UkubunjwaIikholeji neeyunivesithi

Yintoni indima zinc emzimbeni womntu?

Phakathi iintsimbi ion eyinxalenye ye-oganikhi khompawundi, indawo ebalulekileyo bobabo zinc. Biochemists nayo iqela lweziqalelo umkhondo, ogama umxholo kwi iseli ngaphantsi kwe 0,0001%. kubeke zinc inokufumaneka kokubini makanyebeleze kunye eziphilayo zezityalo, apho ke ilungu kwezinto eziphilayo esebenzayo, ezifana hormone enzayim, nucleotides, lipids kunye esters. Indima ye zinc emzimbeni womntu ezahlukeneyo: kubalulekile ukuba ukutya okufanelekileyo, zesiqhelo iinkqubo omzimba umsebenzi okuzala. Kule phepha siqwalasela iimpawu iikhompawundi ngaphezulu equlethe sakhi nezinki, kwaye imizekelo ngoku ebonisa ukubaluleka kwayo ekulondolozeni homeostasis umzimba womntu.

Zinc atom njengearhente complexing

enzyme ezininzi ukubonelela eqhuba ngayo iseli ukutya, izinto zintsonkothile kwaye ziqulathe ion yentsimbi, nemagnesium, ubhedu, zinc. Ngamachiza, zibizwa iikhompawundi organometallic. Indima ye zinc emzimbeni womntu kukuba, njengoko kwaku- central, inxalenye molecule iihomoni, iienzymes kunye nezinye izinto eziphilayo esebenzayo ezifana insulin, zincancise, antiproteaznogo protini igazi. Cinga ngeempawu zakhe zokuqhubela phambili.

Ummiselo glycolysis

Enye amanqanaba amandla yokucolwa kwizisele i glycolysis - anoxic lwahlukane iswekile - eziphambili izinto cell amandla. Le kwenziwa phambi enzyme zincancise dehydrogenase kukhokelela ukuguqulwa carbohydrate lactic acid. yonakalisa zincancise kakhulu yeseli kukho icytoplasm, kuba cleavage ukwimo ukuya pyruvic acid akuyongozi kuhlelwe kwi cytosol ye enzayim zinc. wesenzo kukhokelela neutralization lactic acid ezikwiiseli zezihlunu kwentliziyo, myocytes kunye nephrons, zikhululwe ukuba kukho icytoplasm le tyhefu, nto leyo eqinisekisa indima ebalulekileyo zinc emzimbeni womntu. Umxholo zincancise egazini isetyenziswa lokufunyaniswa izifo kunye ukwandiswa okungaqhelekanga emzimbeni, cleavage ingakumbi iswekile, ezifana umhlaza wesibindi, isisu, umphunga, iinkqubo sezintso ukudumba kunye notshintsho sisiba mandundu kwi izihlunu.

Indima ye zinc kuphuhliso amajoni omzimba

iindawo nkovu, thymus, lomongo wethambo ebomvu, tonsils ukuvelisa iiseli ukususela ngokukhawuleza yokhuselo nxamnye iibhaktheriya, iintsholongwane, iiproteni amazwe kunye ityhefu. Inqanaba ukuphuhliswa kwenkqubo omzimba kunempembelelo enkulu kwimpilo yabantu, kwaye kuxhomekeke kakhulu ukuyilwa kwangethuba izinto zokuzikhusela: izilwa-buhlungu, interferon, ziiphagocytes, lymphocyte, macrophage. Njengoko izifundo lusekiwe kwemichiza, zonke ezi zinto zingasentla kunye neeseli eziyiphumela ekuqaleni esosulelayo, akhiwa inxaxheba ngqo element mkhondo. Indima ebalulekileyo zinc emzimbeni womntu ukuba babandakanyeke ekubunjweni T-lymphocyte kunye neeseli ezingababulali zendalo. Ethwele umthwalo iphambili ekususweni iintsholongwane eziyingozi iintsholongwane ezibangela izifo ezinkulu ezifana, ezifana nesifo sephepha, inyumoniya, immunodeficiency syndrome, njl .. Ukongeza, ion zinc yenza yemfuza cellular impendulo ngexesha iimeko ezibangela engqongileyo kwaye lomeleze ukomelela umzimba kubo. Kwakhona iihomoni thymic kunye - thymosin, thymopoietin kunye timulin- bakhuthale phambi ngamasuntswana ezimbaxa zinc eza kuphucula iinkqubo wokugonyeka.

