Bya Cocer Peptides 
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EBINTU BYONNNA N’AMAWULIRE GW’EBINTU EBIweereddwa KU MUTINDO GUNO BIKOZESEBWA KU KUSASANYA AMAWULIRE N’EBIKOLWA BY’OKUSOMESA.
Ebintu ebiweereddwa ku mukutu guno bigendereddwamu kunoonyereza mu kisenge (in vitro research) byokka. Okunoonyereza mu vitro (Olulattini: *mu ndabirwamu*, ekitegeeza mu bikozesebwa mu ndabirwamu) kukolebwa ebweru w’omubiri gw’omuntu. Ebintu bino si bya ddagala, tebikkiriziddwa kitongole kya Amerika ekivunaanyizibwa ku by’emmere n’eddagala (FDA), era tebirina kukozesebwa kuziyiza, kujjanjaba oba kuwonya mbeera yonna ya bujjanjabi, bulwadde oba bulwadde. Kikugirwa nnyo mu mateeka okuyingiza ebintu bino mu mubiri gw’omuntu oba ebisolo mu ngeri yonna.
Okulambika okutwaliza awamu
Obulamu bw’okussa bubadde bukulu nnyo mu kunoonyereza okuva edda mu by’obusawo ne ssaayansi w’obulamu. Nga okutegeera kwaffe ku byama by’obulamu bwe kweyongera, emirimu gy’ebintu eby’enjawulo ebikola obulamu mu kukuuma emirimu gy’omubiri egy’okussa egya bulijjo ne mu kutandika n’okukulaakulana kw’endwadde gibadde gitegeerekeka mpolampola. Akakwate akaliwo wakati wa Bronchogen n’obulamu bw’okussa tekukoma ku kuzingiramu nkola za mubiri ezisookerwako naye era kakwatagana nnyo n’enkola z’obulwadde bw’endwadde ez’enjawulo ez’okussa.
Ebifaananyi by’ebiramu ebya Bronchogen
(1) Engeri z’enzimba
Bronchogen erina ensengekera ya molekyu ey’enjawulo. Kirimu ebitundu ebikola ebitongole ebyetaba mu nkolagana ne biomolecules endala, gamba ng’okusiba ku bikwata ku ngulu w’olususu lw’obutoffaali n’okutegeera puloteyina ezikwatagana n’amakubo g’obubonero mu butoffaali. Enkola eno ey’enzimba y’ekola omusingi gw’emirimu gyayo egy’ebiramu, okusalawo ebifo by’egenderera n’engeri y’okukolamu munda mu nkola y’okussa.
(2) Ensonda n’Ensaasaanya
Munda mu mubiri, Bronchogen erina ensonda nnyingi. Kiyinza okukolebwa n’okufulumizibwa obutoffaali obw’omu kitundu mu nkola y’okussa, gamba ng’obutoffaali bw’okussa n’obutoffaali bw’abaserikale b’omubiri. Obutoffaali buno bukola okwolesebwa kw’obuzaale obukwatagana mu kuddamu ebizimba ebitongole, bwe kityo ne bukola Bronchogen. Bronchogen era eyinza okutwalibwa mu nkola y’okussa ng’eyita mu musaayi okuva mu bitundu ebirala n’ebitundu by’omubiri ebirala. Mu ngeri y’okusaasaana, Bronchogen ebeerawo ku bungi obumu mu nkola yonna ey’okussa, omuli ennyindo, ennyindo, ennyindo, ennyindo, n’ennyindo. Ekirungo kya Bronchogen kiyinza okwawukana mu bitundu eby’enjawulo olw’emirimu gy’omubiri egy’omu kitundu n’embeera z’obulwadde. Enkola eno ey’okusaasaana ekwatagana nnyo n’ebitundu ebikola emirimu gy’omubiri (physiological functional zones) eby’enkola y’okussa n’ebitundu endwadde mwe zitera okubeera.
