- Nasal Septum Epithelium Intracellular Mucus Area to Basement Membrane Width Ratio [CMO:0003146] — The amount of stored mucosubstance in the epithelium of nasal septum quantified by the area of AB-PAS (alcian blue periodic acid Schiff) positive tissue per unit width of basement membrane.
- Nasal Septum Ribonucleic Acid Composition Measurement [CMO:0003348] —
- Native Cell Ribonucleic Acid Composition Measurement [CMO:0003917] — This is any measurement of the absolute or relative amount(s) of one or more of the ribonucleic acids (RNAs) found in a specified type of cell or set of cells found in a natural setting, which includes multicellular organism cells 'in vivo' (i.e. part of an organism), and unicellular organisms 'in environment' (i.e. part of a natural environment).
- Necrotic Liver Tumorous Lesion Area to Total Liver Tumorous Lesion Area Ratio [CMO:0003515] — A calculated value in which the area of a liver tumorous lesion occupied by necrosis is divided by the total area of that individual liver tumorous lesion and presented as a ratio, percentage, fraction or quotient, thus normalizing it to the size of the liver tumorous lesion.
- Negative Logarithm of the Molar Concentration of Acetylcholine at Which the Reduction in Force During Dilation of A Blood Vessel is Half the Maximum Value [CMO:0003728] — A calculated value for the negative logarithm of the molar concentration of acetylcholine (ACh), which acts as a neurotransmitter, at which the dilation of a blood vessel in response to the application of ACh is half maximal. The logarithm of the concentration is the exponent indicating the power to which 10 must be raised to obtain that concentration value.
- Negative Logarithm of the Molar Concentration of Norepinephrine at Which the Force of Blood Vessel Contraction is Half the Maximum Value [CMO:0003727] — A calculated value for the negative logarithm of the concentration of norepinephrine at which the energy produced by the active reduction in the diameter of a blood vessel in response to the application of norepinephrine is half of the value of the highest achievable value of such norepinephrine-induced contractile energy. The logarithm of the concentration is the exponent indicating the power to which 10 must be raised to obtain that concentration value.
- Neonatal Body Weight [CMO:0002079] — The heaviness or degree to which the entire body of an organism at the point of or shortly after birth is drawn to the earth by gravity.
- Neonate Morphological Measurement [CMO:0002083] — Any measurement of the physical form or structure of an organism at the point of or shortly after birth.
- Neoplastic Tissue Ribonucleic Acid Level [CMO:0004000] — This is any measurement of the absolute or relative amount(s) of one or more of the ribonucleic acids (RNAs) found in a specified neoplastic tissue.
- Nephron Count [CMO:0003620] — The total number of nephrons in a kidney. A nephron is made up of a glomerulus, Bowman's capsule, proximal convoluted tubule, loop of Henle, distal convoluted tubule, collecting tubule, and collecting duct. A nephron is the basic functional unit of the kidney and its chief function is to regulate the concentration of water and soluble substances like sodium salts by filtering the blood, reabsorbing what is needed and excreting the rest as urine.
- Nephron Morphological Measurement [CMO:0003619] — Measurement of the physical form or structure of one or more nephrons in the kidney. A nephron is made up of a glomerulus, Bowman's capsule, proximal convoluted tubule, loop of Henle, distal convoluted tubule, collecting tubule, and collecting duct. A nephron is the basic functional unit of the kidney and its chief function is to regulate the concentration of water and soluble substances like sodium salts by filtering the blood, reabsorbing what is needed and excreting the rest as urine.
- Nerve Activity Measurement [CMO:0001235] — Any assessment or quantification of the presence and/or amount of recordable electrical energy in a nerve, any of the cordlike structures that convey impulses between the central nervous system and one or more parts of the body, and that each consist of an outer connective tissue sheath surrounding a bundle of conductive fibers.
- Nervous System Cell Measurement [CMO:0001984] — Any quantification of a morphological or physiological parameter of one or more cells of the nervous system.
- Nervous System Disease Incidence/prevalence Measurement [CMO:0002362] — Any measurement in which the number of individuals in a study population that display any disease, lesion or abnormality of the nervous system at a point in time or develop a disease, lesion or abnormality of the nervous system within a determined period of time are compared to the total number of individuals in the study population. Often expressed as a percentage but could be expressed as a ratio.
- Nervous System Disease Measurement [CMO:0002364] — Any quantitative or qualitative value which is the result of an act of assessing a state or property related to a disease, lesion or abnormality of the nervous system in a single individual or a group of individuals, based on direct observation or experimental manipulation.
- Nervous System Disease Onset/diagnosis Measurement [CMO:0002365] — Any measurement which expresses a quantity related to the beginning, early stages or development of a disease, lesion or abnormality of the nervous system, or to the official determination of a disease, lesion or abnormality of the nervous system as the cause of the observed symptom(s).