Indlela yokusebenza ye kwezakha kusuleleko lohlobo

Ukwandisa ingcamango yintoni indima ye zinc emzimbeni womntu, cinga umsebenzi yayo uvimba-phindana nucleic kunye Yindibanisela iimolekyuli protini iintsholongwane. Iziphumo zovavanyo ekuzakuqalwa yaqinisekisa isiphumo zokukhomba antiviral of ion zinc kwi ngamagciwane zezifo ezifana herpes, kobuchopho, influenza. Ngokukodwa, i element chaza ikhuthaza ukukhululwa egazini lweentlobo ezahlukeneyo interferon, nto leyo inceda kwi zigaba ekuqaleni kwesi sifo ukumisa andise ngokukhawuleza kwamasuntswana ntsholongwane. Oku kusebenza ngokukodwa ukuba inkqubo nenguqulo kwiiproteni ka pathogen ukuba ivaliwe. Ngoko ke, indima bemvelo zinc emzimbeni womntu ukusebenza elomeleleyo anti-viral enikwe isakhono weseli ukuxhathisa arhente izifo.

Izinki ilawula umsebenzi okuzala lomntu?

Ukukwazi ukuzala nokuzala - ipropati ubalulekileyo zonke izinto eziphilayo. Kaloku umzimba imazi kufuneka izinc ngexa lokukhulelwa kunye ukuswela yayo esibonakaliswa iimpawu premenstrual syndrome: yintloko, imbonakalo sivakale sidumbile kunye aqaqambayo ezibuhlungu. Ilungu wokulanda yeyona ibalulekileyo kuphuhliso eyiyo nkqubo kunye kokutyeba gametes oyindoda lokuzala - isidoda. Yindoda uhlobo umzimba ukulungisa, ukusebenza eziqhelekileyo gonads - amatyhalarha kunye yesinye, amadlozi nokuphila - oko kukuthi indima zinc emzimbeni eyindoda. Izinki njenge arhente complexing iqukiwe ekwakhiweni hormone sex ezinkulu - testosterone inoxanduva yonke inkqubo spermatogenesis, kunye neempawu iinkunzi zokuzala yobuntu.

Ukukhula yento ephilayo kunye nokuxhomekeka yayo iikhompawundi zinc organic

Yinto eyaziwayo ukuba yebhinqa sobuKristu uvelisa hormone somatotropin, nto leyo ebonisa nokomzimba ekukhuleni ithambo. Kunye hormone wokukhula kuhlelwe kule ngxenye ye iimolekyuli insulin ezo polypeptides wabiza somatomedins. Bona ziqulathe atom nezinki kunye kunye eze somatotropin igazi, echaphazela iinkqubo kweyi. Ukusela imiba yokukhula kukhokelela kwizifo ezifana acromegaly kunye gigantism (ngokungenamlinganiselo ngamalungu elide), kunye nokungabikho hormone ebangela dwarfism. Zonke ezi zibakala ngasentla kubonisa indima ye zinc kumzimba womntwana, iinkqubo ogama ukukhula ilawulwa hormone zinc-equlethe.

