neurotransmitter systems
editSystem | Origin [1] | Effects[1] |
---|---|---|
Noradrenaline system | locus coeruleus |
|
Lateral tegmental field | ||
Dopamine system | dopamine pathways: | motor system, reward, cognition, endocrine, nausea |
Serotonin system | caudal dorsal raphe nucleus | Increase (introversion), mood, satiety, body temperature and sleep, while decreasing nociception. |
rostral dorsal raphe nucleus | ||
Cholinergic system | pontomesencephalotegmental complex |
|
basal optic nucleus of Meynert | ||
medial septal nucleus |
hypothalamic nuclei
editRegion | Area | Nucleus | Function[5] |
Anterior | Medial | Medial preoptic nucleus |
|
Supraoptic nucleus (SO) |
| ||
Paraventricular nucleus (PV) |
| ||
Anterior hypothalamic nucleus (AH) |
| ||
Suprachiasmatic nucleus (SC) |
| ||
Lateral | Lateral preoptic nucleus | ||
Lateral nucleus (LT) | |||
Part of supraoptic nucleus (SO) |
| ||
Tuberal | Medial | Dorsomedial hypothalamic nucleus (DM) |
|
Ventromedial nucleus (VM) |
| ||
Arcuate nucleus (AR)
| |||
Lateral | Lateral nucleus (LT) | ||
Lateral tuberal nuclei | |||
Posterior | Medial | Mammillary nuclei (part of mammillary bodies) (MB) | |
Posterior nucleus (PN) |
| ||
Lateral | Lateral nucleus (LT) |
primary hypothalamic hormones
editName | Other Names | Abbreviations | Location | Function |
---|---|---|---|---|
Corticotropin-releasing hormone | Corticotropin-releasing factor, Corticoliberin | CRH, CRF | parvocellular neuroendocrine neurons in the paraventricular nucleus | with vasopressin, stimulates anterior pituitary to secrete ACTH |
Dopamine | Prolactin-inhibiting hormone | DA, PIH | neuroendocrine neurons of the arcuate nucleus | inhibits secretion of prolactin from the anterior pituitary |
Gonadotropin-releasing hormone | Luteinising-hormone releasing hormone | GnRH, LHRH | neuroendocrine neurons in the medial preoptic and arcuate nuclei | stimulates anterior pituitary to secrete LH and FSH |
Growth hormone-releasing hormone | Growth-hormone-releasing factor, somatocrinin | GHRH, GHRF, GRF | arcuate nucleus neuroendocrine neurons | stimulates anterior pituitary to secrete growth hormone |
Melatonin | suprachiasmatic nucleus | |||
Somatostatin | Growth hormone-inhibiting hormone, Somatotropin release-inhibiting factor | SS, GHIH, SRIF | neuroendocrine neurons of the periventricular nucleus | inhibits secretion of growth hormone from the anterior pituitary |
Thyrotropin-releasing hormone | Thyrotropin-releasing factor, Thyroliberin, Protirelin | TRH, TRF | parvocellular neuroendocrine neurons in the paraventricular and anterior hypothalamic nuclei | stimulates anterior pituitary to secrete TSH |
Important human hormones
editSpelling is not uniform for many hormones. Current North American and international usage is estrogen, gonadotropin, while British usage retains the Greek diphthong in oestrogen and favors the earlier spelling gonadotrophin (from trophē ‘nourishment, sustenance’ rather than tropē ‘turning, change’.