- Nervous System Measurement [CMO:0001232] — Any measurement of the nervous system, the organ system which, along with the endocrine system, correlates the adjustments and reactions of the organism to its internal and external environment via transmission of information, in the form of electrochemical impulses, throughout the body.
- Nervous System Physiological Measurement [CMO:0002203] —
- Nervous System Tumor Measurement [CMO:0002013] — Any measurement of one or more tumors arising from cells or tissues of the nervous system, the organ system which, along with the endocrine system, correlates the adjustments and reactions of the organism to its internal and external environment via transmission of information, in the form of electrochemical impulses, throughout the body.
- Net Potassium Efflux to Blood Lymphocyte Dry Weight Ratio Per Unit Time [CMO:0003497] — A measurement, which has been derived by a mathematical process, of lymphocytes present in a sample of blood for which potassium flux was determined in samples of isolated cells following ex vivo assay and sample drying.
- Net Sodium Influx to Blood Lymphocyte Dry Weight Ratio Per Unit Time [CMO:0003496] — A measurement, which has been derived by a mathematical process, of lymphocytes present in a sample of blood for which sodium flux was determined in samples of isolated cells following ex vivo assay and sample drying.
- Neurilemmoma Incidence/prevalence Measurement [CMO:0002014] — Any measurement in which the number of individuals in a study population that display neurilemmoma at a point in time or develop neurilemmoma within a determined period of time are compared to the total number of individuals in the study population. Often expressed as a percentage but could be expressed as a ratio. A neurilemmoma is a tumor originating in a myelin nerve sheath and arising from Schwann cells.
- Neurilemmoma Measurement [CMO:0002020] — Any quantification related to neurilemmoma, a tumor originating in a myelin nerve sheath and arising from Schwann cells.
- Neurilemmoma Onset/diagnosis Measurement [CMO:0002018] — Any measurement which expresses a quantity related to the beginning, early stages or development of neurilemmomas, or to the official determination of neurilemmomas as the cause of the observed symptom(s). A neurilemmoma is a tumor originating from Schwann cells in a myelin nerve sheath.
- Neuron Rough Endoplasmic Reticulum Measurement [CMO:0002841] — Any quantification of a morphological or physiological parameter of the neuronal rough endoplasmic reticulum.
- Neuron Vacuole Measurement [CMO:0002845] — Any quantification of a morphological or physiological parameter of the neuronal vacuole.
- Neuron Count [CMO:0000328] — The number of neurons, conducting cells of the nervous system, in a specified sample.
- Neuron Cytoplasm Area [CMO:0002828] —
- Neuron Cytoplasm Measurement [CMO:0002827] — Any quantification of a morphological or physiological parameter of neuron cytoplasm.
- Neuron Golgi Apparatus Area [CMO:0002838] —
- Neuron Golgi Apparatus Area to Neuron Cytoplasm Area Ratio [CMO:0002840] —
- Neuron Golgi Apparatus Measurement [CMO:0002837] — Any quantification of a morphological or physiological parameter of the neuronal golgi apparatus.
- Neuron Lysosome Area [CMO:0002834] —
- Neuron Lysosome Area to Neuron Cytoplasm Area Ratio [CMO:0002836] —
- Neuron Lysosome Measurement [CMO:0002833] — Any quantification of a morphological or physiological parameter of one or more neuronal lysosomes.
- Neuron Mitochondrion Area [CMO:0002830] —
- Neuron Mitochondrion Area to Neuron Cytoplasm Area Ratio [CMO:0002832] —
- Neuron Mitochondrion Measurement [CMO:0002829] — Any quantification of a morphological or physiological parameter of one or more neuronal mitochondria.
- Neuron Organelle Measurement [CMO:0002826] —
- Neuron Rough Endoplasmic Reticulum Area [CMO:0002842] —
- Neuron Rough Endoplasmic Reticulum Area to Neuron Cytoplasm Area Ratio [CMO:0002844] —
- Neuron Vacuole Area [CMO:0002846] —
- Neuron Vacuole Area to Neuron Cytoplasm Area Ratio [CMO:0002848] —
- Nifedipine Mean Residence Time [CMO:0003139] —
- Non-muscularized Arterioles to Total Arterioles Ratio [CMO:0003190] —
- Non-specified Leukocyte Count to Total Leukocyte Count Ratio [CMO:0002339] — A calculated measurement in which the number of white blood cells that have not been identified as a specific type of cell is divided by the total number of leukocytes in a specified sample of blood, and the result presented as a ratio, fraction, quotient or percentage.
