Kedu homonụ a na-ejikarị eme mgbanwe maka mmekọahụ (ikike)
2.Gịnị bụ usoro mgbanwe mmekọahụ azụ?
3.Olee ihe metụtala mgbanwe mmekọahụ azụ?
4.Olee otú iji tụgharịa mmekọahụ azụ?
5.Gịnị bụ homonụ a na-ejikarị eme ihe maka ntụgharị mmekọahụ azụ?
6.Usoro nchịkwa homonụ
7.Gịnị bụ uru ngbanwe mmekọahụ azụ?
8.Gịnị bụ adịghị ike nke azụ mmekọahụ mgbanwe?
9.Akụkụ na-achịkwa azụ mmekọahụ mgbanwe
10.Ebe ị ga-azụta homonụ maka ngbanwe mmekọahụ azụ?
11.Reere
1.Ikwalite
(1) Nkọwa nke mgbanwe mmekọahụ azụ
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(2)Mkpa mgbanwe mmekọahụ azụ
Ebumnobi bụ isi nke mgbanwe mmekọahụ azụ bụ ịmụba ọmụmụ ụmụ na ịkpali omume mmekọahụ n'ime mmadụ n'otu n'otu. Ndị ọkachamara na vertebrate kwenyere na ihe na-eme mgbanwe mmekọahụ bụ ihe pụrụ iche na azụ n'ihi ụbara ọdịiche dị n'etiti vertebrates dị elu. Nnyocha sayensị egosiwo na homonụ na-apụ apụ nwere ike ịgbanwe mmekọahụ nke azụ ndị na-eguzogidekarị mgbanwe ndị dị otú ahụ. Site na ọgwụgwọ kwesịrị ekwesị, ma ndị na-eto eto ma ndị okenye nwere ike gbanwee ka ọ bụrụ monophyletic ma ọ bụ ndị isi monophyletic. Dị ka azụ nwoke na-adịkarị arọ ma na-eto ngwa ngwa karịa ụmụ nwanyị, a na-ejikarị nkà na ụzụ na-achịkwa mmekọahụ eme ihe iji mee ka mkpụrụ na azụ dị iche iche dịkwuo elu ma na-ahụ maka nchekwa nke hormones dịpụrụ adịpụ maka oriri mmadụ.
2.Gịnị bụ usoro mgbanwe mmekọahụ azụ?
Azụ na-achịkwa ọrụ ọmụmụ ha ma chọpụta phenotype ikpeazụ ha site n'ịhazi mmepe na ọdịiche nke mkpụrụ ndụ germ. Usoro homonụ bụ akụkụ dị mkpa nke usoro a yana gụnyere axes hypothalamic-pituitary-gonadadal (HPG) na hypothalamic-pituitary-thyroid (HPT).
The HPG axis na-agụnye ntọhapụ nke gonadotropin-na-ahapụ ihe (GnRH) site na hypothalamus, nke na-akpali pituitary gland secrete gonadotropin (GTH) nke na-eme na gonads iji kwalite njikọ na secretion nke estrogen na hormones na mmụba na maturation. mkpụrụ ndụ germ. The HPT axis na-agụnye secretion nke thyrotropin-releasing factor (TRH) site hypothalamus, nke na-akpali pituitary gland secrete thyroid-stimulating hormone (TSH), nke na-eme na thyroid gland iji kwalite njikọ na secretion nke thyroid hormones na. mezie usoro metabolic. Nzaghachi sitere na estrogen na homonụ thyroid na-achịkwa ọrụ hypothalamus na gland pituitary iji nọgide na-enwe nguzozi dị ike.
Mgbe azụ na-ezute ihe ndị na-ebute mgbanwe mmekọahụ, dị ka ihe gbasara gburugburu ebe obibi ma ọ bụ mkpụrụ ndụ ihe nketa, usoro abụọ a dị n'elu na-agbanwe, na-akpaghasị nguzozi mbụ nke nwoke na nwanyị na ịkpalite usoro okwu mkpụrụ ndụ ihe nketa, mmụba cell, na nhazigharị anụ ahụ na-emecha na-eduga ná mgbanwe mmekọahụ. .
Mgbe azụ̀ siri n'ebe nwoke gaa n'ebe nwanyị nọ, ọ nwere ike ịga na usoro ndị a:
① Mmebi nke njirimara nwoke: testis malitere ibelata, mmepụta spam na-ebelata ma ọ bụ kwụsị, mkpụrụ ndụ stromal testicular na-ebelata ma ọ bụ na-apụ n'anya, ọkwa testosterone na-ebelata.
② Mmalite njirimara nwanyị: Ovarian primordia na-amalite ịba ụba, oocytes na-amalite ịba ụba ma ọ bụ na-emegharị ahụ, mkpụrụ ndụ stromal ovarian na-amalite ịpụta ma ọ bụ na-abawanye, ọkwa estradiol na-abawanye.
③Amara nwanyị kwụsiri ike: Ovaries mepere emepe nke ọma, ovulation nkịtị, nrụpụta okirikiri ovulation, ọkwa estradiol kwụsiri ike, wdg.
· Mgbe azụ tụgharịrị site na nwanyị gaa na nwoke, ọ nwere ike ịga ọtụtụ usoro:
① Mweghachi nke njirimara nwanyị: Ovaries na-amalite ịdalata, oocytes na-amalite ibelata ma ọ bụ mebie, mkpụrụ ndụ stromal ovarian na-ebelata ma ọ bụ na-apụ n'anya, na ọkwa estradiol na-ebelata, wdg.
②Mwelite njirimara nwoke: testicular primordia na-amalite ịba ụba, spermatogonia na-amalite ịba ụba ma ọ bụ na-emegharị ahụ, mkpụrụ ndụ stromal testicular na-amalite ịpụta ma ọ bụ na-abawanye, na ọkwa testosterone na-abawanye.