Omulimu gwa Bronchogen mu mirimu gy’omubiri gw’okussa
(1) Ebiva mu kukyusa obusimu obuziyiza endwadde
Okulungamya emirimu gy’obutoffaali obuziyiza endwadde
Bronchogen esobola okulung’amya obulungi emirimu gy’obutoffaali bw’abaserikale b’omubiri munda mu nkola y’okussa. Kiyinza okutumbula enkola ya phagocytic eya macrophages, bwe kityo ne kinyweza obusobozi bwazo okutegeera n’okumalawo obuwuka obuleeta endwadde. Nga layini enkulu ey’okwekuuma abaserikale b’omubiri mu nkola y’okussa, okukola kwa macrophage okunywezeddwa kwanguyiza okugogola amangu obuwuka obulumbagana, akawuka, n’obuwuka obulala, bwe kityo ne kikuuma bbalansi y’abaserikale mu nkola y’okussa. Bronchogen era etereeza okwawukana n’okusaasaana kwa T lymphocytes ne B lymphocytes, ekikwata ku maanyi n’obulagirizi bw’okuddamu kw’abaserikale b’omubiri okwetongodde. Bwe twolekagana n’obulwadde bw’obuwuka obuleeta endwadde, Bronchogen esobola okulungamya T lymphocytes okwawukana mu bika ebitono eby’enjawulo nga Th1 oba Th2, bwe kityo n’ezuula oba okuddamu kw’abaserikale b’omubiri kutambulizibwa butoffaali oba kutambulira ku humoral, okukakasa nti abaserikale b’omubiri basobola okwettanira enkola y’okuddamu esinga okukola obulungi okusinziira ku kika ky’obuwuka obuleeta endwadde.
Okulungamya okufulumya ensonga z’abaserikale b’omubiri
Mu kiseera ky’okulungamya abaserikale b’omubiri, Bronchogen era ekola omulimu omukulu ogw’okulungamya mu kufulumya ensonga ez’enjawulo ez’abaserikale b’omubiri. Kiyinza okutumbula okufulumya okw’ekigero kw’ebintu ebiyamba okuzimba nga interleukins (okugeza, IL-1, IL-6) ne tumor necrosis factor (TNF-α). Ensonga zino eziyamba okuzimba ziwandiika obutoffaali bw’abaserikale b’omubiri mu kifo awakwatibwa obulwadde mu biseera ebisooka eby’okukwatibwa, ne zitandika okuddamu okuzimba, okulwanyisa okulumba kw’obuwuka obuleeta endwadde. Bronchogen era eziyiza okufulumya okuyitiridde kw’ebintu bino ebiyamba okuzimba, okwewala okuddamu kw’okuzimba okutafugibwa okuyinza okwonoona ebitundu by’enkola y’okussa. Okugatta ku ekyo, Bronchogen etumbula okufulumya ebintu ebiziyiza okuzimba (nga IL-10), ebikola ebikolwa ebiziyiza okuzimba mu mitendera egy’oluvannyuma egy’okuzimba, okwanguyiza okuddaabiriza ebitundu by’enkola y’okussa n’okugonjoola okuzimba, bwe kityo ne kikuuma obutebenkevu bw’embeera y’omunda mu nkola y’okussa.
(2) Okukuuma obulungi bw’obutoffaali bw’omubiri obuyitibwa Respiratory Epithelial Cells
Okutumbula okukula kw’obutoffaali n’okuddaabiriza
Obutoffaali bw’omubiri obuyitibwa respiratory epithelial cells bukola ng’ekiziyiza ky’omubiri ekisooka eky’enkola y’okussa, era obulungi bwabwo bukulu nnyo mu kukuuma obuwuka obuleeta endwadde. Bronchogen etumbula okukula kw’obutoffaali bw’omubiri obussa era eyanguya okuddaabiriza obutoffaali bw’omubiri obwonooneddwa. Oluvannyuma lw’obuvune mu nkola y’okussa obuva ku bintu eby’ebweru (nga omukka oba eddagala), Bronchogen ekola amakubo g’obubonero mu butoffaali, omuli ekkubo ly’obubonero erya MAPK n’ekkubo ly’obubonero erya PI3K-Akt. Okukola amakubo gano kitumbula okukulaakulana kw’enzirukanya y’obutoffaali, okusobozesa obutoffaali bw’omubiri okukyuka okuva mu mutendera ogw’okusirika okudda mu mutendera ogw’okukula, bwe kityo ne kyongera ku muwendo gw’obutoffaali okujjuza ebitundu ebyonooneddwa n’okuzzaawo obulungi bw’obutoffaali bw’omubiri.
