Inhibitors

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Vim Li Cas Xaiv Peb

Kev paub nplua nuj
Nrog ntau xyoo dhau los ntawm kev tshawb fawb, kev tsim khoom thiab kev lag luam organic chemicals, peb tau dhau los ua tus xa khoom thoob ntiaj teb ntawm kev tshawb fawb tshuaj, kev tsim kho thiab kev tsim khoom.

Pab neeg tshaj lij
Genie Chemical muaj ib pab neeg R&D uas txawj ntse ntau tshaj 200 tus neeg.

Ib - nres kev pabcuam
Kev tshuaj xyuas zoo, kev tswj hwm kev tsim khoom thiab tom qab- kev muag khoom, muab ib qho kev pabcuam nres -.

QC
Nws tau txais daim ntawv pov thawj ISO 9001 thiab tau teeb tsa lub chaw kuaj mob siab rau siv cov qauv kev tswj hwm nruj ntawm txhua theem ntawm cov txheej txheem tsim khoom. Cov neeg soj ntsuam zoo saib xyuas cov txheej txheem tsim khoom ntawm txhua yam khoom kom ntseeg tau tias qhov zoo ntawm cov khoom siv tshuaj lom neeg kawg.

Dab tsi yog Inhibitors

Ib qho inhibitor (tseem hu ua retarder) yog ib yam khoom siv los thaiv lossis ua kom nrawm nrawm ntawm cov tshuaj tiv thaiv tshuaj thiab muaj cov txiaj ntsig zoo ib yam li qhov tsis zoo catalyst. Nws tsis tso tseg polymerization, nws tsuas yog qeeb nws. Ib yam khoom siv los tiv thaiv lossis ua kom muaj tshuaj lom neeg.

Tsev 12 3 Rau sab kawg 1/3

Cov txiaj ntsig ntawm Inhibitors

Kho kab mob ischemic

Cov ntaub so ntswg hypoxia yog qhov tshwm sim ntawm ischemia, tab sis kev ua haujlwm ntawm HIF system tshwm sim vim txo cov khoom noj thiab emission ntawm cov metabolites, tab sis qhov cuam tshuam ntawm cov nyhuv no txawv nyob rau hauv thiab nruab nrab ntawm cov ntaub so ntswg ischemic. HIF-PHD inhibitors nce kev ua haujlwm HIF, yog li txhim kho endogenous tiv thaiv thiab kho cov lus teb. Hauv cov qauv ntawm cerebral ischemia, kev kho mob ua ntej los yog tam sim ntawd tom qab arterial occlusion txhim kho infarct ntim ntsuas. Ib tug loj tus naj npawb ntawm cov txheej txheem tiv thaiv ischemic tau raug ntaus nqi rau cov hom phiaj HIF, suav nrog cov noob koom nrog hauv kev rov ua haujlwm ntawm cov cellular metabolism, cuam tshuam rau apoptosis / txoj kev ciaj sia, thiab hloov pauv vascular permeability.

Txhim kho qhov mob

Kev mob yog tshwm sim los ntawm ntau yam, nrog rau cov lus teb rau cov kab mob, cov ntaub so ntswg puas, thiab kev tiv thaiv kab mob, thiab yog ib qho kab mob loj zuj zus tuaj. Qhov mob -induced siab cytokine thiab chemokine ib puag ncig thiab hypoxia ua ke ua rau ua kom HIFs, uas nyob rau hauv lem muaj ntau yam cuam tshuam rau lub cev tsis muaj zog thiab inflammatory hlwb, nrog rau kev sib txawv, apoptosis, thiab cov teebmeem ntawm cytokine ntau lawm. Nws tau raug tshaj tawm tias induction ntawm HIF-1 activates pro-inflammatory Th17 T hlwb nyob rau hauv ntau yam ntsiab lus los ntawm upregulating thiab coactivating qhov transcription factor ROR- t thiab activating anti-inflammatory agents.

Neuroprotection

Kev kis mob me me tuaj yeem muaj ntau yam kev noj qab haus huv thiab kev kho mob. Qee cov neeg ncaws pob deprived lawv tus kheej ntawm oxygen intermittently los txhim kho lawv endurance thiab kev ua tau zoo. Hauv cov tshuaj, kev raug mob me me hypoxia muaj txiaj ntsig zoo rau cov xwm txheej xws li mob plawv plawv mus rau cov hlau tsis txaus thiab ntshav ntshav, thiab cov teebmeem neuroprotective kuj tau pom. Lukas Hunter tau tshawb pom ob tug tshiab inhibitors ntawm nruab nrab potency. Cov tebchaw no qhia txog kev tiv thaiv hauv cov hlwb neuroblastoma thiab muaj peev xwm tsim los ua cov tshuaj tiv thaiv neuroprotective.