③ Àgwà nwoke kwụsiri ike: testes mepụtara nke ọma, mmepụta spam nkịtị, omume mating, ọkwa testosterone kwụsiri ike, wdg.
3.Olee ihe metụtala mgbanwe mmekọahụ azụ?
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(1) Mkpụrụ ndụ:
Usoro mkpebi nke mkpụrụ ndụ ihe nketa na ụmụ anụmanụ pụtara na ihe gbasara gburugburu ebe obibi adịghị emetụta ntụzịaka nke ọdịiche nwoke na nwanyị, na mkpụrụ ndụ ihe nketa na chromosomes mmekọahụ na-ekpebi ya. Mkpụrụ ndụ ihe nketa na-ekpebi mmekọahụ na-achịkwa "usoro mkpebi siri ike" ma malite usoro ihe omume dị iche iche nke mmekọahụ. Usoro mkpebi nke mkpụrụ ndụ ihe nketa mmekọahụ na-agụnye mmekọrịta dị mgbagwoju anya nke usoro biochemical, ebe ụfọdụ akụkụ ma ọ bụ ngwakọta nke ihe ndị dị na ụzọ ahụ nwere ike ịghọ isi ihe na-ekpebi ntụziaka nke mkpebi mmekọahụ.
(2) Okpomọkụ:
N'oge hatching usoro nke azụ azụ, e nwere a okpomọkụ-enwe mmetụta oge (TSP), mgbe ntụziaka nke mmekọahụ dị iche iche na mmekọahụ ruru nwere ike gbanwee site artificially ịzụlite ma ọ bụ wedata okpomọkụ, na-eleghara mmetụta nke mkpụrụ ndụ ihe nketa ihe. Mgbanwe nke nwoke na nwanyị nwere ike ime, dịka a na-ahụ na tilapia Nile, ebe ụmụ nwanyị na-eketa nwere ike ịghọ ụmụ nwoke physiological ma ọ bụrụ na a na-agwọ ya na okpomọkụ dị elu nke 36 ° C n'oge TSP. gonads tilapia Nile na-agbanwe site na ovarian gaa n'ụdị testicular n'ime ụbọchị 21-39 ka njikọta spam nwoke na nwanyị gachara, na gonads nke ụmụ nwanyị na-aghọ ezi testes ma ọ bụrụ na ejiri okpomọkụ dị elu gwọọ ya na ụbọchị 99 ka njikọta spam nwoke na nwanyị gachara, dị ka VASA immunohistochemical staining gosipụtara.
(3) Hormones na-apụ apụ:
Azụ nwere ike plasticity na mmekọahụ, na mpụga gburugburu ebe obibi nwere ike gbanwee iji tụgharịa phenotype azụ. Ụzọ abụọ bụ isi isi kpalite mgbanwe mmekọahụ n'ime azụ gụnyere ịgbakwụnye homonụ na-apụ apụ ma ọ bụ ihe mgbochi. Hormone ndị na-apụ apụ na-agbanwe ozugbo na ọkwa hormone na-ebute mgbanwe mmekọahụ, na-eji ọgwụ ndị dị ka 17-methyltestosterone, 11-ketotestosterone, 17-estradiol, na ndị ọzọ. N'aka nke ọzọ, ọgwụ mgbochi na-egbochi homonụ na ndị na-anabata ya n'ime ahụ, na-ebelata ọkwa nke homonụ mmekọahụ nke azụ, dị ka ihe mgbochi aromatase.
4.Olee otú iji tụgharịa mmekọahụ azụ?
Ụzọ ndị bụ isi iji nweta ngbanwe mmekọahụ azụ gụnyere induction hormone exogenous, mgbanwe gburugburu ebe obibi, na nhazi mkpụrụ ndụ ihe nketa.
(1) Induction homonụ nke na-apụ apụ
Induction homonụ na-apụ apụ gụnyere ịgbanye ma ọ bụ ịkụnye homonụ nwoke ma ọ bụ nwanyị n'ime azụ, nke na-agbanwe gonads ha na n'ikpeazụ mmekọahụ ha. Nke a na usoro na-enye ohere maka artificial akara nke mmekọahụ ruru na omumu okirikiri azụ, na-eme ka arụmọrụ nke ugbo. Hormone ndị a na-ejikarị eme ihe maka ntinye homonụ exogenous gụnyere 17-Methyltestosterone, ketotestosterone (11-KT), 17-estradiol (E2) na Letrozole.
(2) Mgbanwe gburugburu
Mmetụta na-akpata gburugburu ebe obibi gụnyere ịchịkwa okpomọkụ, ọkụ, njupụta, nri na-edozi ahụ, na ọnọdụ ndị ọzọ nke gburugburu azụ azụ iji metụta ọkwa hormone ya na mkpụrụ ndụ ihe nketa ya, n'ikpeazụ na-ebute mgbanwe mmekọahụ. Ọ bụ ezie na ọ bụ ihe okike, usoro a anaghị ejikwa ya ma bụrụ nke a na-ahụ anya ma e jiri ya tụnyere induction hormone exogenous.
(3) Ntugharị mkpụrụ ndụ ihe nketa
Ntugharị mkpụrụ ndụ ihe nketa gụnyere idezi ma ọ bụ bufee chromosomes ma ọ bụ mkpụrụ ndụ ihe nketa azụ ka ha nwee mkpụrụ ndụ ihe nketa na-ekpebi mmekọahụ ma ọ bụ enweghị mkpụrụ ndụ ihe nketa, na-enye ohere mgbanwe mgbanwe mmekọahụ. Usoro a nwere ike ịmepụta ụdị ọhụrụ na àgwà, mana ọ siri ike na teknụzụ ma nwee ike iwelite nchegbu nchekwa na ụkpụrụ omume.
5.Gịnị bụ homonụ a na-ejikarị eme ihe maka ntụgharị mmekọahụ azụ?
