Glucagon ke eng le glucagon ea lithethefatsi?

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Glucagon ke e 'ngoe ea lihormone tse ngata' meleng ea rona. O kenya letsoho ka mafolofolo ho carbohydrate le mefuta e meng ea metabolism. Ka lebaka la glucagon, molao-taelo o nepahetseng oa tsoekere ea mali oa khonahala. E sebetsa haufi-ufi le insulin: ha ho hlokahala, e hatella phello ea eona; kamora ho fetoha ha tlhaho ea glycemia, ho fapana le hoo, ea hlasimolla. Setlhare se nang le "glucagon" ke mokhoa o sebetsang oa thuso ea pele ea ts'ohanyetso, e sebelisetsoa ho tlosa hypoglycemic precoma le coma.

Glucagon le Metabolism

Makhopho a sefahleho a etsa mesebetsi e mengata. Exocrine e kenyelletsa tlhahiso ea lero la tšilo ea lijo, e eketsoang ka ntle ho likhaba ho fihlela duodenum 12. Ts'ebetso ea endocrine ke tlhahiso le ho lokolla ka kotloloho mali a polypeptides le lihormone: insulin, glucagon, somatostatin, ghrelin le ba bang. Tsela eo lintho tsena li kenelletseng ka eona lihlekehlekeng tsa Langerhans, mesebetsi e arotsoe lipakeng tsa mefuta e fapaneng ea lisele. Glucagon e hlahisoa ke lisele tsa 'mele; li nka karolo ea 20% ea palo eohle ea lisele tse fumanehang li-pancreatic.

Glucagon e bua ka lihormone tsa polypeptide, e ama mefuta eohle ea metabolism. Mosebetsi o ka sehloohong oa glucagon ke ho loantša insulin:

Mofuta oa metabolismKetso ea glucagonKetso ea insulin
Karolo ea 'meleEketsa glycemia. Ho etsa sena, e hlohlelletsa glycogenolysis (phetoho e khutsitseng ea glycogen ho tsoekere) le gluconeogenesis (motsoako oa tsoekere kahare ho mmele), e thibela ts'ebetso ea insulin.E fokotsa glycemia, e amehang ka mahlakoreng a 'maloa: e khothalletsa phepelo ea tsoekere ho lisele tsa lithane, e tsosa ho phatloha ha eona, e thusa ho aha mabenkele a glucose ka sebopeho sa glycogen, mme e thibela ho etsoa ha tsoekere kahare ho mmele.
LipidE kenya letsoho ho senya mafura le tšebeliso ea eona lits'ebetsong tsa matla, e eketsa khatello ea methapo ea ketone maling.E susumetsa sebopeho sa lisele tse ncha tsa adipose.
ProteinE na le phello ea catabolic.Hormone e sebetsa joaloka anabolic: e khothalletsa kholo ea mesifa.

Ho motho ea phetseng hantle, tsoekere ea mali ha e fetohe haholo, kamora ho e ja ka potlako e khutlela maemong a tloaelehileng. Ho laola glycemia ke ts'ebetso e rarahaneng, e kenyelletsang bokong, mokokotlong, mesifa, tšoelesa ea pituitary, qoqotho le manyeme, liphio, sebete le litho tse ling. Ka lebaka la mosebetsi oa bona o hokahaneng, boemo bo nepahetseng ba glucose ba metabolism boa bolokoa.

Motsoako oa 'mele

Haeba tsoekere ea mali e theoha ka lebaka la ho ikoetlisa kapa ho haelloa ke lijo, synthetic ea glucagon e eketseha haholo. Ho etsahalang ha sena se etsahala:

