Hormones. Hormone . Hormone Receptor Agonists . Agonists, Hormone Receptor . Receptor Agonists, Hormone . Hormones, Synthetic . Hormone Analogs . Chemical substances having a specific regulatory effect on the activity of a certain organ or organs. The term was originally applied to substances secreted by various ENDOCRINE GLANDS and transported in the bloodstream to the target organs. It is sometimes extended to include those substances that are not produced by the endocrine glands but that have similar effects. . 1.00
Plant Growth Regulators. Growth Regulators, Plant . Regulators, Plant Growth . Hormones, Plant . Phytohormones . Plant Hormones . Any of the hormones produced naturally in plants and active in controlling growth and other functions. There are three primary classes: auxins, cytokinins, and gibberellins. . 0.75
Gonadal Steroid Hormones. Sex Hormones . Hormones, Gonadal Steroid . Hormones, Sex Steroid . Steroid Hormones, Gonadal . Steroid Hormones, Sex . Sex Steroid Hormones . Steroid hormones produced by the GONADS. They stimulate reproductive organs, germ cell maturation, and the secondary sex characteristics in the males and the females. The major sex steroid hormones include ESTRADIOL; PROGESTERONE; and TESTOSTERONE. . 0.73
Insect Hormones. Hormones, Insect . Hormones secreted by insects. They influence their growth and development. Also synthetic substances that act like insect hormones. . 0.70
Growth Hormone-Releasing Hormone. GHRH 1-44 . GRF 1-44 . Growth Hormone-Releasing Factor 44 . Human Pancreatic Growth Hormone-Releasing Factor . Somatoliberin . hpGRF 44 . Growth Hormone Releasing Factor . Growth Hormone Releasing Factor 44 . Growth Hormone Releasing Hormone . Somatotropin Releasing Factor 44 . Somatotropin Releasing Hormone . Growth Hormone-Releasing Factor . Somatocrinin . Somatotropin-Releasing Factor 44 . Somatotropin-Releasing Hormone . Growth Hormone-Releasing Factor 44 . A peptide of 44 amino acids in most species that stimulates the release and synthesis of GROWTH HORMONE. GHRF (or GRF) is synthesized by neurons in the ARCUATE NUCLEUS of the HYPOTHALAMUS. After being released into the pituitary portal circulation, GHRF stimulates GH release by the SOMATOTROPHS in the PITUITARY GLAND. . 0.70