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(1) 17-Methyltestosterone ntụ ntụ
· Kedu ihe bụ 17-Methyltestosterone ntụ ntụ?
17-Methyltestosterone makwaara dị ka 17-alfa-Methyltestosterone, 17a-MT, methyltest ma ọ bụ dị ka 17α-methylandrost-4-en-17β-ol-3-one, bụ a synthetic androgen hormone nke a na-ejikarị eme ihe dị iche iche ọgwụ na ndị na-abụghị ọgwụ. Ọ bụ ụdị testosterone gbanwere nke a na-ewere ọnụ n'ụdị ntụ ntụ. A na-eji ọgwụ a na-agwọ ọnọdụ ndị dị ka oge ntozu nwa oge, ọkwa testosterone dị ala, ọrịa ara ara na ụmụ nwanyị, na ntụgharị mmekọahụ azụ.
· Gịnị bụ 17-Methyltestosterone ntụ ntụ maka?
17-Methyltestosterone ntụ ntụ bụ ụdị sịntetịt nke testosterone hormone nwoke. A na-ejikarị ya eme ihe dị ka ọgwụ na-agwọ ọnọdụ dị iche iche metụtara ụkọ testosterone, dị ka oge ntozu nke ụmụ nwoke na ọrịa ara ara na ụmụ nwanyị. A na-eji ya eme ihe mgbe ụfọdụ iji kwalite arụmọrụ egwuregwu ma ọ bụ dị ka mgbakwunye iji mụbaa oke akwara. Tụkwasị na nke ahụ, a na-ejikwa 17-methyltestosterone mee ihe n'ịkụ azụ azụ iji nweta nzube nke mgbanwe mmekọahụ azụ.
① Ọgwụgwọ
Na ntọala ahụike, a na-edekarị 17 Methyltestosterone ntụ ntụ maka ndị nwoke na-arịa ọrịa na-egbu oge. Ọnọdụ a na-eme mgbe ahụ anaghị emepụta testosterone zuru oke, nke nwere ike iduga n'oge uto nke akụkụ ọmụmụ, enweghị ntutu anụ ahụ, na uru ahụ etoliteghị. Site na mgbakwunye na 17 Methyltestosterone ntụ ntụ, ndị ọrịa nwere ike ịnweta mmụba na ọkwa testosterone, nke nwere ike ịkwalite mmepe nke àgwà mmekọahụ nke abụọ dị ka ntutu ihu na olu miri emi.
Ọzọkwa, a na-eji ntụ ntụ 17 Methyltestosterone eme ihe mgbe ụfọdụ iji gwọọ ọrịa ara ara na ụmụ nwanyị. Ọgwụ a na-arụ ọrụ site n'ịkwụsị mmepụta nke estrogen, nke bụ hormone nke nwere ike ime ka uto nke ụfọdụ ụdị ọrịa cancer ara. Site n'ibelata ọkwa estrogen, 17 Methyltestosterone ntụ ntụ nwere ike inye aka mee ka ọganihu nke ọrịa cancer kwụsịlata ma melite ohere onye ọrịa nke mgbake.
②Ejighị ọgwụ eme ihe
N'èzí ntọala ahụike, 17 Methyltestosterone ntụ ntụ na-eji mgbe ụfọdụ ndị na-eme egwuregwu na ndị na-arụ ọrụ ahụ dị ka ọgwụ na-arụ ọrụ. A kwenyere na ọ na-abawanye ụbara ahụ, ike, na ntachi obi, nke nwere ike inyere ndị na-eme egwuregwu aka imeziwanye egwuregwu ha. Otú ọ dị, iji 17 Methyltestosterone ntụ ntụ n'ụzọ dị otú a bụ iwu na-akwadoghị ma nwee ike ịkpata nsogbu ahụike siri ike.
③Aeji quaculture
MT (17α-Methyltestosterone) bụ androgen na-apụ apụ na-ejikarị. Nnyocha egosiwo na 100% ọnụọgụ nwoke nwere ike nweta site na iji 50 ug/g MT na-agwọ nwanyị Oreochromis niloticus; iji 400 ug / ml nke MT na-emeso hatching Oncorhynchus tshawytscha nwere ike nweta 100% ọnụ ọgụgụ nwoke; A na-emeso Cyprinus carpio fatịlaịza na 5 ug / ml nke MT soaking usoro maka awa 75 wee nye ya 50 mg / kg nke MT kwa ụbọchị maka 40. ruo ụbọchị 70, na 100% ụmụ nwoke nwere ike nweta.
· Kedu azụ ndị a na-ejikarị 17-methyltestosterone ntụ ntụ?
Enwere ụdị azụ dị iche iche nke a na-ejikarị MT eme ihe, gụnyere tilapia, trout egwurugwu na salmon Atlantic.
①tilapia
Tilapia bụ otu n'ime ụdị azụ ndị a na-akọkarị n'ụwa, a na-ejikarị MT eme mgbanwe mmekọahụ na ọrụ ugbo tilapia. Tilapia bụ azụ̀ na-ekpo ọkụ na-ekpo ọkụ nke sitere n'Africa ma ugbu a a na-akọ ugbo n'ọtụtụ ebe n'ụwa. Ojiji nke MT n'ọrụ ugbo tilapia enyerela ndị ọrụ ugbo aka imepụta ọnụ ọgụgụ ụmụ nwoke niile nke azụ, nke na-eto ngwa ngwa ma bụrụ nke a na-achọsi ike maka ebumnuche azụmahịa.
②Ngwurugwu egwurugwu
Egwurugwu egwurugwu bụ azụ egwuregwu ama ama nke a na-akọkwa maka mmepụta nri. A na-ejikarị MT eme mgbanwe maka mmekọahụ n'ịkpa ugbo trout egwurugwu iji mepụta ọnụ ọgụgụ azụ nke ụmụ nwoke. Omume a na-enyere aka ịbawanye arụmọrụ nke ọrụ ugbo azụ site n'ibelata ego nri na akụrụngwa achọrọ iji zụlite azụ.