Lefu la tsoekere le khatello e matla e tla ba ntho ea khale

  • Ts'oarelo ea tsoekere -95%
  • Ho felisoa ha vein thrombosis - 70%
  • Ho felisa ho otla ha pelo e matla -90%
  • Ho tlosa khatello e phahameng ea mali - 92%
  • Keketseho ea matla mots'eare, ho ntlafatsa boroko bosiu -97%
  1. Mabenkele a Glycogen a bolokiloeng sebeteng a ameha. Glycogen e ea senyeha, e tšeloa maling ka mokhoa oa tsoekere, glycemia normalizing. Matla a glucagon ha a sebetse ho li-glycogen amana ho mesifa ea mesifa.
  2. Sebete se qala ho hlahisa glucose ka mafolofolo ho tsoa ho pyruvate le linthong tse ling tse se nang nama ea nama ea kolobe.
  3. Ts'ebeliso ea tsoekere ho tlhahiso ea matla e ea theoha.
  4. Litlhoko tsa matla a 'mele li qala ho khotsofatsoa ka lebaka la linama tse mafura, khatello ea mafura a mangata maling e ea eketseha. Ka nako e ts'oanang, 'mele oa ketone, lihlahisoa tsa ho senyeha ha mafura, li qala ho kena maling.
  5. Hang ka mor'a ho lokolloa ha glucagon, tlhahiso ea insulin e phahama. Ka lebaka la ts'ebetso ea bona, hyperglycemia e thibetsoe.
  6. Glucagon ea glucagon e fana ka ts'ebetso ea pelo, keketseho ea matla le maqhubu a methati ea eona. Ka lebaka la keketseho ea khatello, phepo e nepahetseng ea litho tsohle tsa mmele ea ntlafala.
  7. Ho lokolloa ha catecholamines hoa eketseha, ho ba le mehoo ea maikutlo. Motho a ka tšoha, a teneha. Matšoao a hlakileng joalo a etsa hore u ele hloko boemo ba hau le ho tlosa hypoglycemia.
  8. Ha e tsepamisitsoe maikutlo haholo, hormone e sebetsa e le ntho e hlaselang: e hlasimolla mesifa ea mala.

Glucagon e hlahisoa ho arabela ho theoha ha glycemia, tlhahiso ea insulin e eketsehileng. Glucagon synthesis e susumetsoa ke tsamaiso ea methapo ea kutlo, kahoo tlhahiso ea eona e eketseha ka ts'ebeliso ea li-sympathomimetics le adrenostimulants.

Tsoekere e phahameng ea mali, boima ba 'mele oa ketone le mafura a mangata methapong ea mali, le boemo bo phahameng ba somatostatin bo sitisa tlhahiso ea glucagon.

Tšebeliso ea glucagon

Mehatong ea pele, hypoglycemia e thibeloa habonolo ke tsamaiso ea molomo ea lijo tse nang le phepo e potlakileng: mahe a linotsi, tsoekere, liswiti, lero la litholoana. Haeba motsotso ona o lahlehile 'me mokuli a tapa, ho na le mekhoa e' meli ea ho eketsa glycemia: ka ho tsamaisa glucose kapa glucagon. Bakeng sa tsoekere, tsamaiso ea methapo e ea hlokahala, ka hona, ha e tšoanelehe joaloka moemeli ea bonolo ea tsamaeang ka potlako. Empa glucagon e ka kenngoa intramuscularly, mme ka mokhoa ona oa tsamaiso, e qala ho sebetsa kamora metsotso e 5-15.

Tsela eo glucagon e anyesang ka eona e anyesang e batla e tšoana, ho batho, lihormone tsa liphoofolo li ka sebelisoa ka katleho. Ho emisa hypoglycemia, lithethefatsi tse fumanoang likhoebong tsa likhomo kapa tsa likolobe hangata li sebelisoa. Sebopeho sa glucagon se tsejoa haholo, ka hona, tlhahiso ea laboratori ea hormone e se e thehiloe ho sebelisoa mekhoa ea boenjiniere ea liphatsa tsa lefutso.

Hajoale, ho na le sethethefatsi se le seng sa glucagon se ngolisitsoeng ka har'a ngoliso ea lithethefatsi tsa Russia - GlucaGen HypoKit, e entsoeng ke k'hamphani ea Danish NovoNordisk. Ntho e sebetsang ho eona ke glucagon hydrochloride, e entsoeng ka mekhoa ea laboratori, e sebelisa mofuta o fetotsoeng oa bacterium Escherichia coli. Ntho e sebetsang e ka sebopeho sa phofo, e kentsoeng ka botlolong ea khalase.

Sekiti se kenyelletsa botlolo e nang le 1 mg ea phofo ea glucagon, syringe e nang le solvent, nyeoe ea pentšele bakeng sa ho jara lithethefatsi habonolo le uena, litaelo. Theko ea sete e tsoa ho li-ruble tse 635 ho isa ho tse 750.

Ho khethoa

Karolo e ka sehloohong ea ts'ebeliso ea moriana ke liphallelo tsa hypoglycemia maemong ao ho ona ho sa sebetsaneng le tsoekere ka molomo ho sa khonehe ka lebaka la ho lahleheloa ke tsebo kapa boitšoaro bo sa lokelang. Sesosa sa hypoglycemia e kanna ea eba ke insulin e ngata, lithethefatsi tse ling tsa antidiabetes, tlala, khatello ea kelello e telele.