- Non-tongue Squamous Cell Carcinoma of the Head and Neck Tumor Number [CMO:0001877] — A value or quantity determined by count of tumors arising in the lip, nasal cavity, paranasal sinuses, pharynx, larynx, and/or in the oral cavity excluding the tongue from the uncontrolled multiplication of cells of the epithelium, or of cells showing the particular cytological characteristics of squamous cell differentiation, such as the presence of keratin, tonofilament bundles, or desmosomes, structures involved in cell-to-cell adhesion. A tumor is an abnormal growth of tissue resulting from uncontrolled, progressive multiplication of cells and serving no physiological function. The tongue is the movable muscular organ on the floor of the mouth; it is the chief organ of taste, and aids in mastication, swallowing, and speech.
- Norepinephrine Response/sensitivity Measurement [CMO:0003675] — Measurement of an organism's, organ's, tissue's or cell's capacity to respond, such as by a change in activity, state or condition, to norepinephrine, a catecholamine which can act as a neurotransmitter, a stress hormone and a vasoconstrictor.
- Norepinephrine-induced Blood Vessel Contractile Force Expressed as Percent of Force at Baseline [CMO:0003676] — A calculated measurement in which the difference between the contractile force of a blood vessel in response to a specified dosage of norepinephrine and the baseline contractile force exerted by that vessel in the absence of any external stimuli, is divided by the baseline contractile force measurement and the result expressed as a percentage. Norepinephrine is a catecholamine which can act as a neurotransmitter, a stress hormone and a vasoconstrictor.
- Norepinephrine-induced Blood Vessel Contractile Force Expressed as Percent of Force of Contraction to KCL [CMO:0003726] — A calculated measurement in which the difference between the contractile force of a blood vessel in response to a specified dosage of norepinephrine and the contractile force exerted by that vessel in response to a given concentration of potassium chloride, is divided by the potassium chloride contractile force measurement and the result expressed as a percentage. Norepinephrine is a catecholamine which can act as a neurotransmitter, a stress hormone and a vasoconstrictor.
- Normal Sperm Count to Total Sperm Count Ratio [CMO:0000644] — Number of sperm which display no defects in form or function divided by the total number of sperm in a sample, expressed as a percentage.
- Nose Measurement [CMO:0003147] —
- Nose to Rump Body Mass Index [CMO:0002781] — A calculated measurement of body size in which the weight of an animal is divided by the square of the body length, where body length is measured from the tip of the nose to the rump, that is, the base of the tail.
- Nose to Tail Body Mass Index [CMO:0002780] — A calculated measurement of body size in which the weight of an animal is divided by the square of the body length, where body length is measured from the tip of the nose to the tip (that is, the distal end) of the tail.
- Number of 20 X 20 Cm Floor Squares Crossed in the Center of An Open Field Apparatus [CMO:0004017] — A measurement of the distance traveled within the open central region of an open field apparatus, measured as a count of the squares of a 20 cm square grid marked on the floor of the apparatus, crossed by an experimental subject during an experiment.
- Number of 20 X 20 Cm Floor Squares Crossed Into, out of or Within A Discrete Space in An Experimental Apparatus [CMO:0001514] — The number of equilateral right-angled grid elements measuring 20 centimeters on a side traversed by an experimental subject into, out of or within a distinct and specified area of an experimental apparatus (especially such a movement accomplished by the action of appendages such as flagella, limbs, or wings) originated, undertaken, controlled, or accomplished as a result of free will or choice.
- Number of 20 X 20 Cm Floor Squares Crossed Into, out Of, or Within A Discrete Space in An Open Field Apparatus [CMO:0004015] — A measurement of the distance traveled in an open field apparatus, measured as a count of the squares of a 20 cm square grid marked on the floor of the apparatus, crossed by an experimental subject during an experiment. An open field apparatus is an arena, often but not always circular and brightly lit, enclosed in walls of sufficient height to prevent the escape of the experimental subject.
- Number of 20 X 20 Cm Floor Squares Crossed on the Periphery of An Open Field Apparatus [CMO:0004016] — A measurement of the distance traveled within the region at the outer edge of an open field apparatus adjacent to the enclosing wall, measured as a count of the segments of a 20 cm square grid marked on the floor of the apparatus, crossed by an experimental subject during an experiment.
- Number of Abdominal Retractions [CMO:0003090] — The number of abdominal retractions performed in a specified period by an experimental subject. An abdominal retraction is the contraction of the abdominal wall such that an `arched' posture is observed for a couple seconds.
- Number of Approaches Toward Negative Stimulus Before Onset of Defensive Burying Response [CMO:0001960] — The number, i.e. the quantity determined by count, of separate instances of the experimental subject coming nearer in position to the source of an unpleasant, response-causing factor, such as an electric shock device, before that organism begins the activity of defensive burying.
- Number of Blastocysts Implanted Per Litter [CMO:0003816] — This is the number, i.e., the quantity determined by count, of implanted blastocysts, products of one gestation produced during one pregnancy in a multiparous mammal.