Structure | Name | Abbrev- iation |
Tissue | Cells | Mechanism | Target Tissue | Effect |
amine - tryptophan | Melatonin (N-acetyl-5-methoxytryptamine) | pineal gland | pinealocyte | antioxidant and causes drowsiness | |||
amine - tryptophan | Serotonin | 5-HT | CNS, GI tract | enterochromaffin cell | Controls mood, appetite, and sleep | ||
amine - tyrosine | Thyroxine (or tetraiodothyronine) (a thyroid hormone) | T4 | thyroid gland | thyroid epithelial cell | direct | less active form of thyroid hormone: increase the basal metabolic rate & sensitivity to catecholamines,
affect protein synthesis | |
amine - tyrosine | Triiodothyronine (a thyroid hormone) | T3 | thyroid gland | thyroid epithelial cell | direct | potent form of thyroid hormone: increase the basal metabolic rate & sensitivity to catecholamines,
affect protein synthesis | |
amine - tyrosine (cat) | Epinephrine (or adrenaline) | EPI | adrenal medulla | chromaffin cell | Fight-or-flight response:
Boosts the supply of oxygen and glucose to the brain and muscles (by increasing heart rate and stroke volume, vasodilation, increasing catalysis of glycogen in liver, breakdown of lipids in fat cells. dilate the pupils Suppress non-emergency bodily processes (e.g. digestion) Suppress immune system | ||
amine - tyrosine (cat) | Norepinephrine (or noradrenaline) | NRE | adrenal medulla | chromaffin cell | Fight-or-flight response:
Boosts the supply of oxygen and glucose to the brain and muscles (by increasing heart rate and stroke volume, vasoconstriction and increased blood pressure, breakdown of lipids in fat cells. Increase skeletal muscle readiness. | ||
amine - tyrosine (cat) | Dopamine (or prolactin inhibiting hormone | DPM, PIH or DA | kidney, hypothalamus | Chromaffin cells in kidney Dopamine neurons of the arcuate nucleus in hypothalamus |
Increase heart rate and blood pressure Inhibit release of prolactin and TRH from anterior pituitary | ||
peptide | Antimullerian hormone (or mullerian inhibiting factor or hormone) | AMH | testes | Sertoli cell | Inhibit release of prolactin and TRH from anterior pituitary | ||
peptide | Adiponectin | Acrp30 | adipose tissue | ||||
peptide | Adrenocorticotropic hormone (or corticotropin) | ACTH | anterior pituitary | corticotrope | cAMP | synthesis of corticosteroids (glucocorticoids and androgens) in adrenocortical cells | |
peptide | Angiotensinogen and angiotensin | AGT | liver | IP3 | vasoconstriction
release of aldosterone from adrenal cortex dipsogen. | ||
peptide | Antidiuretic hormone (or vasopressin, arginine vasopressin) | ADH | posterior pituitary | Parvocellular neurosecretory neurons in hypothalamus Magnocellular neurosecretory cells in posterior pituitary |
varies | retention of water in kidneys moderate vasoconstriction Release ACTH in anterior pituitary | |
peptide | Atrial-natriuretic peptide (or atriopeptin) | ANP | heart | cGMP | |||
peptide | Calcitonin | CT | thyroid gland | parafollicular cell | cAMP | Construct bone, reduce blood Ca2+ | |
peptide | Cholecystokinin | CCK | duodenum | Release of digestive enzymes from pancreas
Release of bile from gallbladder hunger suppressant | |||
peptide | Corticotropin-releasing hormone | CRH | hypothalamus | cAMP | Release ACTH from anterior pituitary | ||
peptide | Erythropoietin | EPO | kidney | Extraglomerular mesangial cells | Stimulate erythrocyte production | ||
peptide | Follicle-stimulating hormone | FSH | anterior pituitary | gonadotrope | cAMP | In female: stimulates maturation of Graafian follicles in ovary.
