Thuthukisa Impilo Yakho Futhi Yengeza Ne-Lifespan
Sonke siyazi ukuthi ukuzivocavoca kuhle kithi, kodwa bewazi ukuthi kungakwenza ube ngu-9 eminyakeni encane? Okuthakazelisayo nakakhulu, abacwaningi baqala ukuqonda kahle ukuthi ukuzivivinya umzimba kukugcina kanjani usemncane.
Inkinga yokuqala, eqinisweni, ihlolisisa indlela yokuchaza "ukuhlala usemusha" noma "ukuguga okuphumelelayo." Enye indlela ukukala ukuguga ngeDNA yakho ...
ngokoqobo. Ngethiphu lama-chromosomes akho yi-telomeres yakho, ekhonza njengama-caps okuzivikela ekuphatheni okwezinto zofuzo phakathi.
Ama-telomere akho ayaziwa ukuze anciphise njengoba ukhula. Empeleni, kuvela ukuthi ama-telomere angenye yezinto ezibaluleke kakhulu ekugugeni. Ama-telomere asebasha asejwayelekile phakathi kwama-nucleotide angu-8 000 no-10,000 (ama-nucleotides yizona zakhi zokwakha ama-chromosomes akho), kodwa abantu abadala kungenzeka babe nezinombolo ezimbalwa ze-nucleotide ezingu-5,000 ezakha ama-telomeres.
Kulolu cwaningo luka-2008 olubonisa ukuvivinya umzimba kungakwenza ube neminyaka eyisishiyagalolunye emncane, abacwaningi baqhathanisa ubude be-telomeres nemikhuba yokuzivocavoca emasethweni afana namawele.
Yenza i-DNA yakho encane
Amaphesenti angama-1 200 amawele (ikakhulukazi abesifazane) ababhalise iphrojekthi yokucwaninga. Abacwaningi babheka umthelela wokuzivocavoca ngobuningi bama-telemeres kuma-white blood cells.
Ucwaningo lwathola ukuthi ama-telomeres asele asetshenziswe kahle ngokuzivocavoca okuningi.
Lokhu kutholwe ngemuva kokuba abacwaningi bahlelwe iminyaka yobudala, ubulili, inkomba yomzimba, ukubhema, isimo sezenhlalakahle, nokusebenza komzimba emsebenzini.
I-telomere yezihloko ezisebenzayo kunazo zonke zaziyi-nucleotide engu-200 ende kunezo zezifundo ezingasebenzi kakhulu. Ngamanye amawele afanayo awazange asebenzise isilinganiso esifanayo (amawele amabili asebenza kaningi ngaphezu kwesinye), ama-telomeres kumawele amaningi asebenzayo ayengama-nucleotide angama-88 angaphezu kwalabo abathandana babo abangasebenzi (kodwa ngaphandle kwalokho). .
Ukuqaphela indlela ukuzivocavoca okungenza ngayo i-DNA yakho encane futhi inempilo ibonisa isinyathelo esikhulu esisha ekuqondeni ukuthi indlela yokuphila iyingxenye yokuguga.
Yikuphi ukuvivinya umzimba okulungile ku-DNA?
Ukusebenza i-sweat kubonakala kubalulekile. Esifundweni sesisababili, abantu ababenamandla ngokuzikhandla amahora amathathu ngesonto ngalinye babe nama-telomeres amade futhi babe neminyaka eyisishiyagalolunye "bancane" (njengoba kulinganiswa ama-telomeres abo) kunamazambane abhekene nokulala. Lokhu kwenzeka ngokulandela ukubalwa kwezimali kwezinye izinto ezifana nokubhema, ubudala, isisindo kanye nezinga lomsebenzi emsebenzini.
Kodwa-ke, kuneziphakamiso kwezinye ukucwaninga ukuthi umsebenzi onamandla kakhulu angeke ube njengenzuzo, okungenani kumadoda. Ucwaningo lwango-2013 olulandelela abomabhizinisi baseHelsinki ngaphezu kweminyaka engamashumi amathathu (kungekho besifazane abafakiwe, ngeshwa) futhi bathola ukuthi iqembu elisebenzisa ngokwemvelo linama-telomeres amaningi kunabo bonke abasebenzisa ngokuqinile (kuhlanganise nabambalwa ababemncintiswaneni). sebenzisa okuningi nakakhulu.
Ucwaningo olwengeziwe luyadingeka ukuze kunqume ukuthi ukuzivocavoca okuningi kangakanani, futhi yiziphi izinhlobo, okwenza ama-telomeres akho abe mncane kakhulu. Lokhu kungahluka kumadoda nabesifazane.
Ngakho-ke Kuthiwani Uma I-Telomeres Yami Imfushane?
Nakuba ucwaningo olwenziwe nge-telomere ubude luyinkambu entsha, abacwaningi bakholelwa ukuthi ama-telomeres ancishisiwe angandisa ingozi yezifo ezihlobene nobudala njengengcindezi ephakeme yegazi, ubunzima bezingqondo, umdlavuza nokuningi.
Lokhu kungenxa yokuthi njengoba ama-telomere anciphisa, kukhona ukucindezeleka okukhulu emathisini omzimba wakho ukusebenza kahle. Abacwaningi bakholelwa ukuthi ukuvivinya umzimba kusiza ukunciphisa umonakalo ngama-radicals amahhala, okuvumela umzimba wakho ukuba utshale izimali zawo ekugcineni impilo kunokulungisa umonakalo.
Okubalulekile
Ukuzivocavoca kukusiza ukuthi uphile impilo enhle. Kufanele usebenzise umzimba wakho hhayi nje nge-DNA yakho, kodwa futhi uzizwe ujabule futhi ujabulele zonke izinzuzo zokuzivocavoca.
Umthombo:
I-Cherkas LF et al. Inhlangano Phakathi Kwenyama Yomsebenzi Esikhathi Sokuzilibazisa kanye neLeukocyte Telomere Ubude. I-Archives of Medicine yangaphakathi. 2008; 168 (2): 154-158.
USavela S et al. Umsebenzi womzimba phakathi kwe-midlife nobude be-telomere bulinganiselwa ekugugeni. I-Gerontology yokuhlola. 2013 Jan; 48 (1): 81-4.