Mlembi: Morris Wright
Tsiku La Chilengedwe: 2 Epulo 2021
Sinthani Tsiku: 1 Kuni 2024
Anonim
DZIKO LIKUPAKIRA -KALEMBERA WA KATEMERA? ANAFUULA PAKATI PAUSIKU NDANI? Epsd 18 with Yankho Malizani
Kanema: DZIKO LIKUPAKIRA -KALEMBERA WA KATEMERA? ANAFUULA PAKATI PAUSIKU NDANI? Epsd 18 with Yankho Malizani

Zamkati

Katemerayu wolimbana ndi kachilombo ka HIV ali mgulu la kafukufuku, akufufuzidwa ndi asayansi padziko lonse lapansi, komabe palibe katemera amene akugwiradi ntchito. Kwa zaka zambiri, panali malingaliro ambiri oti katemera woyenera akadapezeka, komabe, ambiri adalephera kudutsa gawo lachiwiri loyesa katemerayo, ndipo sanaperekedwe kwa anthu.

HIV ndi kachilombo kovuta kugwira ntchito komwe kamakhala molunjika pa khungu lalikulu la chitetezo cha mthupi, kuchititsa kusintha kwa chitetezo cha mthupi ndikumapangitsa kukhala kovuta kwambiri kulimbana. Dziwani zambiri za HIV.

Chifukwa HIV ilibe katemera

Pakadali pano, mulibe katemera wogwira ntchito yolimbana ndi kachilombo ka HIV, chifukwa imachita mosiyana ndi ma virus ena, monga fuluwenza kapena nthomba. Pankhani ya kachilombo ka HIV, kachilomboka kamakhudza imodzi mwa maselo ofunikira kwambiri mthupi, CD4 T lymphocyte, yomwe imayang'anira chitetezo chamthupi mthupi lonse. Katemera 'wabwinobwino' amapereka gawo la kachilombo koyambitsa matenda kapena kakufa, kamene kamakwanitsa kupangitsa thupi kuzindikira wothandizirayo ndikulimbikitsa kupanga ma antibodies olimbana ndi vutoli.


Komabe, pankhani ya HIV, sikokwanira kungolimbikitsa kupanga ma antibodies, chifukwa sizokwanira kuti thupi lilimbane ndi matendawa. Anthu omwe ali ndi kachilombo ka HIV ali ndi ma antibodies ambiri omwe akuyenda mthupi mwawo, komabe ma antibodies amenewa sangathe kuthetsa kachilombo ka HIV. Chifukwa chake, katemera wa HIV ayenera kugwira ntchito mosiyana ndi mitundu ina ya katemera womwe ulipo motsutsana ndi ma virus omwe amapezeka kwambiri.

Zomwe zimapangitsa kuti zikhale zovuta kupanga katemera wa HIV

Chimodzi mwazinthu zomwe zimalepheretsa kupanga katemera wa HIV ndikuti kachilomboka kamaukira khungu lomwe limayang'anira chitetezo cha mthupi, CD4 T lymphocyte, yomwe imayambitsa kupanga ma antibody osalamulirika. Kuphatikiza apo, kachilombo ka HIV kangasinthe kangapo, ndipo kakhoza kukhala ndi mawonekedwe osiyanasiyana pakati pa anthu. Chifukwa chake, ngakhale katemera wa kachirombo ka HIV atapezeka, munthu wina atha kunyamula kachilombo kosinthidwa, mwachitsanzo, motero katemerayo sadzakhala ndi vuto lililonse.

China chomwe chimapangitsa maphunziro kukhala ovuta ndikuti kachilombo ka HIV sikakhala koopsa mwa nyama, chifukwa chake kuyezetsa kumatha kuchitika ndi anyani (chifukwa ali ndi DNA yofanana kwambiri ndi anthu) kapena mwa iwo eni. Kafukufuku ndi anyani ndiokwera mtengo kwambiri ndipo ali ndi malamulo okhwima kwambiri otetezera nyama, zomwe zimapangitsa kuti kafukufukuyu azitha kugwira ntchito nthawi zonse, ndipo mwa anthu palibe kafukufuku wambiri yemwe adachita gawo lachiwiri la kafukufuku, lomwe limafanana ndi gawo la katemera imayendetsedwa kwa anthu ambiri.


Dziwani zambiri za magawo oyesa katemera.

Kuphatikiza apo, mitundu ingapo ya HIV yokhala ndi mawonekedwe osiyanasiyana yazindikirika, makamaka yokhudzana ndi mapuloteni omwe amapanga. Chifukwa chake, chifukwa cha kusiyanasiyana, kupanga katemera wa konsekonse nkovuta, chifukwa katemera yemwe atha kugwira ntchito yamtundu wina wa HIV sangakhale wothandiza kwa wina.

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