Okulungamya enkolagana wakati w’obutoffaali
Ng’oggyeeko okutumbula okukula kw’obutoffaali, Bronchogen era yeetaba mu kulungamya enkolagana wakati w’obutoffaali bw’omubiri obuyitibwa respiratory epithelial cells. Obutoffaali bw’omubiri (epithelial cells) bukola ekiziyiza ekigenda mu maaso nga buyita mu nsengekera nga ensengekera ezinywevu n’ensengekera za adherens. Bronchogen esobola okulungamya okwolesebwa n’okusaasaana kwa puloteyina zino ez’okuyunga (nga occludin ne claudin), okukuuma obutebenkevu bw’enkolagana wakati w’obutoffaali. Obutoffaali bw’omubiri obuyitibwa respiratory epithelial cells bwe bukwatibwa obuwuka obuleeta endwadde oba nga busikirizibwa okuzimba, ensengekera z’obutoffaali ziyinza okutaataaganyizibwa, ekivaako okukosa enkola y’ekiziyiza. Bronchogen esobola okuddaabiriza amangu n’okunyweza ensengekera zino, n’eziyiza obuwuka obuleeta endwadde n’ebintu eby’obulabe okuyingira mu layeri y’obutoffaali obuyitibwa epithelial cell layer mu bitundu by’okussa, bwe kityo ne kikakasa nti enkola y’omubiri eya bulijjo ey’enkola y’okussa.
(3) Okulungamya okufulumya n’okufuluma kw’omusulo gw’emikutu gy’empewo
Okulungamya okufulumya omusulo
Omusulo gw’emikutu gy’empewo kitundu kikulu nnyo mu nkola y’okwekuuma kw’enkola y’okussa, esobola okukwata n’okugogola obuwuka obuleeta endwadde obussa, enfuufu, n’obutundutundu obulala obw’ebweru. Bronchogen ekola kinene mu kulungamya mu kufulumya omusulo mu mikutu gy’empewo. Kino kituukiriza nga yesiba ku bikwata ku ngulu w’obutoffaali bw’okussa, okukola amakubo g’obubonero mu butoffaali, n’okulungamya okwolesebwa kw’obuzaale bwa mucin n’okusengejja n’okufulumya omusulo mu butoffaali obufulumya omusulo (nga obutoffaali bwa goblet). Okufulumya omusulo mu ngeri entuufu kikulu nnyo mu kukuuma amazzi mu nkola y’okussa n’emirimu egy’okwekuuma egya bulijjo. Bronchogen etereeza bulungi emiwendo gy’okufulumya omusulo okusinziira ku byetaago by’omubiri eby’enkola y’okussa, okukakasa nti omusulo gukwata bulungi obutundutundu obw’ebweru awatali kuleeta kuzibikira mikutu gya mpewo olw’okufulumya okuyitiridde.
Okutumbula Okulongoosa Omusulo
Ng’oggyeeko okulungamya okufulumya omusulo, Bronchogen era etumbula okufulumya omusulo mu mifulejje gy’empewo. Kyongera ku mirundi n’obunene bw’okukuba kw’enviiri mu nkola y’okussa. Nga 'sweepers' z'enkola y'okussa, okukuba kw'ennyindo mu nnyimba kusitula omusulo n'obutundutundu obw'ebweru bwe butambuza okutuuka mu kifo ekigguka kw'omukutu gw'empewo, oluvannyuma ne bugobwa mu mubiri nga buyita mu kusesema oba mu ngeri endala. Bronchogen eyongera ku ciliary motility nga ekwata ku mikutu gya ion n’amakubo agalaga obubonero munda mu butoffaali obulina ciliated, gamba nga okulungamya calcium ion concentration n’okukola protein kinases, bwe kityo n’elongoosa mucus clearance efficiency n’okukuuma emikutu gy’empewo okugguka.