③Osimiri salmon
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(2) ketotestosterone (11-KT)
Kedu ihe bụ Ketotestosterone (11-KT)?
Ketotestosterone (11-KT) bụ hormone androgen eke ekepụtara na testes na adrenal glands nke azụ. Ọ bụ androgen dị ike nke na-arụ ọrụ dị egwu na mmepe nke akụkụ ọmụmụ nwoke, àgwà mmekọahụ nke abụọ, na omume na azụ. Ketotestosterone (11-KT) dị ka testosterone ma nwee mmekọrịta dị elu maka ndị na-anabata androgen, na-eme ka ọ bụrụ androgen dị ike karịa testosterone.
· Kedu ihe Ketotestosterone (11-KT) na-eji?
Ketotestosterone, nke a makwaara dị ka 11-KT, bụ hormone nke na-arụ ọrụ dị mkpa na usoro ọmụmụ nke ọtụtụ anụmanụ, karịsịa azụ na amphibians. Ọ bụ ụdị androgen, nke pụtara na ọ bụ ya kpatara mmepe nke njirimara nwoke na nwanyị.
① Ịgbanwe mmekọahụ azụ
Otu n'ime ihe ndị a na-ejikarị ketotestosterone (11-KT) bụ maka ntinye nke mgbanwe mmekọahụ na azụ. Hormone a na-arụ ọrụ nke ọma n'ịkwalite mgbanwe nwoke na nwanyị na azụ, ọkachasị n'ụdị dị ka tilapia, salmon, na catfish.
②Na-akwalite uto na mmepe azụ
Nnyocha e mere egosiwo na ketotestosterone (11-KT) nwere ike ime ka mmepụta nke hormone na-eto eto na mmepụta insulin-dị ka ihe na-eto eto na azụ, na-eme ka ọnụ ọgụgụ na-eto ngwa ngwa na ụbara ibu ahụ.
③Mmalite nzaghachi usoro ahụ ji alụso ọrịa ọgụ azụ
Ketotestosterone (11-KT) egosila na ọ nwere ihe mgbochi immunomodulatory na azụ, nke pụtara na ọ nwere ike inye aka melite mmeghachi omume nke azụ nke azụ na ọrịa na ọrịa. Nke a dị mkpa karịsịa na ntọala aquaculture, ebe azụ na-enwekarị ụdị ọrịa nje na nsogbu gburugburu ebe obibi nke nwere ike imebi usoro ahụ ji alụso ọrịa ọgụ.
· Kedu azụ ndị a na-ejikarị 11-KT agwọ?
A na-ejikarị 11-KT agwọ ụdị azụ dị ka tilapia, catfish, na salmonids.
①tilapia
Na tilapia, a na-eji 11-KT emepụta ụmụ nwoke niile maka mmepụta azụmahịa. Tilapia bụ ụdị azụ̀ bara uru nke ukwuu, na imepụta ọnụ ọgụgụ ụmụ nwoke niile dị mkpa maka ịrụ ọrụ nke ọma. Ojiji nke 11-KT na tilapia ka achọpụtara na ọ dị irè n'ịmepụta ụmụ nwoke nwere ọnụ ọgụgụ dị elu na-eto eto, mmepụta nri dị mma, na nkwụsị ọrịa.
②Azụ okpo
Na catfish, a na-eji 11-KT emepụta ụmụ nwoke ndị a na-eji amụ nwa. Nke a bụ n'ihi na ụmụ nwoke na-eto ngwa ngwa ma nwee ọnụego ntụgharị nri ka mma karịa ụmụ nwanyị. A chọpụtakwara na iji 11-KT na azụ azụ na-arụ ọrụ nke ọma n'ịmepụta ụmụ nwoke nwere àgwà mkpụrụ ndụ ihe nketa dị elu, dịka nkwụsị ọrịa na mma anụ ahụ.
③Salmonids
Na Salmonids, dị ka trout na salmon, na-ejikarị 11-KT agwọ ya. N'ime ụdị azụ ndị a, a na-eji 11-KT emepụta ụmụ nwoke na-eto ngwa ngwa maka mmepụta azụmahịa. Na mgbakwunye, a na-ejikwa 11-KT na-emepụta ụmụ nwoke maka ebumnuche ịkụ azụ ntụrụndụ, ebe ọ bụ na salmonids nwoke na-achọkarị maka ndị na-akụ azụ.
(3)Estradiol-17 beta
· Kedu ihe bụ estradiol-17 beta?
Estradiol-17 beta bụ hormone estrogen eke a na-ejikarị na aquaculture maka mgbanwe mmekọahụ nke ụdị azụ dị iche iche. Hormone a na-arụ ọrụ site n'ịkwalite mmepe nke njirimara nwanyị na igbochi mmepe nke àgwà nwoke na azụ.
· Kedu ihe Estradiol-17β na-eji?
Estradiol-17 beta bụ hormone a na-emepụta n'ime ahụ ma so na klas nke estrogen hormones. Ọ na-arụ ọrụ dị oke mkpa na mmepe na mmezi nke akụkụ ọmụmụ ụmụ nwanyị na njirimara mmekọahụ nke abụọ. Estradiol-17 beta dịkwa ka ọgwụ ma ejiri ya mee ihe maka ọnọdụ ahụike dị iche iche.
①Usoro ọgwụgwọ nnọchi homonụ (HRT)
Otu n'ime isi ojiji nke Estradiol-17 beta bụ na ọgwụgwọ nnọchi homonụ (HRT) maka ụmụ nwanyị menopause. Menopause bụ usoro ihe ọmụmụ sitere n'okike nke na-egosi njedebe nke afọ ọmụmụ nwanyị. Ihe e ji mara ya bụ mbelata mmepụta estrogen, nke nwere ike ibute ụdị mgbaàmà dị iche iche dị ka ọkụ ọkụ, nkụchi nke ikpu, na mgbanwe ọnọdụ uche. HRT na Estradiol-17 beta nwere ike inye aka belata mgbaàmà ndị a ma belata ihe ize ndụ nke osteoporosis na nsogbu ahụike ndị ọzọ metụtara ọkwa estrogen dị ala.
