| D006965 |
Hyperplasia |
An increase in the number of cells in a tissue or organ without tumor formation. It differs from HYPERTROPHY, which is an increase in bulk without an increase in the number of cells. |
Hyperplasias |
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| D006984 |
Hypertrophy |
General increase in bulk of a part or organ due to CELL ENLARGEMENT and accumulation of FLUIDS AND SECRETIONS, not due to tumor formation, nor to an increase in the number of cells (HYPERPLASIA). |
Hypertrophies |
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| D008550 |
Melatonin |
A biogenic amine that is found in animals and plants. In mammals, melatonin is produced by the PINEAL GLAND. Its secretion increases in darkness and decreases during exposure to light. Melatonin is implicated in the regulation of SLEEP, mood, and REPRODUCTION. Melatonin is also an effective antioxidant. |
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| D005260 |
Female |
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Females |
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| D000367 |
Age Factors |
Age as a constituent element or influence contributing to the production of a result. It may be applicable to the cause or the effect of a circumstance. It is used with human or animal concepts but should be differentiated from AGING, a physiological process, and TIME FACTORS which refers only to the passage of time. |
Age Reporting,Age Factor,Factor, Age,Factors, Age |
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| D000818 |
Animals |
Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. |
Animal,Metazoa,Animalia |
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| D013961 |
Thyroid Gland |
A highly vascularized endocrine gland consisting of two lobes joined by a thin band of tissue with one lobe on each side of the TRACHEA. It secretes THYROID HORMONES from the follicular cells and CALCITONIN from the parafollicular cells thereby regulating METABOLISM and CALCIUM level in blood, respectively. |
Thyroid,Gland, Thyroid,Glands, Thyroid,Thyroid Glands,Thyroids |
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| D013963 |
Thyroid Hormones |
Natural hormones secreted by the THYROID GLAND, such as THYROXINE, and their synthetic analogs. |
Thyroid Hormone,Hormone, Thyroid,Hormones, Thyroid |
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| D051381 |
Rats |
The common name for the genus Rattus. |
Rattus,Rats, Laboratory,Rats, Norway,Rattus norvegicus,Laboratory Rat,Laboratory Rats,Norway Rat,Norway Rats,Rat,Rat, Laboratory,Rat, Norway,norvegicus, Rattus |
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