Litsing tsa bongaka, glucagon e sebelisoa e le e 'ngoe ea tlhokomelo ea tšohanyetso ea chefo ka lithethefatsi tsa pelo. E ka sebelisoa hape tlhahlobong ea methapo ea mokokotlo e le mokhoa oa ho phomola mesifa ea mesifa.

Ketso

Mosebetsi o ka sehloohong oa glucagon ke ho bokella mabenkele a glycogen. Hormone e hlahisitsoeng e qala ts'ebetso ea glycogenolysis, ka lebaka leo glycogen e robehileng lera ho glucose ea phosphorylated. Nako ea ho qala ea hormone e latela mokhoa oa tsamaiso. Ka tsoekere ea mali e kenang e qala ho hola kamora 'motsotso o le mong, phello e nka metsotso e 20. Mokhoa oa tsamaiso ea methapo e ratoang ha o se setsebi sa bongaka. Glycemia e qala ho eketseha kamora metsotso e 5. Metsotso e 10 ka mor'a ente, mokuli o boetse a hlaphoheloa. Nako eohle ea ketso e fihla metsotso e 40. Ka tsamaiso e poteletseng, ho kenngoa ha glucagon maling ke eona e liehang ho feta - ho tloha halofo ea hora.

Setlhare sena ha se na thuso ho bakuli ba nang le lipolokelo tsa glycogen tse felileng. Sesosa sa khaello ea glycogen e ka ba lefu la tsoekere le hypoglycemia khafetsa, lijo tse se nang phepo ea lik'habohaedreite, tlala, lino tse tahang, botaoa, taolo e pheta-pheto ea tsoekere. Glycogen e kanna ea se lekane ka lithethefatsi tse ngata tse fetolang tsoekere.

Melao ea kenyelletso

Glucagon e hloka ho itokisetsa tsamaiso. Tsamaiso

  1. Re tlosa cap, ka botlolong, le cap e tsoa ka nale.
  2. Kenya nale ka sekepeng se emisang rabara, e lokolle mokelikeli ohle ho siling ho e vial.
  3. Ntle le ho tlosa nale, ts'oaroa ka vous bakeng sa motsotso ho qhala phofo.
  4. Re bokella tharollo e felileng ka hara syringe.
  5. Phahamisa syringe ka nale, 'me u lokolle moea ka ho tobetsa piston.

Ente e ka etsoa ka mesifa efe kapa efe e ka fumanehang, empa e betere holima kapa thipa. Ho latela litaelo tsa tšebeliso, batho ba baholo ba fuoa tharollo eohle, li-preschoolers le bana ba boima bo ka tlase ho 25 kg - halofo ea halofo ea lihormone. Hang ha lefu la tsoekere le hlaphohetsoe kelellong, o hloka ho fuoa tsoekere hore a e noe: tharollo ea meriana, tee e tsoekere kapa lero. Haeba ho se na liphetoho maemong a mokuli bakeng sa metsotso e 10 kapa ho feta, o hloka tlhokomelo e potlakileng ea bongaka.

Litlhokahalo tsa polokeho

Ha o tsamaisa glucagon, ho lokela ho nahanoa tse latelang:

  • Ka hyperglycemia, tsoekere e ka mpefatsa boemo ba mokuli. Matšoao a hyper- le hypoglycemia e ts'oanang, ka hona, ho bohlokoa hore a lekanye tsoekere pele a fana ka li-hormone.
  • Mokuli a ka 'na a kulisoa ke likarolo tsa moriana, kotsi ea ho taboha ha anaphylactic e hlahlojoa e le tlase haholo.
  • Hormone e ka fanoa nakong ea kemaro le HB ntle le kotsi ho lesea.
  • Glucagon e ke ke ea sebelisoa le pheochromocytoma, kaha sena se koahetsoe ke khatello e matla.
  • Ho hlahisoa ha moriana ho kanna ha thusa ka taolo ea nako e telele ea indomethacin. Maemong a sa tloaelehang, hypoglycemia e eketsoa le ho feta.
  • Hormone e ntlafatsa ketso ea li-anticoagulants.

Kamora ho tsamaisoa ha glucagon, ho otla ha pelo ho ka eketseha, khatello e ka eketseha, tachycardia ea nakoana e ka hlaha, mme ho nyekeloa ke pelo. Ha u nka li-beta-blockers, hangata matšoao ana a bitsoa haholoanyane.

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