- Number of Blastocysts/embryos Lost Postimplantation to Litter Size Ratio [CMO:0002382] — A calculated measurement in which the number of blastocysts and/or embryos which die between implantation of the blastocyst and birth is divided by the total number of offspring in the litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Capillaries Per Cardiomyocyte [CMO:0003658] — The average number of capillaries associated with and/or surrounding an individual cardiac muscle fiber, a cylindrical multinucleate cell of cardiac muscle tissue containing contracting myofibrils. Capillaries are the minute vessels connecting arterioles and venules, the walls of which act as a semipermeable membrane for interchange of various substances between the blood and tissue fluid.
- Number of Capillaries Per Cross-sectional Area of Left Ventricular Myocardium [CMO:0003838] — A calculated number of capillaries associated with a sampled cross-sectional area of left ventricular myocardium, the muscular layer of the ventricle. Capillaries are the minute vessels connecting arterioles and venules, the walls of which act as a semipermeable membrane for interchange of various substances between the blood and tissue fluid.
- Number of Capillaries Per Skeletal Muscle Fiber [CMO:0002535] — The average number of capillaries associated with and/or surrounding an individual skeletal muscle fiber, a cylindrical multinucleate cell of skeletal muscle tissue containing contracting myofibrils and across which run transverse striations. Capillaries are the minute vessels connecting arterioles and venules, the walls of which act as a semipermeable membrane for interchange of various substances between the blood and tissue fluid.
- Number of Contractions Above 10 MmHg of Anorectal Pressure During A Specified Time [CMO:0003761] — Measurement of cyclical rising of pressure in the anorectum as a result of anal sphincter action over a designated period of time.
- Number of Degenerate Embryos Per Superovulation/artificial Insemination Event [CMO:0002525] — The number of embryos produced in the process of a single round of superovulation and artificial insemination that have degenerated and are not likely to be viable or to produce offspring if transfered to a recipient.
- Number of Entries Into A Discrete Space in An Elevated Plus Maze [CMO:0004022] — A count of the number of times during an experiment that an organism or experimental subject moves into a distinct and specified area of an elevated plus maze (EPM). An EPM is an apparatus with an open center area, two open arms and two enclosed arms raised a specified distance above the floor. It is used to measure movement, behavior, learning, and memory, generally in rodents.
- Number of Entries Into A Discrete Space in An Experimental Apparatus [CMO:0000960] — The total number of times during an experiment that an organism or experimental subject enters into a distinct and specified area of an experimental apparatus.
- Number of Entries Into An Enclosed Arm of An Elevated Plus Maze [CMO:0004009] — The count of movements from the center of the elevated plus maze into either of the two arms of the maze that are enclosed by walls sufficiently high to prevent the escape of an experimental subject. The walls of the enclosed arms may be opaque to prevent the experimental subject from seeing anything outside the maze.
- Number of Entries Into An Open Arm of An Elevated Plus Maze [CMO:0004010] — The count of movements of an experimental subject into either of the two arms of an elevated plus maze that do not have walls to prevent the experimental subject from escaping or from seeing anything outside the maze.
- Number of Fetuses Lost Perinatally to Litter Size Ratio [CMO:0002383] — A calculated measurement in which the number of fetuses which die shortly prior to birth is divided by the total number of offspring in the litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses With An Ossified Anterior Arch of Atlas to Total Number of Fetuses Ratio [CMO:0003834] — This is a calculated measurement in which the number of fetuses with an ossified anterior arch of atlas is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses With Brain Hernia to Total Number of Live Fetuses Ratio [CMO:0003820] — A calculated measurement in which the number of fetuses with brain hernia is divided by the total number of live fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage. Fetal brain tissue herniation occurs through a congenital defect in the skull.
- Number of Fetuses With Cardiovascular Malformations to Total Number of Fetuses Ratio [CMO:0003824] — A calculated measurement in which the number of fetuses with cardiovascular malformations is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage. Cardiovascular malformations include conditions such as ventricular septal defect, common atrioventricular canal, transposition of great arteries, and right aortic arch.
- Number of Fetuses With Cervical Rib Variations to Total Number of Fetuses Ratio [CMO:0003832] — This is a calculated measurement in which the number of fetuses with cervical rib variations is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses With Cranial Malformations to Total Number of Fetuses Ratio [CMO:0003828] — A calculated measurement in which the number of fetuses with cranial malformations is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses With Exencephaly to Total Number of Live Fetuses Ratio [CMO:0003819] — A calculated measurement in which the number of fetuses with exencephaly is divided by the total number of live fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage. Exencephaly is a rare malformation of the neural tube with a large amount of protruding brain tissue and absence of calvarium.