In male: spermatogenesis, enhances production of androgen-binding protein by the Sertoli cells of the testes | |
peptide | Gastrin | GRP | stomach, duodenum | G cell | Secretion of gastric acid by parietal cells | ||
peptide | Ghrelin | stomach | P/D1 cell | Stimulate appetite,
secretion of growth hormone from anterior pituitary gland | |||
peptide | Glucagon | GCG | pancreas | alpha cells | cAMP | glycogenolysis and gluconeogenesis in liver
increases blood glucose level | |
peptide | Gonadotropin-releasing hormone | GnRH | hypothalamus | IP3 | Release of FSH and LH from anterior pituitary. | ||
peptide | Growth hormone-releasing hormone | GHRH | hypothalamus | IP3 | Release GH from anterior pituitary | ||
peptide | Human chorionic gonadotropin | hCG | placenta | syncytiotrophoblast cells | cAMP | promote maintenance of corpus luteum during beginning of pregnancy
Inhibit immune response, towards the human embryo. | |
peptide | Human placental lactogen | HPL | placenta | increase production of insulin and IGF-1
increase insulin resistance and carbohydrate intolerance | |||
peptide | Growth hormone | GH or hGH | anterior pituitary | somatotropes | stimulates growth and cell reproduction
Release Insulin-like growth factor 1 from liver | ||
peptide | Inhibin | testes, ovary, fetus | Sertoli cells of testes granulosa cells of ovary trophoblasts in fetus |
anterior pituitary | Inhibit production of FSH | ||
peptide | Insulin | INS | pancreas | beta cells | tyrosine kinase | Intake of glucose, glycogenesis and glycolysis in liver and muscle from blood
intake of lipids and synthesis of triglycerides in adipocytes Other anabolic effects | |
peptide | Insulin-like growth factor (or somatomedin) | IGF | liver | Hepatocytes | tyrosine kinase | insulin-like effects
regulate cell growth and development | |
peptide | Leptin | LEP | adipose tissue | decrease of appetite and increase of metabolism. | |||
peptide | Luteinizing hormone | LH | anterior pituitary | gonadotropes | cAMP | In female: ovulation
In male: stimulates Leydig cell production of testosterone | |
peptide | Melanocyte stimulating hormone | MSH or α-MSH | anterior pituitary/pars intermedia | Melanotroph | cAMP | melanogenesis by melanocytes in skin and hair | |
peptide | Orexin | hypothalamus | wakefulness and increased energy expenditure, increased appetite | ||||
peptide | Oxytocin | OXT | posterior pituitary | Magnocellular neurosecretory cells | IP3 | release breast milk
Contraction of cervix and vagina Involved in orgasm, trust between people.[7] and circadian homeostasis (body temperature, activity level, wakefulness) [8]. | |
peptide | Parathyroid hormone | PTH | parathyroid gland | parathyroid chief cell | cAMP | increase blood Ca2+: *indirectly stimulate osteoclasts
(Slightly) decrease blood phosphate: | |
peptide | Prolactin | PRL | anterior pituitary, uterus | lactotrophs of anterior pituitary Decidual cells of uterus |
milk production in mammary glands sexual gratification after sexual acts | ||
peptide | Relaxin | RLN | uterus | Decidual cells | Unclear in humans | ||
peptide | Secretin | SCT | duodenum | S cell | Secretion of bicarbonate from liver, pancreas and duodenal Brunner's glands
Enhances effects of cholecystokinin Stops production of gastric juice | ||
peptide | Somatostatin | SRIF | hypothalamus, islets of Langerhans, gastrointestinal system | delta cells in islets Neuroendocrince cells of the Periventricular nucleus in hypothalamus |
Inhibit release of GH and TRH from anterior pituitary Suppress release of gastrin, cholecystokinin (CCK), secretin, motilin, vasoactive intestinal peptide (VIP), gastric inhibitory polypeptide (GIP), enteroglucagon in gastrointestinal system Lowers rate of gastric emptying Reduces smooth muscle contractions and blood flow within the intestine [9] | ||
peptide | Thrombopoietin | TPO | liver, kidney, striated muscle | Myocytes | megakaryocytes | produce platelets[11] | |
peptide | Thyroid-stimulating hormone (or thyrotropin) | TSH | anterior pituitary | thyrotropes | cAMP | thyroid gland | secrete thyroxine (T4) and triiodothyronine (T3) |
peptide | Thyrotropin-releasing hormone | TRH | hypothalamus | Parvocellular neurosecretory neurons | IP3 | anterior pituitary | Release thyroid-stimulating hormone (primarily) Stimulate prolactin release |
steroid - glu. | Cortisol | adrenal cortex (zona fasciculata and zona reticularis cells) | direct | Stimulation of gluconeogenesis
