2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Txoj kev tshawb fawb tshiab los ntawm University of Pittsburgh, luam tawm hnub no hauv Molecular Cell, muab thawj cov phom luam yeeb pov thawj tias oxidative stress ua ncaj qha rau telomeres kom nrawm nrawm ntawm cellular. "Telomeres muaj ntau pua lub hauv paus guanine, uas yog dab dej rau oxidation," said senior sau Patricia Opresko, Ph.
Dab tsi ua rau telomeres tuag?
Kev txo qis ntawm telomeres yog nrawm rau tib neeg cov kab mob cuam tshuam nrog kev hloov pauv hauv telomerase, xws li dyskeratosis congenita, idiopathic pulmonary fibrosis, thiab aplastic anemia (3).
Dab tsi enzyme tshem tawm telomeres?
Telomerase yog qhov rov qab transcriptase enzyme uas nqa nws tus kheej RNA molecule (piv txwv li, nrog rau qib 3′-CCCAAUCCC-5′ hauv Trypanosoma brucei) uas yog siv los ua tus qauv. Thaum nws elongates telomeres.
Yuav ua li cas thaum tus telomere tuag?
Txhua lub sijhawm ib lub xovtooj sib faib thiab rov ua dua, DNA ntawm qhov kawg ntawm telomeres luv. Txij li thaum kev faib cell tshwm sim thoob plaws lub neej, telomeres tau luv thiab luv dua thaum peb muaj hnub nyoog. Thaum cov telomeres khiav tawm, lub cell ua tsis muaj zog lossis tuag, uas ua rau muaj kab mob.
TA 65 anti aging yog dab tsi?
TA-65® yog patented, txhua yam ntuj tsim, cog-raws li qhov sib xyaw uas tuaj yeem pab tswj lossis rov tsim kho telomeres , uas txo qis raws li neeg laus. … Los ntawm kev ua kom muaj enzyme hu ua telomerase, TA-65® compound tuaj yeempab ua kom qeeb thiab muaj peev xwm thim rov qab lub hnub nyoog thiab kev ua neej nyob txog telomere shortening.
Pom zoo:
Puas yog cov dab dab dab dab dab dab dab dab dab dab dab dab?
Myth: Ib tug dab tshos tsis yog neeg ncaj ncees yog tiasnws haum yog. Fact: Tu siab, qhov no yog ib lo lus tsis tseeb uas tau raug perpetuated los ntawm aversive trainers. Txawm hais tias haum rau lub caj dab kom zoo khawb rau hauv cov tawv nqaij rhiab nyob ib ncig ntawm lub caj dab, uas ua rau muaj kev puas tsuaj loj rau cov thyroid, esophagus, thiab trachea.
Yuav ua li cas txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau pom kev pom?
Txawm li cas los xij, corneal collagen cross-linking - cov txheej txheem qib siab tau pom zoo los ntawm US Food and Drug Administration (FDA) hauv xyoo 2016 - tuaj yeem txhim kho qhov pom kev hauv cov neeg mob txhua hnub nyoog. Corneal collagen cross-linking (CXL) tsis yog kho rau keratoconus, tab sis nws tuaj yeem pab tiv thaiv tus mob kom tsis txhob mob hnyav.
Dab tsi yog kev xav ntawm autonomists dab tsi yog qhov kev xav ntawm kev zoo nkauj ntawm kev coj ncaj ncees?
Kev lig kev cai, muaj ob txoj haujlwm tawm tsam kev xav txog kev coj ua raws li kev cai lij choj ntawm kev ntsuas kev ncaj ncees ntawm kev kos duab: 'kev coj ncaj ncees kev ncaj ncees Ethics lossis kev coj ncaj ncees yog ib ceg ntawm kev xav uas "
Qhov twg yog qhov kev txiav txim siab rau kev tsis lees paub thiab rau kev ua kom muaj kev tawm tsam ntawm kev tawm tsam?
Kev qhuab ntuas tau siv los ntawm cov thawj coj loj hauv cov tub rog Romanrau txim rau cov koom haum lossis pab pawg loj ua txhaum cai, xws li kev ua phem, kev tawm tsam, kev tawm tsam, thiab kev tsis ncaj ncees, thiab rau lub pacification ntawm rebellious legions.
Ua telomeres code rau dab tsi?
Thaum chromosomes nruj nreem khi cov DNA uas suav nrog lub cev cov noob, telomeres, thaum tsim los ntawm DNA, tsis tsim cov noob thiab yog li tsis code rau cov proteins. Do telomeres code rau noob? Telomeres tiag tiag ua lub luag haujlwm tseem ceeb hauv kev ruaj khov ntawm qhov kawg ntawm chromosomes, tab sis lawv tsis muaj cov noob nquag.
