Indlela i-Mono inokuthi ixhamle ngayo ingozi ephezulu ye-MS
Nangona izazinzulu azizi nto ezichanekileyo zezifo ezininzi ze-sclerosis (MS) , abaninzi bakholelwa ukuba kubangelwa ukudibanisa okukhethekileyo phakathi kwemfuza yomntu kunye nezinto ezithile zendalo. Ezinye zezi zinto zingabandakanya ukungabikho kwe-vitamin D , ukutshaya kunye nokusuleleka kwezifo zentsholongwane.
Kwiminyaka yakutshanje, ugxininiso olukhulu lubeke kwi-Epstein-Barr virus (EBV) kunye nendima ebonakala ngathi iyadlala ekuphuhlisweni kwe-MS.
Indlela i-Epstein Barr Virus isebenza ngayo
Igciwane le-Epstein-Barr yinto ebangela kakhulu isifo esithathelwanayo se-mononucleosis (imeko ebizwa ngokuthi "mono"). Lilungu lentsapho ye-herpes yeentsholongwane kwaye isasazeka ngokusuka kumntu ukuya kumntu ngamanzi omzimba, ngokuyinhloko umatha.
Kulinganiselwa ukuba abaninzi abantu baya kuhlaselwa yi-EBV ngexesha elithile ebomini babo, ngokuqhelekileyo ebuntwaneni, nangona uninzi aluyi kugula. Ukuba benza, iimpawu zingabandakanya:
- Ukukhathala
- Fever
- Intloko
- Iqumrhu lisebenza
- Umhombo ovuthayo
- I-lymph nodes ekhupha entanyeni
- Ipeni ekhulisiweyo
- Isibindi sokuvuvukala
- Rash
Iimpawu zambi ngamanye amaxesha zingaphala umzimba, zidinga ukuphumla kwebhedlele eyongeziweyo, kodwa zithatha isombululo kwiiveki ezimbini ukuya kwezine.
Xa sele usulelekile, intsholongwane ayizange iphele kodwa idibanisa izinto zayo zofuzo kwisitokethi esiphezulu kwaye ihlala apho kwindawo engasebenzi. Ngethuba lexesha elibizwa ngokuthi "latency," intsholongwane ayikwazi ukusulela.
Nangona kunjalo, izinto ezithile zingenza i-virus evindiweyo ivuselele kwakhona, kuquka ukucinezeleka nokulala. Ukuba oku kwenzeka, loo mntu unokufumana uncedo ngokukhawuleza iimpawu aze akwazi ukudlulisela intsholongwane kwabanye.
Ukuqhagamshelana phakathi kwe-MS ne-EBV
Ekuhloliseni izizathu ezikhoyo ze-MS, izazinzulu ziye zade zikholelwa ukuba ii-virus zithintela ngandlela-thile ukuphuhliswa kwesi sifo.
Enyanisweni, amaninzi angama-95 ekhulwini abantu abane-MS baya kuba nobungqina bentsholongwane esedlulileyo kwi-antibodies.
Ama-antibodies ayenamaprotheni avikelayo aveliswa ngumzimba ngokuphendula i-agent agent. Ngamnye ucacile kweso sithunywa kwaye igosa yedwa kwaye isebenza njengamaselula "ezinyaweni" kwintsholongwane yangaphambili. Nangona akuqhelekanga ukuba neentsholongwane zentsholongwane egazini lethu-sonke senza-kukho iindiza ezithile ezibonakala zixhunyaniswe nakwi-MS.
I-Epstein-Barr ntsho longwane. Ngokwenziwe uphando olutshanje olusuka kwiHarvard School of Public Medicine, i-EBV yayihluke kwezinye iigciwane kwi-MS. Phakathi kweziphumo:
Ama-antibodies e-EBV aphakamileyo kakhulu kubantu ekugqibeleni bahlakulele i-MS kunokuba baqokelele abantu abazange bafumane lesi sifo.
Umngcipheko we-MS wanda kakhulu ngokulandela usulelo lwe-EBV.
Abantu abanomdla othile (HLA-DRB1) kunye namazinga aphezulu e-antibodies e-EBV ayenokuphindaphinda amaxesha angama-9 ekuphuhliseni i-MS kunabo abangenayo i-gene kunye namazinga aphantsi ase-EBV.
Ngaphezu koko, ababhemayo bamanje okanye abadlulileyo abanamanqanaba aphezulu e-EBV anama-70 ekhulwini amathuba okuphucula ama-MS kunabo abangenayo ingozi.
Ezinye iiVirus ezixhunyiwe kwi-MS
Kulo lonke, ezi ziphumo zinikela ubungqina obuqinileyo bokuthi i-EBV isebenza njengesifo sengxaki esichaphazela ama-350,000 aseMelika.
Kodwa, eneneni, ingenayo yintsholongwane kuphela. Abaphandi baseOstreliya baphinde babandakanye i-herpesvirus-6 yomntu (i-HHV-6), intsholongwane efana ne-EBV apho phantse wonke umntu osulelekileyo, ngokuqhelekileyo engaphambi kweminyaka emithathu.
Ngokwe-multiple sclerosis, i-HHV-6 ayixhomekeke kuphela kwenyuka kathathu emngciphekweni we- MS ngokuqhubekayo kwabasetyhini, amanqanaba aphezulu ase-HHV-6 anesifo sabantu abonakala ehambelana nomngcipheko we- MS kwakhona .
Nangona akukho nanye yale nto ibonisa ukuba kukho nawuphi na uphumelelo kunyango okanye ukukhusela i-MS, mhlawumbi ngolunye usuku singasinika iindlela zokuxela ikhosi yesi sifo ngokulandelela i-EBV, HHV-6, okanye ii-virus ze-herpes ezifanayo.
> Imithombo:
> Leibovitch, E. and Jacobson, S. "Ubungqina obudibanisa iHHV-6 kunye ne-Multiple Sclerosis: Isibuyekezo." Iingcamango zangoku kwi-Virology. 2014; 0: 127-33. .
> Levin, L .; Unger, K, O'Reilly, E. et al. I-Infection-Barr Virus kunye neengozi ye-Multiple Sclerosis. I- Annals ye-Neurology. 2010; 67 (6): 824-30.