Ubudlelwano phakathi kwe-peptide ne-immunity

izindaba

Ukuntuleka kwe-peptide emzimbeni kuzodala ukungatheleleki okuphansi, futhi kube lula ukutheleleka, kanye nokufa okuphezulu.Kodwa-ke, ngokuthuthuka okusheshayo kwe-immunology yesimanje, abantu baye bazi kancane kancane mayelana nobudlelwane phakathi kwezakhi ze-peptide nokugonywa.Ngokwazi kwethu, ukungondleki kwe-peptide emzimbeni kungabangela i-hypoplasia kanye ne-atrophy yezitho zokuzivikela ezifweni, futhi kunomthelela ophambene nokungavikeleki kwamaselula kanye nokuzivikela kwe-humoral.

2

Ukuzivikela komzimba kuzoshintsha uma i-peptide ingekho.Kungase kube nezizathu ezimbili:

(1)Ukungondleki okuyisisekelo.Ukudla kuqukethe amaprotheni aphansi noma ikhwalithi ephansi yamaprotheni, okubangela ukuthola amaprotheni amancane e-peptide.

(2)Ukungondleki kwesibili.Umzimba womuntu uwohloza amaprotheni, okungukuthi, amandla okugaya amaprotheni ampofu, futhi ukumuncwa kwawo kubi.Okusho ukuthi, kungokwesibili kwezinye izifo, okubangela ikhono elimpofu lomzimba lokuhlanganisa ama-peptide, ukumuncwa okungalungile, ukusetshenziswa okungafanele, noma ukuthuthwa ngokweqile.

Ukungondleki kwe-Peptide kuwukuntula ukudla okunomsoco okukhulu, okubonakala ngokuwohloka, i-edema kanye nokukhathala.

(1)Ukuncipha kwesisindo kubonakala ngokuncipha okukhulu kwesisindo, ukuncipha kwezicubu ezingaphansi kwesikhumba, nokulahlekelwa okukhulu kwemisipha yomzimba, njengohlaka lwamathambo omuntu.

(2)I-edema ibonakala ngokuwohloka kwemisipha, ukwanda kwe-spleen, isibindi esandisiwe, ukuncipha kokusebenza kwesibindi, ukumelana okuphansi, ukwanda kwezigameko nokufa kwezifo ezibangelwa amagciwane.

(3)Ukukhathala kubonakala ukozela, ukungalali kahle, ukuba nenhliziyo encane, ukucinana kwesifuba, ukuphelelwa umoya, ukungakhululeki, njll.

Ngokuvamile, ukuzivikela komzimba kwabantu abangondleki kahle kwe-peptide kuphansi kunezinga elivamile.Ukusebenza okuqondile kungokulandelayo:

I-Thymus kanye nama-lymph nodes: Izitho zokuqala nezicubu ezihlushwa ukungondleki kwe-peptide yi-thymus nama-lymph nodes.Ubukhulu be-thymus buyiyehla, isisindo sincishisiwe, umngcele phakathi kwe-cortex ne-medulla awucacile, futhi inombolo yeseli iyancipha.Ubukhulu, isisindo, ukwakheka kwezicubu, ukuminyana kwamaseli kanye nokwakheka kobende nama-lymph nodes nakho kunezinguquko ezisobala zokuwohloka.Uma ihambisana nokutheleleka, izicubu ze-lymphatic zizoncipha ngokuqhubekayo.Ukuhlola kubonise ukuthi izicubu ze-thymus zingabuyela kokujwayelekile ngemva kokwengeza umsoco we-peptide ezilwaneni ezingenawo umsoco we-peptide.

I-Cellular immune immune ibhekisela ekugomeni okukhiqizwa ama-T lymphocyte.Uma umsoco we-peptide untula, i-thymus nezinye izicubu ziyancipha futhi ukukhula kwamaseli T kuyathinteka.Ukwehla komsebenzi wokuzivikela weselula akubonakali nje njengokuncipha kwenani lama-T cell, kodwa futhi nokungasebenzi kahle.

I-Humoral immune isho ukungatheleleki okubangelwa ama-lymphocyte e-B angaphakathi.Lapho umzimba womuntu ungenawo umsoco we-peptide protein, cishe alukho ushintsho enanini lama-B cell egazini le-peripheral.Ukuhlolwa okusebenzayo kubonise ukuthi kungakhathaliseki izinga lokuphazamiseka kwe-peptide yokudla, ukuhlushwa kwe-serum kujwayelekile noma kuphakeme kancane, ikakhulukazi uma kuhambisana nokutheleleka, futhi ukukhiqizwa kwe-immunoglobulin akuthinteki kakhulu uma i-peptide ingekho, ngakho-ke inokubaluleka okuphawulekayo. umsebenzi wokuzivikela ngokumelene nama-antibodies.

微信图片_20210305153522

Umphelelisiuhleloinomphumela wokukhuthaza ukusabela kwamasosha omzimba, okuhlanganisa umthelela we-opsonization, i-immune attachment, phagocytosis, i-chemotaxis yamangqamuzana amhlophe egazi kanye ne-neutralization yamagciwane.Uma ukondliwa kwamaprotheni e-peptide kuntuleka, ukupheleliswa okuphelele nokuhambisana kwe-C3 kusezingeni elibucayi noma ukwehla, futhi umsebenzi wabo uyancipha.Lokhu kungenxa yokuthi izinga le-complement synthesis liyancipha.Lapho ukutheleleka kubangela ukubopha ama-antigen, ukusetshenziswa komphelelisi kuyanda.

I-Phagocyte: Ezigulini ezinokuntuleka okukhulu kweprotheni ye-peptide, inani eliphelele lama-neutrophilsfuthiimisebenzi yabo ihlala ingashintshile.I-chemotaxis yamaseli ijwayelekile noma yehliswe kancane, futhi umsebenzi we-phagocytic ujwayelekile, kodwa amandla okubulala ama-microorganisms agwinywe amaseli aba buthaka.Uma i-peptide yengezwa ngesikhathi, umsebenzi we-phagocyte ungabuyiselwa kancane kancane ngemva kwesonto elilodwa noma amabili.

Amanye amasosha omzimba: Amanye amandla okuzivikela angaqondile nawo anezinguquko eziphawulekayo lapho izakhi ezisebenzayo ze-peptide zingekho, njengokuncipha komsebenzi we-lysozyme ku-plasma, izinyembezi, amathe nezinye izimfihlo, ukuguqulwa kwamangqamuzana e-mucosal epithelial, ukugcwaliswa kwe-mucosal kanye nezinguquko ekuhambeni kwe-cilia ,tukuncipha kokukhiqizwa kwe-interferon, njll., kungathinta ukuthambekela komninikhaya ekuthelelekeni.


Isikhathi sokuthumela: Apr-16-2021

Thumela umlayezo wakho kithi:

Bhala umyalezo wakho lapha futhi usithumelele wona