Inhibition of glucose uptake in muscle and adipose tissue Mobilization of amino acids from extrahepatic tissues Stimulation of fat breakdown in adipose tissue anti-inflammatory and immunosuppressive | |||
steroid - min. | Aldosterone | adrenal cortex (zona glomerulosa) | direct | Increase blood volume by reabsorption of sodium in kidneys (primarily) | |||
steroid - sex (and) | Testosterone | testes | Leydig cells | direct | Anabolic: growth of muscle mass and strength, increased bone density, growth and strength,
Virilizing: maturation of sex organs, formation of scrotum, deepening of voice, growth of beard and axillary hair. | ||
steroid - sex (and) | Dehydroepiandrosterone | DHEA | testes, ovary, kidney | Zona fasciculata and Zona reticularis cells of kidney theca cells of ovary Leydig cellss of testes |
direct | Virilization, anabolic | |
steroid - sex (and) | Androstenedione | adrenal glands, gonads | direct | Substrate for estrogen | |||
steroid - sex (and) | Dihydrotestosterone | DHT | multiple | direct | |||
steroid - sex (est) | Estradiol | E2 | females: ovary, males testes | females: granulosa cells, males: Sertoli cell | direct | Females:
Structural:
Protein synthesis:
Increase HDL, triglyceride, height growth Decrease LDL, fat deposition Fluid balance:
Gastrointestinal tract:
Melanin:
Cancer: support hormone-sensitive breast cancers [12] Suppression of production in the body of estrogen is a treatment for these cancers. Lung function: | |
steroid - sex (est) | Estrone | ovary | granulosa cells, Adipocytes | direct | |||
steroid - sex (est) | Estriol | placenta | syncytiotrophoblast | direct | |||
steroid - sex (pro) | Progesterone | ovary, adrenal glands, placenta (when pregnant) | Granulosa cells theca cells of ovary | direct | Support pregnancy[15]:
Convert endometrium to secretory stage Make cervical mucus permeable to sperm. Inhibit immune response, e.g. towards the human embryo. Decrease uterine smooth muscle contractility[15] Inhibit lactation Inhibit onset of labor. Support fetal production of adrenal mineralo- and glucosteroids. Other: Raise epidermal growth factor-1 levels Increase core temperature during ovulation[16] Reduce spasm and relax smooth muscle (widen bronchi and regulate mucus) Antiinflammatory Reduce gall-bladder activity[17] Normalize blood clotting and vascular tone, zinc and copper levels, cell oxygen levels, and use of fat stores for energy. Assist in thyroid function and bone growth by osteoblasts Relsilience in bone, teeth, gums, joint, tendon, ligament and skin Healing by regulating collagen Nerve function and healing by regulating myelin Prevent endometrial cancer by regulating effects of estrogen. | ||
sterol | Calcitriol (1,25-dihydroxyvitamin D3) | skin/proximal tubule of kidneys | direct | Active form of vitamin D3
Increase absorption of calcium and phosphate from gastrointestinal tract and kidneys inhibit release of PTH | |||
sterol | Calcidiol (25-hydroxyvitamin D3) | skin/proximal tubule of kidneys | direct | Inactive form of Vitamin D3 | |||
eicosanoid | Prostaglandins | PG | seminal vesicle | ||||
eicosanoid | Leukotrienes | LT | white blood cells | ||||
eicosanoid | Prostacyclin | PGI2 | endothelium | ||||
eicosanoid | Thromboxane | TXA2 | platelets | ||||
Prolactin releasing hormone | PRH | hypothalamus | Release prolactin from anterior pituitary | ||||
Lipotropin | PRH | anterior pituitary | Corticotropes | lipolysis and steroidogenesis, stimulates melanocytes to produce melanin | |||
Brain natriuretic peptide | BNP | heart | Cardiac myocytes | (To a minor degree than ANP) reduce blood pressure by:
reducing systemic vascular resistance, reducing blood water, sodium and fats | |||
Neuropeptide Y | NPY | Stomach | increased food intake and decreased physical activity | ||||
Histamine | Stomach | ECL cells | stimulate gastric acid secretion | ||||
Endothelin | Stomach | X cells | Smooth muscle contraction of stomach [18] | ||||
Pancreatic polypeptide | Pancreas | PP cells | Unknown | ||||
Renin | Kidney | Juxtaglomerular cells | Activates the renin-angiotensin system by producing angiotensin I of angiotensinogen | ||||
Enkephalin | Kidney | Chromaffin cells | Regulate pain |
- ^ a b Rang, H. P. (2003). Pharmacology. Edinburgh: Churchill Livingstone. pp. page 474 for noradrenaline system, page 476 for dopamine system, page 480 for serotonin system and page 483 for cholinergic system. ISBN 0-443-07145-4.