Umsebenzi anhydrase transcriptase గుర్తులు ibhaloni

Kwiinkqubo catabolic iiseli neguquguqukayo Embi oqokelela imali engaphezulu yeemveliso yokubola: acetaldehyde, esters, icarbon dioxide. Ukuze kuthintelwe ukunxila okanye kwi qela enzyme kuquka గుర్తులు ibhaloni anhydrase ephilayo. Iqulathe oluntsonkothileyo ion nezinki kwaye uphucula indlela izinto eziyingozi kunye namanzi. Ngenxa yoko ukuxovwa Nokwethisa ityhefu ukuba iikhompawundi engeyongozi kwiiseli ezifana asidi. I-enzayim kunye ngehemoglobin yinxalenye iiseli ezibomvu zonke ezanyisayo, hayi nje abantu. anhydrase గుర్తులు ibhaloni eziquka zinc kwaye ibekwe iiseli ezibomvu egazini, usebenze yokubola ityhefu iityuwa acid asidi carbonate ukuba yande igazi ngenxa internal, amanzi kunye carbon dioxide. Oku kubonisa indima ebalulekileyo zinc kumsebenzi ebalulekileyo eziphilayo.

Zinc-equlethe enzyme - insulin

Nepancreas - enye amalungu eziphambili kwinkqubo yokwetyisa, uvelisa yonke arsenal enqanda zibalulekile kunye iihomoni, enye yazo i-insulin. Iqulethe neentsontelo ezimbini protein, ekwaziyo ngokuzibophelela kwi-ion zinc. Kule meko, insulin enza izinto glucose afumaneka kwi-plasma yegazi. Lunciphisa surplus ukubonakala emva nokudla carbohydrate equlethwe isonka, iitapile, imveliso confectionery. Hormone yenziweyo le nemisele ka Langerhans zepancreas, yaye beswele kwakhe ulwabiwo umntu kukhulisa seswekile. Indima ebalulekileyo zinc emzimbeni womntu ngxi yokuba insulin equlathe oko kuchaphazela nethe kweziyi kunye lipids, nto leyo depositary kwamafutha omentum kunye inyama ongama adipose.

Njani yingozi kukungabikho zinc kwimpilo yabantu?

Ngaphambili, siye sizimisele ukuba ubukho sakhi njenge-atom engundoqo ye-oganikhi khompawundi ezimbaxa amelweyo molekyuli enqanda ezahlukeneyo. Badumileyo phakathi kwabo loluka izinto eziphilayo esebenzayo - carboxypeptidase equlethe ion zinc. Enzyme zibandakanyiwe kwincindi pancreatic kwaye kubalulekile ukuba ukwetyisa eqhelekileyo ukutya emathunjini duodenum amancinci. Kananjalo inxaxheba kule Yindibanisela iihomoni ezibalulekileyo ukunceda ukutya wolawulo: vasopressin, yioxytocin, insulin. impembelelo engqinekayo kwi zinc-equlathe carboxypeptidases ezisebenza igazi ekunqandeni, wokulungisa izihlunu, umsebenzi ukuzala. Kucacile ukuba zinc ngxaki ichaphazela kakuhle-ntle kwaye mpawu zilandelayo: ukwehla okukhulu sifo, susceptibility ukuba edakumbisayo ithi, ukuphazamiseka kwenkqubo yokwetyisa, umsebenzi ukungaqheleki ekuzaleni kuphuhliso. Konke oku kungakhokelela ekubeni utshintsho vuhlayiseki emzimbeni womntu.

Ixabiso okunesondlo ekuthinteleni zinc intswelo

A isici esasenza element mkhondo kukuba kancinane kwelifunekayo amalungu zokugaya ukusuka nemifuno kunye zezilwanyana neemveliso: eyenkomo, ubisi, peanut, ithanga kunye sesame. Kunciphisa zinc Ukunciphisa villi le epithelium emathunjini isiqulatho ngokugqithisileyo ezincinane chyme ifayibha ekrwada, folic acid, ion nobhedu, calcium kunye isiqalelo esithambileyo esimhlophe, ezo abachasi ye zinc. Imfuneko ngemihla sakhi abantwana - ukususela-3 ukuya kowe-7 mg, abafazi - 8 mg, Madoda - 11 mg. indima ngokufutshane zinc emzimbeni womntu ingachazwa ngolu hlobo lulandelayo: ngoxa zepancreas, gonads, isibindi, izihlunu kunye lymphocyte, i element umkhondo kubalulekile ukuba ukuhamba ngendlela eyiyo ngayo pathways ekusebenzeni yokwetyisa, yonyango kunye iinkqubo zabantu okuzala.

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