Ekibiina Ekigatta Bronchogen n’endwadde z’okussa
(1) Obulwadde bwa asima
Enkyukakyuka mu Bronchogen Levels mu balwadde ba Asthma
Mu balwadde ba asima, emiwendo n’emirimu gya Bronchogen bitera okukyuka ennyo. Okunoonyereza kuzudde nti mu kiseera ky’okulumbibwa asima, obungi bwa Bronchogen mu mifulejje gy’empewo buyinza okweyongera oba okukendeera mu ngeri etaali ya bulijjo. Mu balwadde abamu aba asima ow’amaanyi, emiwendo gya Bronchogen mu bifulumizibwa mu mikutu gy’empewo giba wansi nnyo okusinga mu bantu abalamu, ekiyinza okuba nga kyekuusa ku kwonooneka kw’obutoffaali bw’omubiri obuyitibwa epithelial cells, ekivaako okukendeeza ku kusengejja n’okufulumya Bronchogen. Mu balwadde abamu aba asima omutono, wadde ng’obungi bwa Bronchogen mu mifulejje gy’empewo buyinza okusigala mu bbanga erya bulijjo, okwekenneenya emirimu kulaga obusobozi obukendedde okulung’amya emirimu gy’obutoffaali bw’abaserikale b’omubiri n’okufulumya ensonga eziziyiza okuzimba, ekiraga nti emirimu gya Bronchogen egy’ebiramu gyakyusiddwa mu balwadde ba asima.
Omulimu gwa Bronchogen mu Pathogenesis ya Asthma
Okusinziira ku ndowooza y’ensengekera y’obulwadde bwa asima, Bronchogen yeenyigira mu makubo agawera. Okulungamya enkola y’abaserikale b’omubiri mu ngeri etaali ya bulijjo nga Bronchogen kivaako abaserikale b’omubiri okuddamu okuyitiridde eri alergens mu balwadde ba asima. Mu balwadde ba asima, obutakola bulungi bwa Bronchogen kivaamu okukola ennyo kw’obutoffaali bwa Th2, obufulumya cytokines nnyingi (nga IL-4, IL-5, IL-13, n’ebirala), Cytokines zino zisitula okuyingira n’okukola kw’obutoffaali obuzimba nga eosinophils mu mifulejje gy’empewo, ne kivaako okuzimba kw’emikutu gy’empewo n’emikutu gy’empewo okuddamu okuyitiridde. Omulimu gwa Bronchogen ogunafuye mu kukuuma obulungi bw’obutoffaali bw’okussa gufuula obutoffaali buno okubeera obw’obulabe ennyo olw’okwonooneka okuva mu birungo ebikola alergy n’ebizimba, okwongera okusajjula okuzimba kw’emikutu gy’empewo n’okuddamu okukola emikutu gy’empewo, bwe kityo ne kitumbula okutandika n’okukulaakulana kw’obulwadde bwa asima.
(2) Obulwadde bw’amawuggwe obutawona (COPD) .
Ebifaananyi bya Bronchogen mu balwadde ba COPD
Mu mifulejje gy’empewo gy’abalwadde ba COPD, Bronchogen era eraga engeri ez’enjawulo ku ezo mu bantu abalamu. COPD bwe yeeyongera, obungi n’ensaasaanya ya Bronchogen mu mifulejje gy’empewo bikyuka. Mu bitundu by’amawuggwe n’ebifulumizibwa mu mikutu gy’empewo mu balwadde ba COPD, obungi bwa Bronchogen buyinza okukendeera mpolampola, era okwolesebwa kwayo mu butoffaali bw’omubiri obuyitibwa epithelial cells n’obutoffaali bw’abaserikale b’omubiri kukendeera nnyo. Enkyukakyuka zino zikwatagana nnyo n’okukendeera kw’enkola y’amawuggwe n’okusajjuka kw’okuzimba kw’emikutu gy’empewo mu balwadde ba COPD. Ensengekera ya molekyu ya Bronchogen mu balwadde ba COPD eyinza okukyusibwa, ekivaako okukendeeza ku mirimu gy’ebiramu n’okwongera okukosa enkola yaayo eya bulijjo mu nkola y’okussa.