- Number of Fetuses With External Malformations to Total Number of Live Fetuses Ratio [CMO:0003817] — A calculated measurement in which the number of fetuses with external malformations is divided by the total number of live fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses With Eye Malformations to Total Number of Live Fetuses Ratio [CMO:0003821] — A calculated measurement in which the number of fetuses with eye malformations is divided by the total number of live fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage. The eye malformations may include anophthalmia, microphthalmia, etc.
- Number of Fetuses With Hydrocephaly to Total Number of Fetuses Ratio [CMO:0003823] — A calculated measurement in which the number of fetuses with hydrocephaly is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage. Hydrocephaly is characterized by an abnormal accumulation of cerebrospinal fluid in the ventricles of the brain.
- Number of Fetuses With Left Umbilical Artery to Total Number of Fetuses Ratio [CMO:0003826] — A calculated measurement in which the number of fetuses with left umbilical artery is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage. In a rat fetus the right umbilical artery tends to remain patent while the left becomes closed near the end of gestation.
- Number of Fetuses With Lumbar Rib Variations to Total Number of Fetuses Ratio [CMO:0003833] — This is a calculated measurement in which the number of fetuses with lumbar rib variations is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses With Renal Malformations to Total Number of Fetuses Ratio [CMO:0003825] — A calculated measurement in which the number of fetuses with renal malformations is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses With Skeletal Malformations to Total Number of Fetuses Ratio [CMO:0003827] — A calculated measurement in which the number of fetuses with skeletal malformations is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses With Skeletal Variations to Total Number of Fetuses Ratio [CMO:0003830] — This is a calculated measurement in which the number of fetuses with skeletal variations is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses With Sternum Variations to Total Number of Fetuses Ratio [CMO:0003831] — This is a calculated measurement in which the number of fetuses with sternum variations is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses With Vertebral Malformations to Total Number of Fetuses Ratio [CMO:0003829] — A calculated measurement in which the number of fetuses with one or more vertebral malformations is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses With Visceral Malformations to Total Number of Fetuses Ratio [CMO:0003822] — A calculated measurement in which the number of fetuses with visceral malformations is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Fetuses Without An Ossified First Cervical Vertebral Body to Total Number of Fetuses Ratio [CMO:0003835] — This is a calculated measurement in which the number of fetuses without an ossified first cervical vertebral body is divided by the total number of fetuses in the prospective litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Glomeruli Per Kidney [CMO:0003797] — The number of glomeruli calculated to be in one kidney from a measured sample of that kidney. Glomeruli are the tufts of capillaries each situated within a Bowman's capsule at the end of a renal tubule in the vertebrate kidney that filter waste products from the blood and thus initiate urine formation.
- Number of Glomeruli Per Kidney to Number of Ureteric Bud Tips Per Kidney Ratio [CMO:0003849] — A calculated measurement in which the average number of glomeruli calculated to be in one kidney is divided by the average number of ureteric bud tips calculated to be in one kidney and the result presented as a ratio, fraction, quotient or percentage, thus normalizing it to one kidney.
- Number of Glomeruli Per Volume of Kidney [CMO:0003799] — A count that has been normalized, adjusted or derived by a mathematical process or computation, of the glomeruli in a given volume of kidney tissue.
- Number of Head Dipping Movements in An Experimental Apparatus [CMO:0003794] — A value or quantity determined by count of how many times a quadrupedal subject in a piece of technical equipment or machinery, an appliance, or a device designed for a particular purpose moves its head purposefully in a downward motion.
- Number of Individuals in A Study Population Developing Haemophilus H21 Infection During A Period of Time [CMO:0003550] — A measurement in which the number of individuals in a study population that develop a Haemophilus H21 infection within a determined period of time are counted. A Haemophilus H21 infection is the invasion and colonization of one or more tissues in the body by the H21 strain of Haemophilus, a genus of Gram-negative, coccobacilli bacteria, some of which are pathogenic.
- Number of Individuals in A Study Population Developing Haemophilus H35 Infection During A Period of Time [CMO:0003551] — A measurement in which the number of individuals in a study population that develop a Haemophilus H35 infection within a determined period of time are counted. A Haemophilus H35 infection is the invasion and colonization of one or more tissues in the body by the H35 strain of Haemophilus, a genus of Gram-negative, coccobacilli bacteria, some of which are pathogenic.
- Number of Individuals in A Study Population Developing Pasteurella Pneumotropica Infection During A Period of Time [CMO:0003552] — A measurement in which the number of individuals in a study population that develop a Pasteurella pneumotropica infection within a determined period of time are counted. A Pasteurella pneumotropica infection is the invasion and colonization of one or more tissues in the body by Pasteurella pneumotropica. Pasteurella pneumotropica is a species of Pasteurella, a genus of Gram-negative, coccobacilli bacteria, some of which are pathogenic.
