Neuroendocrinology (์‹ ๊ฒฝ๋‚ด๋ถ„๋น„ํ•™)

๋ชฉ์ฐจ

  • Definition
  • Hypothalamus (์‹œ์ƒํ•˜๋ถ€)
    • [[#Hypothalamus (์‹œ์ƒํ•˜๋ถ€)#๋‡Œํ•˜์ˆ˜์ฒด ์ „์—ฝ (=Adenohypophysis)|๋‡Œํ•˜์ˆ˜์ฒด ์ „์—ฝ (=Adenohypophysis)]]
    • [[#Hypothalamus (์‹œ์ƒํ•˜๋ถ€)#๋‡Œํ•˜์ˆ˜์ฒด ํ›„์—ฝ (=Neurohypophysis)|๋‡Œํ•˜์ˆ˜์ฒด ํ›„์—ฝ (=Neurohypophysis)]]

PUPD : ์‹ ์žฅ ์ชฝ, ํ˜ธ๋ฅด๋ชฌ ์ชฝ ์›์ธ์ด ๊ฐ€์žฅ ๋งŽ๋‹ค.

Definition

  • Neuroendocrinology : ๋ชธ์—์„œ ์ผ์ •ํ•˜๊ฒŒ ํ•ญ์ƒ์„ฑ์„ ์œ ์ง€ํ•˜๋ ค๋Š” ์„ฑ์งˆ -
  • ์‹ ํ˜ธ๋ฅผ ๋ณด๋‚ด๋Š” ์‹œ์ƒํ•˜๋ถ€ & ์‹ค์ œ๋กœ ์กฐ์ ˆ ๊ธฐ๋Šฅ์„ ์ˆ˜ํ–‰ํ•˜๋Š” target organs

์‹œ์ƒํ•˜๋ถ€์—์„œ target tissue๋กœ sign์„ ๋ณด๋‚ธ๋‹ค.

  • GHRH, GnRH, TRH, CRH, Somatostatin, Dopamine : ๋ฌธ๋งฅ์‹œ์Šคํ…œ(ํ˜ˆ๊ด€๊ณ„)๋ฅผ ํ†ตํ•ด ๋‡Œํ•˜์ˆ˜์ฒด ์ „์—ฝ-๋‡Œํ•˜์ˆ˜์ฒด๋กœ ์ „๋‹ฌ๋˜๋Š” ํ˜ธ๋ฅด๋ชฌ๋“ค
  • Vasopressin, Oxytocin : ๋‡Œํ•˜์ˆ˜์ฒด ํ›„์—ฝ์— ์ €์žฅ๋˜์—ˆ๋‹ค๊ฐ€ ๋ฐฉ์ถœ๋จ.

Hypothalamus (์‹œ์ƒํ•˜๋ถ€)

  • Corticotropin-releasing hormone (CRH)
  • Thyrotropin-releasing hormone (TRH)
  • Growth hormone-releasing hormone (GHRH)
  • Somatostatin: growth hormone-inhibiting hormone
  • Gonadotropin-releasing hormone (GnRH)
  • Dopamin: major prolactin inhibiting hormone (์‹ ๊ฒฝ์ „๋‹ฌ๋ฌผ์งˆ์ด์ž, ํ˜ธ๋ฅด๋ชฌ)

๋‡Œํ•˜์ˆ˜์ฒด ์ „์—ฝ (=Adenohypophysis)

  • Thyrotrophs: thyroid-stimulating hormone (TSH)
  • Corticotrophs: adrenocorticotropic hormone (ACTH)
  • Gonadotrophs: luteinizing hormone (LH), follicle-stimulating hormone (FSH)
  • Somatotrophs: growth hormone (GH, somatotropin)
  • Lactotrophs: prolactin (PRL)
  • Melanotrophs (in Pars Intermedia): alpha-melanocyte-stimulating hormone (ฮฑ-MSH)
    • ๋‡Œํ•˜์ˆ˜์ฒด์˜ ์ค‘๊ฐ„์—ฝ์—์„œ ๋ถ„๋น„๋˜์ง€๋งŒ, ํฌ๊ฒŒ๋Š” ์ „์—ฝ์— ํฌํ•จ๋จ.
    • ํ”ผ๋ถ€์˜ ์ƒ‰์†Œ๋ฅผ ๊ฒฐ์ •ํ•˜๋Š” melanocyte๊ฐ€ ๊ณผ๋„ํ•˜๊ฒŒ ๋ถ„๋น„๋˜๋ฉด ์ผ์‹œ์ ์œผ๋กœ ์ƒ‰์†Œ์นจ์ฐฉ์ด ๋ฐœ์ƒ.

์—ฌ๋Ÿฌ ๊ฐ€์ง€ ์„ธํฌ๋“ค์ด ํ˜ผํ•ฉ๋˜์–ด ์กด์žฌํ•จ.

๋‡Œํ•˜์ˆ˜์ฒด ํ›„์—ฝ (=Neurohypophysis)

  • Vasopressin =ADH(antidiuretic hormone), AVP(arginine vasopressin)
  • Oxytocin