Shuɗin methylene da cututtukan kumburin hanji: bambancin bincike da shafa rini don gano cuta

Hanyoyi biyu suna amfani da ƙwayar sinadari mai launin shuɗi ɗaya, amma kusan babu wani abu dabam da suke da shi iri ɗaya. A ɗaya, masu bincike suna ba berayen da sinadari ya raunata babban hanjinsu shuɗin methylene, sannan su auna ko kumburi ya ragu. A ɗayar, mai duba hanji da kyamara yana fesa shuɗin rini da aka tsarma a saman cikin hanjin mutumin da ke da kumburin babban hanji mai miki ko kumburin babban hanji na cutar Crohn, domin ya fi ganin wuraren da ake zargi. Na farko yana tambayar ko sinadarin yana sauya cutar. Na biyu yana tambayar ko launin yana bayyana ta. Masu karatu da ke neman shaidar shuɗin methylene game da kumburin babban hanji mai miki suna bukatar a ware waɗannan labarai biyu, domin haɗa su yana mayar da abin taimakawa wajen gani zuwa wani magani na hasashe.

Gwajin da ya yi ƙoƙarin sauya kumburi

Ƙoƙarin gwada magani ya fito ne daga binciken beraye da Dinc da abokan aikinsa suka yi a 2015, wanda aka wallafa da taken shuɗin methylene yana hana tsarin kumburi a kumburin babban hanji da asidin acetic ya haddasa. Gwaji ne na kafin gwajin asibiti, wanda aka rarraba dabbobi cikin rukuni ta hanyar bazuwar zaɓi, ba gwaji a kan marasa lafiya ba. An raba berayen Sprague-Dawley maza tamanin zuwa rukuni huɗu masu ashirin kowanne: lafiyayyun berayen kwatance, lafiyayyun dabbobin da aka ba rini, masu kumburin babban hanji da ba a ba magani ba, da masu kumburin babban hanji da aka ba magani. An haddasa kumburin babban hanji da asidin acetic, kuma dabbobin da ke cikin rukunonin da aka ba magani sun samu 2 mL na ruwan shuɗin methylene mai 1%. Bayan kwana uku, tawagar ta binciki wani sashe mai tsawon 8 cm na ƙarshen babban hanji.

Ma'aunan sakamakon sun shafi matakai da dama na rauni: maki na lalacewar da ake gani da ido da ta ƙarƙashin madubin ƙara girma, iya ratsawar bangon hanji, aikin neutrophils ta hanyar myeloperoxidase, lalacewar kitse ta hanyar haɗuwa da oxygen da aka auna da malondialdehyde, enzymes masu yaƙi da oxidation wato superoxide dismutase da catalase, cytokines TNF-alpha, IL-1beta da IL-6, da ma'aunan hanyar nitric oxide waɗanda suka haɗa da jimillar nitrite/nitrate da aikin nitric oxide synthase.

Asidin acetic ya haddasa raunin da aka sa ran samu. A wannan yanayin, berayen masu kumburin babban hanji da aka ba rini sun nuna ƙarancin lalacewar da ake gani da ido da ƙarƙashin madubin ƙara girma, ingantacciyar iya ratsawar bangon hanji, ƙananan matakan myeloperoxidase da malondialdehyde, dawowar superoxide dismutase da catalase zuwa yadda suke, da raguwar cytokines, nitrite/nitrate da aikin synthase. Marubutan sun gabatar da hana samar da nitric oxide fiye da kima a matsayin babbar hanyar aikin sinadarin, tare da gudummawar raguwar danniyar oxidation da ta sinadaran nitrogen. Wannan hasashe ne mai ma'ana ga wannan samfurin gwaji, kuma bita mafi faɗi kan shaidun kumburi ya sanya shi cikin sauran sakamakon gwaje-gwajen ɗakin bincike, maimakon ɗaukar sa a matsayin hujjar asibiti.