- Number of Individuals in A Study Population Developing Pasteurellaceae Infection During A Period of Time [CMO:0003546] — A measurement in which the number of individuals in a study population that develop a Pasteurellaceae infection within a determined period of time are counted. A Pasteurellaceae infection is the invasion and colonization of one or more tissues in the body by any bacterial species of the family Pasteurellaceae, a large family of Gram-negative bacteria including the genera Pasteurella and Haemophilus, some of which are pathogenic.
- Number of Individuals in A Study Population Displaying Haemophilus H21 Infection at A Point in Time [CMO:0003547] — A measurement in which the number of individuals in a study population that display a Haemophilus H21 infection at a point in time are counted. A Haemophilus H21 infection is the invasion and colonization of one or more tissues in the body by the H21 strain of Haemophilus, a genus of Gram-negative, coccobacilli bacteria, some of which are pathogenic.
- Number of Individuals in A Study Population Displaying Haemophilus H35 Infection at A Point in Time [CMO:0003548] — A measurement in which the number of individuals in a study population that display a Haemophilus H35 infection at a point in time are counted. A Haemophilus H35 infection is the invasion and colonization of one or more tissues in the body by the H35 strain of Haemophilus, a genus of Gram-negative, coccobacilli bacteria, some of which are pathogenic.
- Number of Individuals in A Study Population Displaying Pasteurella Pneumotropica Infection at A Point in Time [CMO:0003549] — A measurement in which the number of individuals in a study population that display a Pasteurella pneumotropica infection at a point in time are counted. A Pasteurella pneumotropica infection is the invasion and colonization of one or more tissues in the body by Pasteurella pneumotropica. Pasteurella pneumotropica is a species of Pasteurella, a genus of Gram-negative, coccobacilli bacteria, some of which are pathogenic.
- Number of Individuals in A Study Population Displaying Pasteurellaceae Infection at A Point in Time [CMO:0003545] — A measurement in which the number of individuals in a study population that display a specified bacterial infection at a point in time are counted. A Pasteurellaceae infection is the invasion and colonization of one or more tissues in the body by any bacteria of the family Pasteurellaceae, a large family of Gram-negative bacteria including the genera Pasteurella and Haemophilus, some of which are pathogenic.
- Number of Large Metastatic Liver Tumors [CMO:0003613] — A value or quantity determined by count of large (> 3 mm) metastatic tumors in the liver. A metastatic tumor in the liver is a secondary, abnormal growth of tissue resulting from the spread of cancer cells to the liver from the place where they first formed.
- Number of Large Metastatic Liver Tumors in the Left Liver [CMO:0003781] — A value or quantity determined by count of large ( > 3 mm) metastatic tumors in the left lobes (left lateral lobe and median lobes in rat) of the liver. A metastatic tumor in the liver is a secondary, abnormal growth of tissue resulting from the spread of cancer cells to the liver from the place where they first formed.
- Number of Large Metastatic Liver Tumors in the Right Liver [CMO:0003782] — A value or quantity determined by count of large (> 3 mm) metastatic tumors in the right lobes (right lobes and caudate lobes) of the liver. A metastatic tumor in the liver is a secondary, abnormal growth of tissue resulting from the spread of cancer cells to the liver from the place where they first formed.
- Number of Lines Crossed in the Center of An Open Field Apparatus [CMO:0004019] — A measurement of the distance traveled within the region in the center of an open field apparatus, measured as a count of the grid lines, marked on the floor of the apparatus, crossed by an experimental subject during an experiment.
- Number of Live Offspring Per Litter [CMO:0001932] — The quantity determined by count of the number of animals in a group of neonates, products of one gestation produced at one birth by a multiparous mammal, that survive and are alive at birth.
- Number of Lower Body Licking Events [CMO:0003089] — Measurement of the number of times an experimental subject or organism performs a lower body licking event on itself during an experimental time period. A lower body licking event usually involves licking of the abdomen.
- Number of Male Offspring Per Litter [CMO:0002495] — The quantity determined by count of the number of animals in a group of neonates, products of one gestation produced at one birth by a multiparous mammal, that are male. A male offspring is one with the potential to produce spermatozoa at maturity and the genome of which includes a Y chromosome.
- Number of Male Offspring to Litter Size Ratio [CMO:0002494] — A calculated measurement in which the number of male offspring in a litter is divided by the total number of (male and female) offspring in that litter, and the result presented as a ratio, fraction, quotient or percentage. A male offspring is one with the potential to produce spermatozoa at maturity and the genome of which includes a Y chromosome.
- Number of Medium-sized Metastatic Liver Tumors [CMO:0003612] — A value or quantity determined by count of medium-sized (1-3 mm) metastatic tumors in the liver. A metastatic tumor in the liver is a secondary, abnormal growth of tissue resulting from the spread of cancer cells to the liver from the place where they first formed.