Omulimu gwa Bronchogen mu nkola y’obulwadde bwa COPD
Bronchogen era ekola kinene mu nkola y’obulwadde bwa COPD. Ebikulu ebikwata ku bulwadde bwa COPD mulimu okuzimba emikutu gy’empewo, okufulumya omusulo oguyitiridde, okusaanyaawo enseke z’amawuggwe, n’okuddamu okukola emikutu gy’empewo. Olw’okunafuwa kw’okulungamya enkola y’abaserikale b’omubiri okukolebwa Bronchogen, okuddamu kw’okuzimba mu mifulejje gy’empewo kusigalawo era kizibu okufuga. Obutoffaali obuzimba nga neutrophils ne macrophages bukuŋŋaanyizibwa mu bungi mu mikutu gy’empewo, ne bufulumya ebirungo eby’enjawulo ebizimba ne proteases, ekivaako okwonooneka kw’ebitundu by’amawuggwe n’okusaanyaawo ensengekera y’emikutu gy’empewo. Obutakwatagana mu kulungamya kwa Bronchogen okufulumya n’okufuluma kw’omusulo gw’emikutu gy’empewo kivaamu okukola omusulo oguyitiridde n’okukosa okufulumya, ekyongera okusajjula okuzibikira kw’emikutu gy’empewo. Obusobozi bwa Bronchogen obukendedde okutumbula okuddaabiriza obutoffaali bw’okussa n’okukuuma enkolagana wakati w’obutoffaali kwanguyiza enkola y’okuddamu okukola emikutu gy’empewo, okukkakkana nga kivuddeko okwonooneka okugenda mu maaso kw’enkola y’amawuggwe mu balwadde ba COPD.
(3) Endwadde ezisiigibwa mu kussa
Omulimu gwa Bronchogen mu yinfekisoni za Bakitiriya
Mu kiseera ky’okukwatibwa obuwuka obuleeta endwadde z’okussa, Bronchogen yeetaba mu nkola y’okuziyiza abaserikale b’omubiri. Obuwuuka bwe buyingira mu nkola y’okussa, Bronchogen esobola okukola obutoffaali bw’abaserikale b’omubiri, n’eyongera ku busobozi bwabwo obw’okulya n’okutta obuwuka ku bakitiriya. Bronchogen era etereeza okufulumya ensonga z’abaserikale b’omubiri, n’ekola microenvironment y’abaserikale b’omubiri eyamba okukola emirimu gy’okulwanyisa obuwuka. Kiyinza okutumbula okwolesebwa kwa peptides ezitta obuwuka, ezikola butereevu ku bakitiriya, ne zitaataaganya obuwuka bwazo obw’obutoffaali n’ebisenge by’obutoffaali, bwe kityo ne ziziyiza okukula n’okuzaala kwa bakitiriya. Wabula mu yinfekisoni ezimu ez’amaanyi eza bakitiriya, obuwuka obuleeta endwadde buyinza okutaataaganya okusengejja n’okukola kwa Bronchogen, ekivaako obusobozi bw’abaserikale b’omubiri okukendeera ne kifuula yinfekisoni enzibu okufuga.
Omulimu gwa Bronchogen mu yinfekisoni z’akawuka
Bronchogen era ekola kinene nnyo mu yinfekisoni z’akawuka mu kussa. Mu biseera ebisooka eby’okukwatibwa akawuka, Bronchogen esobola okukola obutoffaali bw’abaserikale b’omubiri obuzaaliranwa (nga obutoffaali obuyitibwa dendritic cells n’obutoffaali obutta obw’obutonde) okutandikawo okuddamu kw’abaserikale b’omubiri abalwanyisa akawuka. Kitumbula okufulumya obutoffaali obuziyiza akawuka nga interferon, ekiyinza okuziyiza okukoppa kw’akawuka n’okusaasaana, ekikomya okusaasaana kw’akawuka mu nkola y’okussa. Bronchogen era etereeza enkola y’abaserikale b’omubiri (adaptive immune responses), okutumbula okutegeera n’okuddamu kwa T lymphocytes ne B lymphocytes eri antigens z’akawuka, ekivaako okukola antibodies ezenjawulo n’obutoffaali bwa T obutta obuwuka, bwe kityo ne kimalawo obulungi obutoffaali obulina akawuka.
Mu bufunzi
Bronchogen ekola kinene nnyo mu kukuuma obulamu bw’okussa n’okukulaakulana kw’endwadde z’okussa. Mu mbeera ez’enjawulo ez’okussa nga asima, COPD, n’endwadde ezisiigibwa mu kussa, emiwendo, emirimu, n’ensaasaanya ya Bronchogen bikyusibwa, era yeenyigira mu nkola z’endwadde zino.
Ensonda
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