②Ọgwụgwọ ọrịa kansa ara
Ihe ọzọ a na-ejikarị estradiol-17 beta eme ihe bụ ọgwụgwọ nke ụfọdụ ụdị ọrịa kansa ara. Estrogen nwere ike ịkpalite uto nke ụfọdụ ọrịa cancer ara, ya mere, a na-eji ọgwụ ndị na-egbochi mmepụta ma ọ bụ ọrụ estrogen iji nyere aka belata ma ọ bụ kwụsị uto nke mkpụrụ ndụ kansa. Agbanyeghị, n'ọnọdụ ụfọdụ, enwere ike iji Estradiol-17 beta gwọọ ọrịa ara ara. Nke a bụ n'ihi na ụfọdụ ọrịa cancer ara na-enwe mmetụta nke estrogen ma chọọ ka estrogen na-eto eto. N'okwu ndị a, estradiol-17 beta nwere ike iji gbochie mmepụta nke estrogen n'ime ahụ, nke nwere ike belata ma ọ bụ kwụsị uto nke mkpụrụ ndụ cancer.
③Mgbanwe mmekọahụ azụ
Ntugharị mmekọahụ estradiol-17 beta azụ bụ usoro a na-ejikarị eme ihe na aquaculture iji megharịa mmekọahụ nke azụ maka ebumnuche azụmahịa. Estradiol-17 beta bụ homonụ sịntetịt nke na-eṅomi mmetụta estrogen eke na ahụ, nke na-arụ ọrụ dị mkpa n'ịchọpụta mmekọahụ nke azụ. Site n'inye homonụ a n'oge a kapịrị ọnụ nke mmepe azụ, ọ ga-ekwe omume ịkpalite nwanyị ma ọ bụ ime ka azụ ahụ bụrụ oke nwoke.
· Kedu azụ ndị a na-ejikarị estradiol-17 agwọ ọrịa?
Enwere ụdị azụ dị iche iche nke a na-ejikarị estradiol-17 beta, gụnyere ọwa catfish, carp, na tilapia.
①Azụ catfish
Azụ ọwa (Ictalurus punctatus) bụ ụdị azụ̀ a na-ewu ewu na mmiri dị ọhụrụ nke a na-akụkarị na aquaculture. Azụ azụ̀ ọwa bụ dimorphic nke mmekọahụ, ebe ụmụ nwoke nwere papillae genital elongated na ụmụ nwanyị nwere papilla dị okirikiri karịa. Na aquaculture, a na-emeso catfish ọwa na estradiol-17 beta iji mepụta ụmụ nwanyị niile. Nke a bụ n'ihi na catfish ọwa nwanyị na-eto ngwa ngwa ma buru ibu karịa ụmụ nwoke, na-eme ka ha nwekwuo uru maka ebumnuche azụmahịa.
②Ihe nzuzu
Carp (Cyprinus carpio) bụ ụdị azụ̀ ọzọ na-ewu ewu na mmiri dị ọcha nke a na-akụkarị n'ime mmiri. Dị ka ọwa catfish, azu kaapu bụ dimorphic mmekọahụ, na ụmụ nwoke nwere tubercles n'isi ha na nwanyị nwere ọdịdị ahụ gburugburu. Na aquaculture, a na-emeso carp na estradiol-17 beta iji mepụta ụmụ nwanyị niile maka ihe ndị yiri ya dị ka ọwa catfish.
③tilapia
Tilapia (Oreochromis spp.) bụ otu ụdị azụ̀ dị ọcha nke a na-akụkarị n'ime mmiri n'ihi ọ̀tụ̀tụ̀ ntoju ngwa ngwa na ike siri ike ha. Tilapia bụkwa dimorphic nke mmekọahụ, ebe ụmụ nwoke nwere agba na-egbuke egbuke na nku azụ azụ karịa ụmụ nwanyị. Na aquaculture, a na-emeso tilapia na estradiol-17 beta iji mepụta ụmụ nwoke niile. Nke a bụ n'ihi na tilapia nwoke na-eto ngwa ngwa ma buru ibu karịa ụmụ nwanyị, na-eme ka ha nwekwuo uru maka azụmahịa.
(4) Letrozole ntụ ntụ
· Kedu ihe bụ Letrozole ntụ ntụ?
Letrozole ntụ ntụ bụ ọgwụ nke sitere na otu ọgwụ ndị a maara dị ka ndị na-emechi aromatase. A na-ejikarị ya na ọgwụgwọ ọrịa kansa ara na ụmụ nwanyị postmenopausal. Mkpụrụ ndụ cancer ara chọrọ estrogen na-eto eto, na Letrozole ntụ ntụ letrozole na-arụ ọrụ site na igbochi mmepụta estrogen n'ime ahụ. Nke a na-ebelata ọnụ ọgụgụ nke estrogen dị na mkpụrụ ndụ kansa, na-ebelata ma ọ bụ kwụsị uto ha.
· Kedu ihe Letrozole ntụ ntụ na-eji?
Letrozole ntụ ntụ bụ nke otu ọgwụ ndị a maara dị ka ndị na-emechi aromatase, nke na-arụ ọrụ site n'ibelata ọnụ ọgụgụ nke estrogen na-emepụta n'ime ahụ. A na-eji ya eme ihe na ọgwụgwọ ọrịa kansa ara nwanyị na enweghị ọmụmụ. N'otu oge ahụ, ọ na-emekwa ihe na mgbanwe mmekọahụ azụ.
