2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Nws yog ib qho tseem ceeb uas platelet suav tsis tau ntau zaus txij li qib hloov pauv, qee zaum dav heev. Ib lub lim tiam cov platelets yuav yog 27, lub lim tiam tom ntej 51, thiab lub lim tiam tom qab ntawd 18 yam tsis muaj kev hloov pauv ntawm tus neeg kho lossis los ntshav.
Dab tsi ua rau platelets nce thiab nqis?
Primary thrombocytosis yog ib yam kab mob uas cov hlwb txawv txav hauv cov pob txha ua rau cov platelets nce. Nws tseem hu ua qhov tseem ceeb thrombocythemia (lossis ET). Qhov laj thawj tsis paub. Nws tsis raug suav hais tias yog ib qho kev xeeb tub (genetic) mob txawm tias qee qhov kev hloov pauv noob tau pom hauv cov ntshav lossis cov pob txha.
Platelets hloov ntau npaum li cas?
Platelets muaj sia nyob hauv txoj kev kwv yees li 8 mus rau 10 hnub, yog li cov pob txha pob txha yuav tsum tsis tu ncua tsim cov platelets tshiab los hloov cov uas degrade, siv, thiab / lossis ploj. los ntshav.
Puas platelets nce thiab txo?
Txawm li cas los xij, ntau yam-xws li mob qog noj ntshav, ntshav ntshav, kab mob autoimmune, thiab qee yam tshuaj- tuaj yeem ua rau cov ntshav platelet poob. Tib txoj hauv kev uas koj tuaj yeem siv los ua kom cov qe ntshav liab nce ntxiv, feem ntau, tuaj yeem pab koj nce koj cov platelet suav.
Puas platelets nce ntawm lawv tus kheej?
Platelets yog cov qe ntshav uas pab ua kom khov, thiab nws yog qhov tseem ceeb los tswj lawv qib. Txawm li cas los xij, qee cov neeg muaj thrombocytopenia, lossis cov platelet suav tsawg, uas txhais tau tias lawv yuav tsum nrhiav txoj hauv kev kom nce ntxiv.lawv qib. Kev noj qee yam zaub mov tuaj yeem pab ncetus neeg platelet suav ib txwm muaj.
Pom zoo:
Dab tsi yog qhov hloov pauv thiab hloov pauv hloov pauv?
Point mutations hloov ib leeg nucleotide. Frameshift kev hloov pauv yog ntxiv lossis tshem tawm ntawm nucleotides uas ua rau muaj kev hloov pauv hauv kev nyeem ntawv. frameshift thiab point mutation yog dab tsi? Ib qho kev hloov pauv cuam tshuam rau ib khub hauv paus.
Qhov kev hloov pauv no puas yuav ua rau muaj kev hloov pauv hloov pauv?
Yog li, yog tias muaj kev hloov pauv, piv txwv li, kev ntxig lossis tshem tawm ntawm nucleotide, tshwm sim, qhov no tuaj yeem ua rau kev hloov pauv ntawm kev nyeem ntawv. Nws hloov tag nrho cov amino acid ib ntus. Cov kev hloov pauv no yog hu ua frameshift mutation (tseem hu ua kev nyeem ntawv hloov pauv, nyeem ntawv hloov pauv, lossis framing yuam kev).
Puas yog jurassic ntiaj teb hloov pauv hloov pauv hloov pauv?
Qee zaum, paub meej, koj yuav tau rov qab mus rau lub sijhawm dhau los - txuag manually, thiab feem ntau, raws li game's autosave yog… tsis zam txim - tab sis feem ntau ntawm cov lub sijhawm koj tuaj yeem khaws cov khoom thiab khaws cia nrog.
Qhov twg yog qhov kev hloov pauv hloov pauv hloov pauv?
Semiconservative replication piav qhia txog cov txheej txheem ntawm DNA replication nyob rau hauv tag nrho cov paub hlwb. DNA replication tshwm sim ntawm ntau lub hauv paus pib ntawm kev rov ua dua raws DNA qauv strand. Raws li DNA ob chav helix yog unwound by helicase, replication tshwm sim nyias ntawm txhua tus qauv strand nyob rau hauv antiparallel cov lus qhia.
Qhov kev hloov pauv twg yog xav tias yuav cuam tshuam los ntawm kev hloov pauv hloov pauv?
Dependent Variable Qhov sib txawv uas nyob ntawm lwm yam uas ntsuas. Cov kev hloov pauv no yuav tsum tau hloov pauv raws li qhov kev sim ua haujlwm ntawm tus kheej hloov pauv lossis hloov pauv. Nws yog cov nyhuv presumed. Qhov kev tshawb fawb hloov pauv twg yog qhov tshwm sim?
