An antibody , e tsejoang hape e le immunoglobin, ke protheine e bōpehileng joaloka Y e tsejoeng ke mefuta e itseng ea lisele tse tšoeu tsa mali tse nang le bokhoni ba ho khetholla likokoana-hloko (likokoana-hloko) joaloka likokoana-hloko le libaktheria. Litlhahiso tse peli tsa "Y" li khona ho koala seleng ea pathogen kapa e nang le tšoaetso ka sepheo se ikhethang se bitsoang antigen (se tsejoang hape e le jenereithara ea antibody).
Ka ho etsa joalo, anti-opike o atleha ho beha pathogen ea neutralization, ebang ke ho e bolaea kapa ho e thibela ho kena seleng e phetseng hantle, kapa ka ho bontša liprotheine tse ling tse tlatsitseng ho potoloha le ho timetsa mohlaseli ka mokhoa o bitsoang phagocytosis [ho tloha Segerike sa Segerike bakeng sa " ho ja "(phagein) le" sele "(kytos)].
Li-antibodies li hlahisoa ke lisele tse tšoeu tsa mali tse bitsoang B-lymphocytes, kapa li-B-lisele. Nakong ea bokhachane (pele ho hlaha) le mekhahlelo ea bophelo bo botle ba masea, masea a tšoaetsanoang a fetisoa ho tloha ho 'm'a ho ea lesea ka mokhoa o bitsoang ho hlola meriana. Ho tloha moo, ngoana o tla qala ho ikemela ho hlahisa li-antibodies, ebang o arabela ho antigen e itseng (ho itšireletsa mafung a fokolang) kapa karolo ea 'mele oa tlhaho ea' mele oa ho itšireletsa mafung.
Batho ba khona ho hlahisa likokoana-hloko tse fetang limilione tse likete tse leshome, e mong le e mong a sireletsa mofuta o itseng oa antigen. Sebaka sa antigen-se tlamang ka anti-opione se bitsoang paratope se fumaneha lintlheng tsa "Y" 'me se koala sethaleng se tlatsetsang ho antigen e bitsoang epitope.
Phapang e phahameng ea paratope e etsa hore tsamaiso ea 'mele ea' mele ea ho itšireletsa mafung e lemohe likokoana-hloko tse fapa-fapaneng ka ho lekaneng.
Li-antibodies le liAntigense tsa HIV
Ha tšoaetso ea HIV e etsahala, li-antibodies tse tšoaetsanoang tsa HIV li hlahisoa ho arabela likokoana-hloko nakong ea beke kapa tse peli tsa ho pepesa. Li-antibodies li hlahisoa ho arabela likokoana-hloko tse sa tšoaneng tsa kokoana-hloko: antigen e p24, eo ka tloaelo e hlahang pele; le li-antigen tsa gp120 le gp41, tseo ka bobeli li fumanehang holim'a kokoana-hloko.
Hang ha li tšoaelitsoe, li-antibodies li phehella bophelo 'me li fana ka sepheo sa setso sa liteko tsa likokoana-hloko tsa HIV (ho kenyelletsa le liteko tsa khoebo tse fumanehang lapeng ). Liteko tsa motsoako oa bone o kopantsoeng joale li khona ho lemoha li-antibodies tsa HIV le p24 antigen, ho fane ka bopaki bo nepahetseng le bo nepahetseng ba boemo ba HIV ba motho.
Lisebelisoa:
Janeway, C .; Litsela, P .; Walport, M .; le Shlomchik, M. Immunobiology, Khatiso ea Bohlano - Mokhoa oa Immune oa Bophelo le Mafu. 2001; Garland Science; Motse oa New York; ISBN-10: 0-8153-3642-X.
US Administration of Drug and Drug Administration (FDA). "Ka la 18 June, 2010, Lengolo la Kamohelo - ARCHITECT HIV Ag / Ab Combo." Silver Spring, Maryland; e fanoeng ka la 22 December, 2009.
US Administration of Drug and Drug Administration (FDA). "FDA e lumela tlhahlobo ea pele ea ho hlahloba ka potlako e le hore e lemohe li-antibodies tsa HIV-1 tsa antigen le HIV-1/2." Silver Spring, Maryland; tokomane ea khatiso e fanoeng ka la 8 August, 2013.