Pheromones. Synomones . Allelochemicals . Allomones . Ectohormones . Kairomones . Semiochemicals . Chemical substances, excreted by an organism into the environment, that elicit behavioral or physiological responses from other organisms of the same species. Perception of these chemical signals may be olfactory or by contact. . 1.00
Hormones, Ectopic. Ectopic Hormones . Hormones released from neoplasms or from other cells that are not the usual sources of hormones. . 0.67
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. . 0.59
Paraneoplastic Endocrine Syndromes. Ectopic Hormone Syndrome . Endocrine Syndrome, Paraneoplastic . Paraneoplastic Endocrine Syndrome . Syndrome, Ectopic Hormone . Syndrome, Paraneoplastic Endocrine . Syndromes, Ectopic Hormone . Syndromes, Paraneoplastic Endocrine . Ectopic Hormone Syndromes . Neoplastic Endocrine-Like Syndromes . Syndromes resulting from inappropriate production of HORMONES or hormone-like materials by NEOPLASMS in non-endocrine tissues or not by the usual ENDOCRINE GLANDS. Such hormone outputs are called ectopic hormone (HORMONES, ECTOPIC) secretion. . 0.53
Ectogenesis. Ectogeneses . Embryonic and fetal development that takes place in an artificial environment in vitro. . 0.51