Hom Inhibitors

Competitive Inhibition

Ib qho molecule uas tsis yog lub substrate khi rau lub enzyme lub chaw ua haujlwm, ua rau muaj kev sib tw inhibition. Tus inhibitor (molecule) muaj cov qauv thiab tshuaj zoo sib xws rau lub substrate (li no tuaj yeem khi rau qhov chaw nquag). Cov kev sib tw inhibitor cuam tshuam cov substrate khi los ntawm thaiv qhov chaw nquag. Txij li thaum tus inhibitor sib tw nrog lub substrate, nce lub substrate concentration txo cov inhibitor qhov kev ua.

CAS:25118-59-6 | 4-Bromo-3-Chlorobenzoic Acid

Tsis yog -Kev txwv tsis pub sib tw

Cov tshuaj khi rau ib qho chaw uas tsis yog qhov chaw ua haujlwm hauv qhov tsis yog -kev sib tw inhibition (ib qho chaw allosteric). Thaum tus inhibitor khi rau qhov chaw allosteric, lub enzyme lub chaw ua haujlwm tau ua haujlwm hloov pauv. Lub chaw nquag thiab substrate tsis sib koom ua ke ntxiv lawm vim qhov kev hloov pauv no, tiv thaiv lub substrate los ntawm kev khi. Kev nce qib substrate yuav tsis tuaj yeem thim rov qab qhov inhibitor qhov kev txiav txim vim tias tus inhibitor tsis nyob rau hauv kev sib tw ncaj qha nrog lub substrate.

Kev tsis sib haum xeeb

Tus inhibitor khi tsuas yog rau lub substrate -enzyme complex nyob rau hauv uncompetitive inhibition. Hauv cov tshuaj tiv thaiv uas muaj ob lossis ntau lub substrates lossis cov khoom lag luam, kev txwv tsis pub muaj kev sib tw yog ntau. Tsis yog-kev sib tw inhibition tuaj yeem tshwm sim nrog lossis tsis muaj qhov muaj nyob ntawm cov substrate, qhov uas tsis muaj kev sib tw inhibition yuav tsum tau tsim cov enzyme- substrate complex.

Kev siv cov Inhibitors

Kev lag luam kws tshuaj thiab kev kho mob cov khoom lag luam

Inhibitors ua lub luag haujlwm tseem ceeb hauv kev lag luam tshuaj thiab nutraceutical. Kev nkag siab thawj zaug ntawm kev ua ntawm inhibitors tuaj yeem pab cov kws kho mob ua lub luag haujlwm hauv cov txheej txheem tsim kho tshiab. Cov tshuaj feem ntau kho ntau yam mob ntev thiab lub neej- hem cov kab mob vim lawv qhov tshwj xeeb thiab lub zog ntawm cov enzymes uas lawv muaj peev xwm inhibit. Enzyme inhibitors yog siv los tshuaj xyuas ntau theem ntawm cov kab mob, ua rau kev txhim kho ntawm inhibitors. Lub peev xwm rau enzyme inhibitors hauv kev lag luam kho mob yog siab heev vim muaj qhov yooj yim ntawm biochemical zog thiab cov chav kawm ntawm enzyme inhibitor khoom.

Analytical sensors

Lwm qhov dav ntawm inhibitors yog lawv siv hauv cov ntsuas ntsuas ntsuas. Cov sensors no pab saib xyuas ntau yam ib puag ncig. Nkag siab txog cov txheej txheem ntawm enzyme inhibition thiab rov tsim dua tshiab yog ib qho teeb meem tshwm sim los ntawm ntau tus kws tshawb fawb biochemists thiab biotechnologists, tshwj xeeb tshaj yog thaum ua haujlwm nrog cov enzymes immobilized.

Lub luag haujlwm ntawm Inhibitors Hauv Monomer Cia, Thauj, Ntau Lawm, Thiab Ua Haujlwm

Cia thiab thauj khoom inhibitors

Thaum lub sijhawm khaws cia, monomers feem ntau tsis raug rau qhov kub thiab txias, tab sis raug rau cov pa oxygen vim kev hloov pauv, tuav, thiab qhib thiab kaw cov ntim. Yog li ntawd, ib qho inhibitor uas ua haujlwm zoo tshaj plaws nyob rau hauv lub xub ntiag ntawm oxygen yog xav tau. Thaum lub sij hawm cia ntawm chav tsev kub, cov monomers maj mam tsim cov dawb radicals (R•) ntawm lawv tus kheej uas, yog tias tsis tau kuaj xyuas, tuaj yeem tsim cov polymers (RRRRRRRRRR....). Thaum muaj cov pa oxygen, cov monomer dawb radical reacts nrog oxygen los tsim peroxide:

R• + O2 -->ROO •

Cov tshuaj tiv thaiv no yog ntau qhov kev txiav txim siab nrawm dua R• tus kheej-polymerization. Yog li xav tau ib qho inhibitor uas txiav ROO• radical vim ROO• tshaj tus lej R• radicals hauv khaws cia monomer los ntawm ntau qhov kev txiav txim loj. Phenolic hom inhibitors hnov mob sai heev nrog peroxide radical (ROO•) nyob rau hauv ib kauj ruam txiav.Cov phenolic inhibitors tsis hnov mob nrog cov monomer dawb radical (R•), yog li oxygen yog qhov tsim nyog rau cov inhibitors ua haujlwm.