{{cite book}}
:|pages=
has extra text (help) - ^ Diagram of Nuclei (psycheducation.org)
- ^ Diagram of Nuclei (universe-review.ca)
- ^ Diagram of Nuclei (utdallas.edu)
- ^ Unless else specified in table, then ref is: Guyton Eight Edition
- ^ Walter F., PhD. Boron. Medical Physiology: A Cellular And Molecular Approaoch. Elsevier/Saunders. ISBN 1-4160-2328-3. Page 840
- ^ Kosfeld M et al. (2005) Oxytocin increases trust in humans. Nature 435:673-676. PDF PMID 15931222
- ^ Scientific American Mind, "Rhythm and Blues"; June/July 2007; Scientific American Mind; by Ulrich Kraft
- ^ http://www.vivo.colostate.edu/hbooks/pathphys/endocrine/otherendo/somatostatin.html Colorado State University - Biomedical Hypertextbooks - Somatostatin
- ^ a b Nosek, Thomas M. "Section 5/5ch4/s5ch4_17". Essentials of Human Physiology. Archived from the original on 2016-03-24.
- ^ Kaushansky K. Lineage-specific hematopoietic growth factors. N Engl J Med 2006;354:2034-45. PMID 16687716.
- ^ Hormonal Therapy
- ^ Massaro D, Massaro GD (2004). "Estrogen regulates pulmonary alveolar formation, loss, and regeneration in mice". American Journal of Physiology. Lung Cellular and Molecular Physiology. 287 (6): L1154–9. doi:10.1152/ajplung.00228.2004. PMID url=http://ajplung.physiology.org/cgi/content/full/287/6/L1154 15298854 url=http://ajplung.physiology.org/cgi/content/full/287/6/L1154.
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(help) - ^ Pentikäinen V, Erkkilä K, Suomalainen L, Parvinen M, Dunkel L. Estradiol Acts as a Germ Cell Survival Factor in the Human Testis in vitro. The Journal of Clinical Endocrinology & Metabolism 2006;85:2057-67 PMID 10843196
- ^ a b Placental Hormones
- ^ Nosek, Thomas M. "Section 5/5ch9/s5ch9_13". Essentials of Human Physiology. Archived from the original on 2016-03-24.
- ^ Hould F, Fried G, Fazekas A, Tremblay S, Mersereau W (1988). "Progesterone receptors regulate gallbladder motility". J Surg Res. 45 (6): 505–12. doi:10.1016/0022-4804(88)90137-0. PMID 3184927.
{{cite journal}}
: CS1 maint: multiple names: authors list (link) - ^ Diabetes-related changes in contractile responses of stomach fundus to endothelin-1 in streptozotocin-induced diabetic rats Journal of Smooth Muscle Research Vol. 41 (2005) , No. 1 35-47. Kazuki Endo1), Takayuki Matsumoto1), Tsuneo Kobayashi1), Yutaka Kasuya1) and Katsuo Kamata1)