Abin da binciken bai yi ba ya fi muhimmanci. Ya ɗauki kwana uku, ya yi amfani da maza kaɗai, ya gwada tsari guda na bayar da sinadarin ba tare da binciken yadda sakamako ke sauyawa da adadi ba, bai haɗa da wani maganin IBD na yau da kullum don kwatance ba, kuma ya auna ma'aunan nama da na sinadaran jiki a matsayin wakilai, maimakon lafar cuta, dawowarta, ko wani sakamako ga mara lafiya. Zuwa Satumba 2026, babu wani gwaji a kan mutane da aka wallafa wanda ya gwada shuɗin methylene a matsayin maganin kumburin babban hanji mai miki ko na cutar Crohn tare da ma'aunan sakamakon jiyya. Sakamakon berayen mafari ne na bincike, ba tushe ba ne na yanke shawarar adadin da mutum zai yi amfani da shi.

Dalilin da ya sa ƙonewar sinadari ba ta wakiltar IBD sosai

Kumburin babban hanji da asidin acetic ya haddasa samfurin rauni ne, ba samfurin cuta kamar yadda take faruwa a mutane ba. Ruwan sinadari yana ƙona murfin cikin ƙarshen babban hanji, neutrophils su taru da sauri, raunuka su buɗe, sannan a binciki dabbar cikin 'yan kwanaki. Kumburin babban hanji mai miki a mutane cuta ce mai ɗorewa da ke sake dawowa, wadda garkuwar jiki ke shiga cikin haddasa ta. Gadon halitta, ƙananan halittun da ke hanji, da garkuwar jiki ta koyo da ta asali suna tsara ta, tare da tsananta da lafawa tsawon shekaru. Samfurin yana kwaikwayon wasu sauye-sauyen siffar ƙarshen babban hanji da ma'aunan kumburi, amma kusan ba ya wakiltar yadda cutar take farawa, ɗorewa, da sake dawowa.

Ga cutar Crohn, rashin dacewar ya fi girma. Raunin asidin acetic yana ƙarshen babban hanji, kuma yana tsaya ne a murfin ciki da naman da ke ƙarƙashinsa. Cutar Crohn na iya shafar kowane sashe na hanyar abinci, a wurare dabam-dabam da lafiyayyun sassa ke tsakanin su. Tana ratsa dukkan bangon hanji, kuma tana sauya nama ta haifar da ƙuntatuwar hanji da hanyoyin haɗin da ba na al'ada ba. Saboda haka, ƙone ƙarshen babban hanjin beraye na kwana uku ba zai iya amsa tambayoyi game da shuɗin methylene da cutar Crohn ba. Binciken dabbobi mai alaƙa da al'ummomin ƙananan halittu yana bukatar mahallinsa daban, wanda aka tattauna a jagorar binciken ƙananan halittun hanji a kan beraye.

Ƙa'idar amfani da wannan bayanin tana da sauƙi. Idan wata ikirari ta dogara da samfurin kumburin babban hanji da aka haddasa, a tambayi wane sinadari aka yi amfani da shi, wane nau'in dabba da jinsi, tsawon lokacin gwajin, ko an yi amfani da magani na yau da kullum don kwatance, da ko ma'aunan sakamakon alamomin nama ne ko sakamakon asibiti. Samfurin da ya amsa yadda babban hanjin bera ya nuna kumburi a rana ta uku ba zai iya amsa ko cutar mutum za ta ci gaba da lafawa a wata na goma sha biyu ba.

Binciken da ya duba kawai

Takarda ta biyu ta shafi wata manufa dabam. Marion da abokan aikinsa sun gudanar da binciken sa ido da bibiyar mahalarta domin gano sauyin ƙwayoyin nama marar kyau, wato dysplasia, a mutane 102 da suka daɗe suna da kumburin babban hanji: 79 masu kumburin babban hanji mai miki da 23 masu kumburin babban hanji na cutar Crohn. An wallafa shi da taken ɗaukar samfurin nama daga wuraren da aka zaɓa ta chromoendoscopy ya fi sa ido na yau da kullum. Kowane mara lafiya ya zama abin kwatance ga kansa yayin dubawa guda ɗaya da aka wuce da na'urar duba babban hanji sau biyu. Tawagar ta kwatanta ɗaukar samfurin nama ta bazuwar zaɓi kamar yadda aka saba, ɗaukar samfurin daga wuraren da aka ga ba su daidai ba a ƙarƙashin farin haske na yau da kullum, da ɗaukar samfurin daga wuraren da aka zaɓa bayan fesa 0.01% na shuɗin methylene a dukkan babban hanji. Ƙwararren likitan nazarin cututtukan naman hanyar abinci guda ɗaya ya binciki samfuran ba tare da sanin hanyar da aka bi wajen samo su ba.