① Ịgwọ ọrịa kansa ara
Letrozole ntụ ntụ bụ ọgwụ eji agwọ ọrịa kansa ara. Ọ nwekwara ike inye aka gbochie ọrịa cancer ara ịlọghachi azụ. A na-enye ya iwu maka ụmụ nwanyị ndị meworo ka ọ ghara ịdị nsọ ma nwee ụdị ọrịa kansa a na-akpọ "hormone-dependent" cancer ara.
②InducING na MmụbaING Ojuju
Na mgbakwunye na iji ya na ọgwụgwọ ọrịa cancer ara, a pụkwara iji letrozole ntụ ntụ mee ihe na ọgwụgwọ nke infertility. N'ime ụmụ nwanyị ndị na-agbasi mbọ ike ịtụrụ ime, letrozole nwere ike inye aka kpalie ovulation site na igbochi mmepụta ahụ nke estrogen. Site n'ibelata ọnụ ọgụgụ nke estrogen n'ime ahụ, letrozole nwere ike ịkwado mmepụta nke hormone na-akpali akpali (FSH), nke na-ahụ maka ịkpalite ovulation.
③Enweta ngbanwe mmekọahụ azụ
Letrozole bụ ọgwụ na-enweta nlebara anya na ụlọ ọrụ aquaculture maka ike ya ime ka mmekọahụ gbanwee n'ime azụ. Mgbanwe mmekọahụ bụ usoro nke na-agbanwe àgwà mmekọahụ nke azụ, na-emekarị site na nwanyị gaa na nwoke, ma ọ bụ ọzọ. Usoro a nwere ọtụtụ ngwa na aquaculture, gụnyere mmepụta nke ndị nwoke niile, nke nwere ike ịbawanye ọnụ ọgụgụ na-eto eto ma belata nsogbu ndị metụtara ọmụmụ.
Letrozole na-arụ ọrụ site na igbochi mmepụta nke estrogen, hormone nke na-arụ ọrụ dị mkpa na mmepe nke àgwà mmekọahụ nke nwanyị. Site n'ibelata ogo estrogen n'ime ahụ azụ, letrozole nwere ike ịkpalite mmepe nke njirimara nwoke na nwanyị, dị ka testes na njirimara mmekọahụ nke abụọ.
· Kedu azụ ndị a na-eji letrozole?
A na-eji Letrozole eme ka nwoke na nwanyị nwee ụdị azụ ụmụ nwanyị, dị ka tilapia, nke a na-etolite maka anụ ha.
①tilapia
Tilapia bụ otu n'ime azụ ndị a na-ejikarị letrozole. A na-agbakwunye ọgwụ ahụ na nri azụ, ka oge na-aga, ọ na-eme ka azụ nwanyị nwee àgwà nwoke, dị ka ụbara ahụ ike na ọdịdị ahụ dị larịị. A na-akpọ usoro a dị ka "mgbanwe mmekọahụ," ọ bụkwa ihe a na-emekarị na ụlọ ọrụ aquaculture iji mepụta azụ nwere àgwà ndị a na-achọsi ike.
②Catfish na barramundi
Ụdị azụ ndị ọzọ a na-eji letrozole agwọta gụnyere catfish na barramundi. N'ime ụdị ndị a, a na-eji letrozole chịkwaa oge ịmụ nwa. Site n'inye letrozole na azụ ụmụ nwanyị, ndị na-ahụ maka aquaculturists nwere ike igbu oge mmalite nke ntozu ma gbasaa oge nke enwere ike iweta azụ ahụ. Nke a na-enye ohere maka iji akụrụngwa na-arụ ọrụ nke ọma na mpụta azụ n'ozuzu ya.
6.Usoro nchịkwa homonụ
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(1) Oral nchịkwa
Nlekọta ọnụ na-agụnye ịgwakọta homonụ na nri na ibuga ha ọnụ na azụ. Usoro a adịchaghị mkpa ma na-enwekwa nchekasị karịa ịgba ọgwụ mgbochi, mana ọ na-achọ ka azụ̀ na-eri nri a na-agwọ hormone mgbe nile, nke nwere ike isi ike nweta. Ọzọkwa, ọgwụ hormonal nwere ike ịdịgasị iche n'etiti azụ ndị ọ bụla, na-ebute nsonaazụ na-ekwekọghị ekwekọ.
(2) Ọgwụ
Ịgba ọgwụ na-agụnye ịgbanye ihe ngwọta hormone ozugbo n'ime anụ ahụ azụ. Usoro a na-arụ ọrụ nke ọma na nke a pụrụ ịdabere na ya, n'ihi na a na-ebunye hormone ahụ ozugbo n'ọbara. Otú ọ dị, ọ na-achọ nkà na nka iji mee ntụtụ ahụ nke ọma, ọ pụkwara ịkpata nchekasị na mmebi anụ ahụ na azụ.
(3) Imikpu
Nmikpu gụnyere imikpu azụ n'ime bat nwere ihe ngwọta hormone. Usoro a bụ nke kachasị mfe na nke kachasị mfe, n'ihi na ọ na-achọ obere njikwa azụ. Ọ dịkwa mma maka ngwa ngwa buru ibu. Otú ọ dị, a ghaghị iji nlezianya chịkwaa itinye uche nke hormonal na oge mkpughe iji zere mmetụta ọjọọ na ahụike na nlanarị azụ.
N'ikpeazụ, nhọrọ nke usoro nchịkwa hormone na-adabere n'ọtụtụ ihe, gụnyere ụdị azụ, ọnụ ọgụgụ mmadụ, na ihe onwunwe dị. N'agbanyeghị usoro a na-eji, nchịkwa hormone bụ ngwá ọrụ dị ike maka ịkpali mgbanwe mmekọahụ na azụ, na-eme ka mmepụta nke ndị nwoke niile na-arụ ọrụ maka aquaculture.
7.Gịnị bụ uru ngbanwe mmekọahụ azụ?