- Number of Nucleated Cells Per Kidney Glomerulus [CMO:0002959] —
- Number of Offspring [CMO:0001374] — The number of direct progeny born, either per individual gestation or the total over a specified period of time.
- Number of Peaks in Pressure Per Anorectal Sphincter Contraction [CMO:0003766] — Measurement of the count of fasciculation-producing peaks in pressure generated during an anorectal sphincter contraction.
- Number of Perinatal Live-born Offspring Deaths to Litter Size Ratio [CMO:0002384] — A calculated measurement in which the number of offspring which are born alive but die shortly following birth is divided by the total number of offspring in the litter, and the result presented as a ratio, fraction, quotient or percentage.
- Number of Periods of Grooming in An Experimental Apparatus [CMO:0001751] — A value or quantity determined by count of distinct, separable periods of time during which an animal in a piece of technical equipment or machinery, an appliance, or a device designed for a particular purpose is cleaning itself or another animal.
- Number of Periods of Voluntary Immobility [CMO:0001045] — A count of the number of discrete intervals during which an organism or experimental subject is frozen, that is, not moving from one place or position to another, when such behavior originated with or was undertaken, controlled, or accomplished as a result of that organism's free will or choice.
- Number of Photobeam Interruptions in An Experimental Apparatus [CMO:0001517] — Measurement of the number of times an experimental subject broke or interrupted a beam of light while moving into, out of or within a distinct and specified area of an experimental apparatus (especially such a movement accomplished by the action of appendages such as flagella, limbs, or wings) originated, undertaken, controlled, or accomplished as a result of free will or choice.
- Number of Podocytes Per Kidney Glomerulus [CMO:0002954] —
- Number of Podocytes to Glomerular Volume Ratio [CMO:0002955] — A calculated measurement in which the average number of podocytes is divided by the average volume of kidney glomeruli.
- Number of Rearing Movements [CMO:0001516] — A value or quantity determined by count of how many times a quadrupedal subject rises up on its back legs.
- Number of Rearing Movements in A Discrete Space in An Experimental Apparatus [CMO:0001753] — A value or quantity determined by count of how many times a quadrupedal subject in a distinct and specified area of a piece of technical equipment or machinery, an appliance, or a device designed for a particular purpose, rises up on its back legs.
- Number of Rearing Movements in An Experimental Apparatus [CMO:0001752] — A value or quantity determined by count of how many times a quadrupedal subject in a piece of technical equipment or machinery, an appliance, or a device designed for a particular purpose rises up on its back legs.
- Number of Rearing Movements With Lid-pushing in An Experimental Apparatus [CMO:0002715] — A value or quantity determined by count of how many times a quadrupedal subject in a piece of technical equipment or machinery, an appliance, or a device designed for a particular purpose rises up on its back legs and pushes on the lid/top of the apparatus.
- Number of Ruptures of Arterial Internal Elastic Lamina [CMO:0002561] — The value or quantity determined by count of tears or breaks in the continuity or configuration of the fenestrated layer of elastic tissue that is the outermost part of the intima of an artery.
- Number of Ruptures of the Internal Elastic Lamina of the Abdominal Aorta and Iliac Arteries [CMO:0002562] — The value or quantity determined by count of tears or breaks in the continuity or configuration of the internal elastic lamina (IEL) of the abdominal aorta and iliac arteries, that is, the distal segment of the descending aorta and the large arteries that originate from it.
- Number of Ruptures of the Internal Elastic Lamina of the Renal Arteries [CMO:0002563] — The value or quantity determined by count of tears or breaks in the continuity or configuration of the internal elastic lamina (IEL) of the renal arteries, that is, the ateries which arise from the side of the abdominal aorta and which supply the kidneys with blood.
- Number of Small Metastatic Liver Tumors [CMO:0003611] — A value or quantity determined by count of small (< 1 mm) metastatic tumors in the liver. A metastatic tumor in the liver is a secondary, abnormal growth of tissue resulting from the spread of cancer cells to the liver from the place where they first formed.
- Number of Small Metastatic Liver Tumors in the Left Liver [CMO:0003776] — A value or quantity determined by count of small (< 1 mm) metastatic tumors in the left lobes (left lateral lobe and median lobes in rat) of the liver. A metastatic tumor in the liver is a secondary, abnormal growth of tissue resulting from the spread of cancer cells to the liver from the place where they first formed.
- Number of Small Metastatic Liver Tumors in the Right Liver [CMO:0003775] — A value or quantity determined by count of small (< 1 mm) metastatic tumors in the right lobes (right lobes and caudate lobes) of the liver. A metastatic tumor in the liver is a secondary, abnormal growth of tissue resulting from the spread of cancer cells to the liver from the place where they first formed.