Zaɓar wuraren ɗaukar samfurin tare da taimakon rini ya gano dysplasia a marasa lafiya 17, idan aka kwatanta da 3 ta ɗaukar samfurin bazuwar zaɓi; bambanci ne mai muhimmancin ƙididdiga. Ya kuma gano 17 idan aka kwatanta da 9 ta zaɓar wurare da farin haske kaɗai, ƙaruwa ta adadi wadda ba ta kai ma'aunin muhimmancin ƙididdiga da aka saba amfani da shi ba. Haɗa hanyoyin zaɓar wurare ya gano dysplasia a marasa lafiya 20, idan aka kwatanta da 3 ta ɗaukar samfurin bazuwar zaɓi. Ba a bayar da rahoton wani abin illa ba.

Babu wani abu a nan da ya gwada magani. Rinin abin bambanta siffar nama ne da aka shafa a saman ciki, wanda ya sauƙaƙa ganin rashin daidaiton tsarin ƙananan ramuka da ɗaukar samfurin nama daga wuraren. Binciken bai auna alamomin cuta, ƙarfin cuta, matakan cytokines, lafar cuta, ko dawowarta ba, kuma ba za a iya ambatonsa a matsayin shaidar mutane cewa shuɗin methylene yana maganin IBD ba. Ganowa ne ma'aunin sakamakon, kuma bayanin ganowa yana cikin jagorar duba hanyar abinci da kyamara da chromoendoscopy, wadda ta bayyana shafa rini a nama mai rai, nau'in ƙwayar Lumeblue da ake sha ta baki, da dalilin da ya sa gano wuraren rauni ba ya nufin magance su.

Ba da sinadari don sauya yanayi da amfani da shi don gani: teburin shaidu

Yadda za a karanta ikirari na gaba game da IBD

A ɗauki kowace ikirari a matsayin ƙaramin aikin rarrabewa. Na farko, a gano matsayin rinin: ana ba da shi ne don sauya abin da ke faruwa a jiki, ko ana shafa shi ne don duba nama? Na biyu, a gano cutar: kumburin babban hanji mai miki da ya taƙaita ga babban hanji ba cutar Crohn ba ce, wadda take da raunuka a wurare dabam-dabam da matsalolin da ke ratsa dukkan bangon hanji; sakamakon ɗaya ba ya shafi ɗayar kai tsaye. Na uku, a gano matakin binciken: samfurin bera da sinadari ya haddasa, binciken ganowa a mutane, da gwajin magani a mutane suna amsa tambayoyi dabam-dabam, kuma ba za su maye gurbin juna ba. Na huɗu, a binciki ma'aunan sakamakon: alamomin nama da adadin abubuwan da aka gano ma'aunan wakilci ne, yayin da lafar cuta, dawowarta, kwantar da mara lafiya a asibiti, da tiyata su ne sakamakon da marasa lafiya ke fuskanta. Ikirarin da ya tsallake waɗannan dubawa huɗu ya cancanci a kula da shi. Wanda ya aro adadin ganowa daga binciken Marion don tallafa wa shawarar magani ya gaza a dubawa ta farko, kuma ya kamata a ajiye shi gefe.

Abin da ya kamata a ɗauka

A tanadi kwalaye biyu, kuma kada a taɓa barin abin da ke cikinsu ya gauraya. Akwati na farko yana ɗauke da gajeren gwajin beraye inda shuɗin methylene ya rage alamomin raunin babban hanji da sinadari ya haddasa. Hanyar nitric oxide ce babbar hanyar aikin da ake zargi, kuma duk iyakokin amfani da sakamakon samfuran da ke nuna saurin faruwar rauni wajen fahimtar mutane suna nan. Akwati na biyu yana ɗauke da binciken sa ido a mutane inda shuɗin rini ya taimaka wa masu duba hanji da kyamara gano dysplasia da ya cancanci a ɗauki samfurin nama daga gare shi, ba tare da wani bayani game da magance cutar hanji ba. Don fahimtar amfani da aka amince da shi da wanda ake gwadawa, duba bayani na gaba ɗaya kan shuɗin methylene a fannin likitanci. Tarin bayanan binciken shuɗin methylene yana jera binciken da waɗannan bambance-bambance suka dogara da shi.