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(1) Nchịkwa nke okike azụ
Otu n'ime uru nke ntụgharị mmekọahụ azụ bụ na ọ na-enye ohere maka ịchịkwa okike azụ. Nke a dị mkpa na aquaculture ka ọ na-enye ndị ọrụ ugbo aka imepụta azụ nke nwoke na nwanyị chọrọ, nke nwere ike ịbawanye arụmọrụ na uru nke ịkụ azụ. Dịka ọmụmaatụ, tilapia nwoke na-eto ngwa ngwa ma nwee mkpụrụ dị elu karịa ụmụ nwanyị, ya mere enwere ike iji ntụgharị mmekọahụ mee ka ọnụ ọgụgụ nke nwoke na-eto eto maka ezigbo uto.
(2) Ọnụ ahịa dị elu na uru
Uru ọzọ nke ngbanwe mmekọahụ azụ bụ na ọ nwere ike iduga n'ọtụtụ dị elu na uru. Site n'ịmepụta azụ nke ụdị nwoke a chọrọ, ndị ọrụ ugbo nwere ike ịbawanye arụmọrụ nke ọrụ ha ma mepụta ọtụtụ azụ maka ahịa. Nke a nwere ike ibute uru dị elu maka ndị ọrụ ugbo na nnweta azụ̀ ka ukwuu maka ndị na-azụ ahịa.
(3) Mbelata mmetụta gburugburu ebe obibi
Na mgbakwunye na uru ndị a, ntụgharị mmekọahụ azụ nwekwara ike ibute mbelata mmetụta gburugburu ebe obibi. Site n'ịmepụta ọnụ ọgụgụ nwoke niile, ndị ọrụ ugbo nwere ike ibelata ọnụ ọgụgụ azụ ndị a chọrọ igbutu, nke nwere ike ibelata ihe mkpofu ma gbochie mmetụta ọjọọ nwere ike ime na gburugburu ebe obibi.
8.Gịnị bụ adịghị ike nke azụ mmekọahụ mgbanwe?
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(1)Mfọdu nke homonụ na ngwaahịa azụ
Otu ihe nwere ike ime bụ ọnụnọ nke foduru nke homonụ na ngwaahịa azụ. Ihe fọduru ndị a nwere ike ibute ndị na-azụ ahịa ihe egwu ahụike yana nwekwara ike bute nchegbu gbasara nchekwa na ịdịmma ngwaahịa azụ.
(2) Mmetụta ọjọọ nwere ike ime na ahụike na omume azụ
Mwepu ọzọ nwere ike ịdị n'ịgbanwe mmekọahụ azụ bụ mmetụta ọjọọ nwere ike ịkpata ahụike na omume azụ. Azụ ndị na-eme mgbanwe mmekọahụ nwere ike inwe mgbanwe na physiology na omume ha, nke nwere ike ibute nsogbu ahụike ma ọ bụ mmetụta ọjọọ ndị ọzọ.
(3) Ihe ize ndụ nke mmetọ homonụ na gburugburu ebe obibi
N'ikpeazụ, e nwere ihe ize ndụ nke mmetọ homonụ na gburugburu ebe obibi. Hormones eji eme mgbanwe mmekọahụ azụ nwere ike ịbanye na gburugburu ebe obibi wee metụta ihe ndị ọzọ dị ndụ, nke nwere ike ịkpata ọgba aghara gburugburu ebe obibi na nsogbu gburugburu ebe obibi ndị ọzọ.
9.Akụkụ na-achịkwa azụ mmekọahụ mgbanwe
Mgbanwe mmekọahụ nke azụ bụ usoro dị mkpa a na-eji na aquaculture iji mepụta ọnụ ọgụgụ nwoke niile maka uto ngwa ngwa na nkwalite ọrịa na-eguzogide. Otú ọ dị, iji homonụ eme ihe n'ịkụ azụ azụ emewo ka e nwee nchegbu banyere ahụ ike na mmetụta gburugburu ebe obibi. Ya mere, akụkụ nhazi nke mgbanwe mmekọahụ azụ dị mkpa iji hụ na nchekwa na nkwado nke omume a.
(1) Iwu na ntuziaka maka iji hormone eme ihe na aquaculture
Iwu na ntuziaka maka iji homonụ eme ihe na aquaculture dị iche iche n'etiti mba na mpaghara. Dịka ọmụmaatụ, European Union nwere ụkpụrụ siri ike maka iji homonụ na aquaculture ma chọọ ikike tupu ejiri ha. Na United States, nchịkwa nri na ọgwụ ọjọọ na-achịkwa iji homonụ na aquaculture site na Center for Veterinary Medicine. Iwu na ntuziaka ndị a na-achọ ịhụ na iji homonụ na-arụ ọrụ ugbo dị mma maka oriri mmadụ na ọ dịghị emerụ gburugburu ebe obibi.
(2) Nleba anya na nleba anya nke foduru homonụ na ngwaahịa azụ na gburugburu ebe obibi
Nleba anya na nleba anya nke ihe fọduru nke homonụ na ngwaahịa azụ na gburugburu ebe obibi dịkwa mkpa iji chọpụta ihe egwu nwere ike ime na iji homonụ eme ihe na aquaculture. Ihe fọdụrụ na homonụ nwere ike ịgbakọba n'anụ ahụ azụ ma nwee ike ibufe ya na ụmụ mmadụ na-eri ya. Ya mere, nyochaa ihe fọdụrụ na hormone na ngwaahịa azụ dị mkpa iji hụ na ọ dị mma maka oriri mmadụ. Na mgbakwunye, ileba anya ihe fọdụrụ na homonụ na gburugburu ebe obibi nwere ike inye aka chọpụta ebe mmetọ nwere ike ime ma chọpụta mmetụta gburugburu ebe obibi ha.
10.Ebe ị ga-azụta homonụ maka ngbanwe mmekọahụ azụ?