- Number of Spontaneous Locomotor Movements Per Unit Time [CMO:0003644] — Measurement of spontaneous locomotor activity, that is any locomotor movements during a period of time.
- Number of Squamous Cell Tumors of the Tongue With Diameter Greater Than 3 Mm [CMO:0001950] — A value or quantity determined by count of squamous cell carcinoma tumors of the tongue in which the diameter, the length of a straight line passing through the center and connecting opposite points on the circumference of a circle circumscribing a single tumor, measures at least 3 millimeters (3/1000ths of a meter). Squamous cell carcinoma of the tongue is comprised of tumors arising in the tongue from the uncontrolled multiplication of cells of the epithelium, or of cells showing the particular cytological characteristics of squamous cell differentiation, such as the presence of keratin, tonofilament bundles, or desmosomes, structures involved in cell-to-cell adhesion. A tumor is an abnormal growth of tissue resulting from uncontrolled, progressive multiplication of cells and serving no physiological function. The tongue is the movable muscular organ on the floor of the mouth; it is the chief organ of taste, and aids in mastication, swallowing, and speech.
- Number of Squamous Cell Tumors of the Tongue With Diameter Greater Than 5 Mm [CMO:0001879] — A value or quantity determined by count of squamous cell carcinoma tumors of the tongue in which the diameter, the length of a straight line passing through the center and connecting opposite points on the circumference of a circle circumscribing a single tumor, measures at least 5 millimeters (5/1000ths of a meter). Squamous cell carcinoma of the tongue is comprised of tumors arising in the tongue from the uncontrolled multiplication of cells of the epithelium, or of cells showing the particular cytological characteristics of squamous cell differentiation, such as the presence of keratin, tonofilament bundles, or desmosomes, structures involved in cell-to-cell adhesion. A tumor is an abnormal growth of tissue resulting from uncontrolled, progressive multiplication of cells and serving no physiological function. The tongue is the movable muscular organ on the floor of the mouth; it is the chief organ of taste, and aids in mastication, swallowing, and speech.
- Number of Stretched-attend Posture Movements [CMO:0001039] — Measurement of the number of times an experimental subject or organism displays a stretched-attend posture movement during an experimental time period. The stretched-attend posture is one during which the hind legs remain stationary while the body is stretched forward with head raised.
- Number of Transferable Embryos Per Superovulation/artificial Insemination Event [CMO:0002526] — The number of embryos produced in the process of a single round of superovulation and artificial insemination that are of sufficient quality to transfer from the donor female to a recipient female with a reasonable expectation of producing viable offspring.
- Number of Unfertilized Ova Per Superovulation/artificial Insemination Event [CMO:0002527] — The number of female gametes, recovered from a donor following a single round of superovulation and artificial insemination, that did not undergo fertilization, that is, the union of male and female gametes to form the diploid zygote, leading to development of a new individual.
- Number of Ureteric Bud Tips Per Kidney [CMO:0003848] — This is a measurement of the number of ureteric bud tips calculated to be in one kidney from a measured sample of that kidney. Ureteric bud tips are at the terminal ends of the ureteric tree. The ureteric tip cells are proliferating immature cells located at the branching points that induce the adjacent cap mesenchyme to undergo nephrogenesis.
- Number of Ventral Prostate Tumorous Lesions With Round, Irregular Size Nuclei [CMO:0003694] — The number of tumorous lesions with round, irregular size nuclei in the ventral lobe of the prostate gland. A tumorous lesion is one which is or has the potential to become a tumor, that is, a neoplasm or new growth of tissue in which cell multiplication is more or less uncontrolled and progressive. Tumorous lesions include tumors, preneoplastic lesions, and hyperplastic lesions composed of histologically normal cells.
- Number of Ventral Prostate Tumorous Lesions With Solid Structure [CMO:0003693] — The number of tumorous lesions with solid structure in the ventral lobe of the prostate gland. A tumorous lesion is one which is or has the potential to become a tumor, that is, a neoplasm or new growth of tissue in which cell multiplication is more or less uncontrolled and progressive. Tumorous lesions include tumors, preneoplastic lesions, and hyperplastic lesions composed of histologically normal cells.
- Number of Viable Embryos Per Gestation [CMO:0002546] — The quantity determined by count of the number of embryos produced in a single pregnancy, especially in a multiparous mammal, that are living and have the potential to develop into offspring that survive and are alive at birth. An embryo is a new organism in the earliest stage of development. In mammals, this corresponds to the period from the time the implanted blastocyst begins to develop a long axis up to the time that the major structures have begun to develop.
- Number of Visits to Feeder Per Day [CMO:0002507] — The average number of times per day that an individual animal approaches and/or eats from a self-feeder, a device designed to deliver food to an animal or a group of animals in an automated or semi-automated fashion.
Data returned: 141 terms all with first letter "N".
Data updated: Sep 01, 2024