Oososayensi bazama ukuqonda ngokupheleleyo isizathu okanye izizathu zesifo se-Alzheimer . Okwangoku, kunceda ukuqonda iimpawu ze-Alzheimer's- plaques kunye neengqungquthela - kunye nemingcipheko echaphazela umntu ukuba aphuhlise eso sifo.
Plaques kunye neTangles
Isifo se-Alzheimer sibonakala ngokukwakheka kwamaprotheni engqondweni.
Nangona oku akunakulinganiswa kumntu ophilayo, uphando olunzulu lwe-autopsy luye lwabonisa le nto. Ukwakha kubonisa iindlela ezimbini:
- Iiplates - iipomiti zeprotheni beta-amyloid eziqokelela kwizikhala phakathi kweeseli zesisindo
- I-tangles - iifomethi zeprotheni tau eziqokelela ngaphakathi kweeseli zesisindo
Iingcali zesayensi zisacinga ukuba iiplates kunye neengqungquthela zihlobene njani nesifo se-Alzheimer. Enye inyelelo kukuba bavimba ukukwazi ukunxibelelana kunye neeseli zesistim, ukwenza kube nzima ukuba iiseli ziphile.
Izidumbu zibonise ukuba abaninzi abantu bahlakulela ezinye iiplani kunye neengqungquthela njengoko bekhula, kodwa abantu abane-Alzheimer ukuphuhlisa kakhulu kunabo abangenaso isifo. Iingcali zesazinzi aziyazi ukuba kutheni abanye abantu bekhula kakhulu beqhathaniswa nabanye. Nangona kunjalo, iziganeko ezinobungozi kwi-Alzheimer's disease ziye zafunyanwa.
Izinto zeengozi zeAlzheimer
- Ubudala : Ukukhula kunomlinganiselo owodwa wengozi yokuphuhlisa isifo se-Alzheimer . Omnye wabantu abasibhozo abangaphezu kweminyaka engama-65 unesifo se-Alzheimer, kwaye phantse umntu omnye kwababini ngaphezu kweminyaka eyi-85 u-Alzheimer's. Unokwenzeka ukuba ufumane i-Alzheimer iphantse iphindwe kabini emva kweminyaka emihlanu emva kweminyaka yobudala engama-65.
- Imbali Yentsapho : Abantu abanomzali okanye umntakwabo oye wavelisa isifo se-Alzheimer ziba zihlandlo ezimbini ukuya kutsho ukuba ziphuhlise eso sifo kunabo abangenabo imbali yentsapho ye-Alzheimer's. Ukuba ngaphezulu kwesinye isihlobo esisondeleyo sichaphazelekile, umngcipheko wanda ngakumbi.
Iingcali zenzululwazi ziye zachonga iintlobo ezimbini zeentsholongwane ezinxulumene nale ngxaki yentsapho. Iyokuqala icatshangelwa ukuba "yimizimba yesifo," i- ApoE 4 , eyandisa amathuba okuphuhlisa i-Alzheimer, kodwa ayiqinisekisi. Ukongeza kwi-ApoE 4, izazinzulu zicinga ukuba kunokufikelela kwiijethi ezili-12 ezingaphezu kweengcipheko eziza kufunyanwa.
Uhlobo lwesibini lomfuzo luyi "gene gene" kwaye luhle kakhulu kunobungozi bemvelo. Iimpawu ze-Deterministic zitholakala kuphela kwiintsapho eziliqela ezimbalwa emhlabeni jikelele. Ukuba i-gene deterministic izuze ilifa, ngokuqinisekileyo umntu uya kudala i-Alzheimer's, mhlawumbi ekudala.
- Izinto zokuphila : Nangona imbali yobudala kunye neentsapho zingekho phantsi kwethu, izazinzulu ziye zachonga izinto ezininzi zokuphila ezinokuchaphazela umngcipheko womntu wokuba nesifo se-Alzheimer's disease. Ukuqhagamshelana kuye kwafunyanwa phakathi kokulimala koluhlungu kunye nokuphuhliswa kwexesha elizayo le-Alzheimer's , ngoko ke abo benza amanyathelo okukhusela okufana nokugqoka iibhanti zokuhlala kunye nokungabandakanyeki kwimisebenzi apho kukho umngcipheko wokuwa .
Ubu bungqina buye bukhuphuka ekukhuthazeni umzimba kunye nokutya okunempilo ukunciphisa umngcipheko we-Alzheimer. Ukugwema utywala , ukunciphisa ukusetyenziswa kotywala , ukuhlala unxulumene nentlalo, kunye nokubandakanya kwimisebenzi evuselela ingqondo kuye kwaboniswa ukuba nefuthe lokukhusela isifo se-Alzheimer.
Ekugqibeleni, kukho ubudlelwane obuqinileyo phakathi kwempilo yengqondo kunye nempilo yengqondo . Abo bangenanto yesifo senhliziyo okanye iimeko ezinxulumene nalo mngcipheko omncinci wokuphuhlisa i-Alzheimer okanye olunye uhlobo lwesifo sengqondo sengqondo kunabo abanesifo sengqondo.
Imithombo:
"Isifo se-Alzheimer: Ukutyhila imfihlelo." Isizwe seSizwe sokuguga. Agasti 29, 2006.
Uphando lwe-Alzheimer malunga neCaus and Factors. I-Fisher Centre ye-Alzheimer's Research Foundation. Meyi 1, 2003. http://www.alzinfo.org/research/alzheimers-research-on-causes-and-risk-acactors
"Iimvelaphi, iindlela zokuphila, kunye ne-crossword puzzles: Ingaba isifo se-Alzheimer singathintelwa?" AmaZiko eZiko lezeMpilo. 2005.
-Kuhleliwe ngu-Esther Heerema, i-MSW, i-Alzheimer's's Disease's Expert