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(1) Ụgbọ alae:ụlọ ọrụ na-ahụ maka ọgwụ na ahụike nke na-enye homonụ mmekọahụ maka mgbanwe mmekọahụ azụ na mbadamba ihe dịka 17-Alpha-Methyltestosterone na Letrozole. Mbadamba ụrọ 17-methyltestosterone bụ 5 mg kwa dose, yana mbadamba 10 kwa igbe, ebe mbadamba letrozole bụ 2.5 mg kwa dose, yana mbadamba 10 kwa igbe.
(2) AASraw:otu ụlọ ọrụ na-ahụ maka ịmepụta ihe ndị na-emepụta ọgwụ na-arụ ọrụ na-emepụta ọgwụ na-arụ ọrụ (APIs) na-eji na-anwale ule ụlọ ọgwụ, gụnyere 17-methyltestosterone na letrozole raw ntụ ntụ. Ha nwere ikike ịhazi nnukwu mmepụta ihe ma gboo mkpa nke obere ihe eji eme ihe. Site na nyocha ọkachamara na mmepe mmepe, ha na-ahụ na ịdị mma na ịdị ọcha nke 17-methyltestosterone na letrozole ntụ ntụ. Ha nwekwara ụlọ ọrụ mmepụta ihe nke nọọrọ onwe ya iji hụ na ọ na-eweta ngwaahịa ma na-eme nnwale siri ike tupu ere ngwaahịa.
(3)Kabir Life Sciences: ikpo okwu a ma ama nke na-enye ngwaahịa ọgwụ dị elu site na ọrụ dị iche iche, gụnyere mmepụta ọgwụ, PCD franchise, na mbupụ ngwaahịa ha na mba ụwa. Ha na-enye homonụ maka ngbanwe mmekọahụ azụ, dị ka Ketotestosterone na estradiol-17 beta n'ụdị mbadamba, enwere ike ịchọta nkọwa zuru oke na usoro ahụ.
*Akpachara anya: Ọ dị mkpa iburu n'obi na a na-ahazi iji na ire ihe ndị a nke ukwuu, na ịnweta ha na-enweghị ezigbo ndenye ọgwụ bụ iwu na-akwadoghị ma nwee ike dị ize ndụ. Ndị mmadụ n'otu n'otu na-achọ iji 17-methyltestosterone na letrozole maka ebumnuche ahụike kwesịrị ịkpọtụrụ onye ọkachamara ahụike nwere ikike nke nwere ike inye nduzi maka ojiji kwesịrị ekwesị na isi mmalite nke ọgwụ ndị a. Ọ dị mkpa ịgbaso ụkpụrụ nchekwa na iwu niile iji zere nsonaazụ nwere ike imebi.
【Ntụaka】
[1] Li SJ, Zhang YJ, Chai XS, Nie MF, Zhou YY, Chen JL, et al. Letrozole Ovulation Induction: Nhọrọ dị irè na Nkwadebe Endometrial maka Mbufe Embrayo gbazere oyi. Arch Gynecol Obstetrics (2014) 289:687–93 . doi: 10.1007/s00404-013-3044-0
[2] Weil SJ, Vendola K, Zhou J, Adesanya OO, Wang J, Okafor J, et al. Nkọwapụta mkpụrụ ndụ Androgen Receptor Gene na Ovary Primate: Mgbakwunye Cellular, Iwu, na Mmekọrịta Ọrụ. J Clin Endocrinol Metab (1998) 83:2479–85. doi: 10.1210/jcem.83.7.4917
[3] Ọrịa cytogenetic na mmetụta gonadal nke 17 α-methyltestosterone na Astyanax bimaculatus (Characidae) na Oreochromis niloticus (Cichlidae) .Rivero-Wendt CL, Miranda-Vilela AL, Ferreira MF, Borges AM, Grisolia CK.Gnet Mol Res. 2013 Sep 23;12 (3): 3862-70 . doi:10.4238/2013.September.23.4.PMID: 24085447
[4] Franks S, Adams J, Mason H, Polson D. Nsogbu Ovulatory na ụmụ nwanyị nwere ọrịa polycystic ovary. Clin Obstet Gynaecol (1985) 12:605–32. doi: 10.1016/S0306-3356(21)00138-2
[5] Enweghị genotoxicity na Astyanax bimaculatus na Oreochromis niloticus nke 17α-methyltestosterone eji na azụ azụ azụ iji mepụta ụmụ nwoke monosex.Rivero-Wendt CL, Miranda-Vilela AL, Ferreira MF, Amorim FS, da Silva VA, Louvandini HCK, Griso Genet Mol Res. 2013 Ọkt 24;12 (4): 5013-22 . doi: 10.4238/2013.October.24.14. PMID: 24301763
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[8] Pretorius, Elzette; Art, Wiebke; Storbeck, Karl-Heinz (2016). "Ụbọchị ọhụrụ maka androgens: nkuzi ọhụrụ sitere na 11-oxygenated C19 steroids". Ọkpụkpụ na Cellular Endocrinology. 441: 76–85 .
[9] Nagahama Y, Miura T, Kobayashi T (1994). "Mmalite spermatogenesis na azụ". Ciba chọtara. Mgbaàmà. Novartis Foundation Symposia. 182: 255–67, mkparịta ụka 267–70.
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AASraw bụ ọkachamara ọkachamara nke Letrozole ntụ ntụ & 17-methyltestosterone ntụ ntụ nke nwere ụlọ nyocha onwe ya na nnukwu ụlọ ọrụ dị ka nkwado, a ga-arụ ọrụ niile n'okpuru ụkpụrụ CGMP na usoro njikwa mma. Usoro ọkọnọ ahụ kwụsiri ike, ma ndị na-ere ahịa na ndị na-ere ahịa na-anabata.Nnọọ ka ị mụtakwuo ozi gbasara AASraw!
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