bophelo bo botle

Mona ke mekhoa ea bohlokoa ka ho fetisisa ea ho thibela pneumonia

Mona ke mekhoa ea bohlokoa ka ho fetisisa ea ho thibela pneumonia

Mona ke mekhoa ea bohlokoa ka ho fetisisa ea ho thibela pneumonia

Zinc e fumanoe e le ea bohlokoa ho thibela tšoaetso ea matšoafo ho batho ba nang le cystic fibrosis, bao lisele tsa bona tsa tlhaho tsa 'mele tsa ho itšireletsa mafung li fokotsehile ka lebaka la phetoho ea liphatsa tsa lefutso e bakang lefu lena. , ho fokotsa ho ruruha. .

Sesupo sa lefu le tlang pele ho nako

Ho latela webosaete e ncha ea Atlas, ho qotsa koranta ea PNAS, lilemong tse 25 tse fetileng, cystic fibrosis e ne e le sesupo sa hore motho a ka shoa kapele, 'me le hoja nako ea bophelo e ntlafetse haholo ho tloha ka nako eo, batho ba nang le cystic fibrosis ba ntse ba le kotsing ea mathata a bakoang ke sena. nyeoe.

Phetoho ea mofuta oa cystic fibrosis transmembrane conductance regulator (CFTR) e baka ho bokellana ho feteletseng ha mamina matšoafong le ho ruruha ho sa hlophisehang ha tsela ea moea, ho etsa hore batho ba nang le boemo bona ba be kotsing ea ho tšoaetsoa khafetsa. Empa bafuputsi ba Univesithi ea Queensland e Australia ba atlehile ho sibolla mokhoa o ka bang teng oa ho fokotsa ts'oaetso ho batho ba nang le cystic fibrosis, e itšetlehileng ka zinki.

Ho hanyetsa likokoana-hloko

"Batho ba nang le cystic fibrosis ba na le boemo ba ho ruruha haholo moeeng oa bona 'me ba kotsing ea ho tšoaetsoa ke baktheria, empa phekolo e pheta-phetoang ka lithibela-mafu hangata e ka lebisa ho mafu a manganga a lithibela-mafu," ho boletse Peter Sly, MD, ngaka ea phefumoloho ea bana le thuto e kopanetsoeng. sengoli. Vitality.”

Liphekolo tsa hajoale

"Kalafo ea morao-rao e ka tsosolosa likarolo tse ngata tsa ts'ebetso ea CFTR, empa ha e rarolle kapa e thibela tšoaetso ea matšoafo, kahoo ho na le tlhokahalo ea ho tsosolosa ts'ebetso ea 'mele ea ho itšireletsa mafung," Dr. Sly o ile a phaella.

Ka ho ithuta kamoo phetoho ea CFTR e amang bokhoni ba lisele tsa 'mele tsa ho itšireletsa mafung, tse bitsoang macrophages, ho loantša libaktheria, bafuputsi ba ile ba etsa qeto ea hore ka cystic fibrosis, matšoafo a macrophages a ke ke a sebelisa zinki hantle e le moemeli oa antibacterial.

Maemo a chefo

Matt Sweet, mofuputsi-’moho le eena phuputsong ena, o itse: “E ’ngoe ea litsela tseo lisele tsa phagocytic li senyang libaktheria ka tsona ke ka ho li tšela chefo ka litšepe tse chefo tse kang zinki,” a hlokomela hore “mocha oa ion oa CFTR o bohlokoa bakeng sa zinki. tsela, le hobane ha e sebetse hantle ho batho ba nang le tšoaetso.”

Ho se sebetse hantle

Ntle le ho tsebahatsa ho se sebetse ha zinki liseleng, bafuputsi ba boetse ba sibolla protheine ea lipalangoang tsa zinki, SLC30A1, e tsosolositseng bokhoni ba macrophages ho bolaea libaktheria maemong a phetoho ea CFTR, ho bolelang hore kalafo ea zinki e tlatselletsang le eona e ne e lekane ho khutlisa polao ea baktheria. macrophages ea matšoafo a motho ka har'a vitro.

Leano le lecha

Liphetho li fana ka maikutlo a hore ho khutlisa karabelo ho chefo ea zinki ho ka etsoa e le leano la kalafo ho khutlisetsa ts'ebetso ea 'mele ea ho itšireletsa mafung le ts'ireletso e sebetsang ho batho ba nang le cystic fibrosis, mofuputsi Sweet a hlalosa hore sepheo hajoale ke "ho isa protheine ea lipalangoang tsa zinki ho macrophages ho batho. ka cystic fibrosis ka tebello ea hore e tla tsosolosa karabelo ea bona ea ’mele ea ho itšireletsa mafung.” “E fokotsa tšoaetso.”

Sagittarius o rata linaleli tsa linaleli bakeng sa selemo sa 2024

Ryan Sheikh Mohammed

Motlatsi oa Mohlophisi e Moholo le Hlooho ea Lefapha la Likamano, Bachelor of Civil Engineering - Lefapha la Topography - Univesithi ea Tishreen E Koetliselitsoe ho itsoella pele.

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