Kev tsim khoom thiab kev ua haujlwm inhibitors

Thaum lub sij hawm tsim thiab ua monomer, kub siab yog xav tau thaum lub sij hawm cov tshuaj tiv thaiv thiab / los yog distillation. Vim tias qhov kub thiab txias, cov monomers sai sai tsim cov dawb radicals (R•) ntawm lawv tus kheej uas tuaj yeem ua rau polymerization sai. Nyob rau hauv qhov chaw kub kub no, cov pa oxygen feem ntau yog oxidant uas oxidizes lub monomer ua rau yellowing loj thiab tar tsim. Yog li ntawd, txhawm rau txo cov khoom oxidation (daj thiab tar), oxygen yuav tsum raug cais tawm ntawm cov txheej txheem kub. Txij li cov pa oxygen tsis tuaj yeem raug cais tawm tag nrho, nws yuav hnov mob me me ntawm R• los ua ROO•. Yog li ntawd, yuav tsum muaj cov txheej txheem inhibitor uas tuaj yeem tua ob qho tib si R• thiab ROO• radicals. Peb twb tau tham txog phenolic inhibitors uas tuaj yeem txiav ROO• radicals.

Yuav Ua Li Cas Xaiv Inhibitors

Chemistry

Cov qauv yuav tsum tau txhais, thiab nws cov synthesis yuav tsum rov tsim dua. Zam kom tsis txhob muaj tshuaj lom ntau thiab yias-kev soj ntsuam cuam tshuam kev cuam tshuam (PAINS). Ib yam li ntawd, tsis txhob muaj tshuaj lom neeg muaj zog, tshwj tsis yog tias yuav tsum tau muaj xws li covalent ntxiv kev ruaj ntseg icon Stability (purity thiab chemical tus kheej) yuav tsum tau khaws cia rau hauv cov xov xwm cuam tshuam nrog kev saib xyuas rau txhua qhov pH rhiab heev. Kev ua si yuav tsum nyob twj ywm hauv kab lis kev cai xov xwm. Cov molecule yuav tsum tsis txhob nthuav tawm tsis yog - cov tshuaj reactivity tshwj xeeb (xws li, cov tshuaj tiv thaiv redox los yog daim nyias nyias destabilization).

Peev xwm

IC50 thiab Ki yog txoj hauv kev zoo tshaj plaws los qhia txog inhibitor potency. Nyob rau hauv cov ntsiab lus ntawm enzyme inhibition, IC50 qhia qhov concentration ntawm ib qho inhibitor yuav tsum tau txo tus nqi ntawm cov tshuaj tiv thaiv enzymatic los ntawm 50% nyob rau hauv cov kev sim muab. Ki qhia txog qhov piv ntawm inhibitor- lub hom phiaj kev sib tawg (koff) rau inhibitor- phiaj xwm tsim (kon) rau kev khi ntawm inhibitor rau cov enzyme. Lub sij hawm Ki yog qhov sib npaug ntawm qhov ntsuas kub tsis tu ncua thiab yog li ntawd tus nqi ruaj khov. IC50, ntawm qhov tod tes, yog tus sawv cev ntawm inhibition nyob rau hauv cov txheej txheem teev tseg thiab yuav hloov pauv nyob ntawm yam xws li qhov concentration ntawm substrate tam sim no hauv cov tshuaj tiv thaiv. Nyob rau hauv rooj plaub ntawm kev sib tw inhibitors, IC50 tuaj yeem cuam tshuam nrog Ki los ntawm Cheng -Prusoff equation: IC50=Ki*(1+[S]0/Km). Qhov no yog lub vev xaib muaj txiaj ntsig-raws li cov cuab yeej los hloov IC50 qhov tseem ceeb rau Ki qhov txiaj ntsig siv cov qauv sib txawv inhibitor khi.

Kev xaiv

Profiling will define the selectivity for related targets, which is often a more critical factor than potency. Typically, in biochemical assays, a factor of >10-100-fold nyob rau hauv potency rau lub hom phiaj tiv thaiv lwm tus neeg hauv tsev neeg txhais cov inhibitor raws li xaiv rau lub hom phiaj ntawd. Inhibitors tsim los xaiv rau koj lub hom phiaj ntawm kev txaus siab tseem tuaj yeem khi lwm cov proteins ntawm ntau dua. Nws yog ib qho tseem ceeb kom paub txog cov kev ua ub no ntxiv uas cuam tshuam nrog cov chav kawm tshuaj lom neeg. Cov kev sim tswj tsis zoo tuaj yeem tsim los ua kom pom tias tus inhibitor tsis zoo hloov txoj haujlwm ntawm ib qho kev tawm tsam ntawm cov proteins ntawm cov concentration uas siv los inhibit lub hom phiaj xav tau. Cov kev tswj tsis zoo xws li nthuav tawm cov hlwb los yog cov proteins nkaus xwb rau cov kuab tshuaj los yog hloov cov kev sib raug zoo ntawm cov qauv tsis zoo, xws li R / S stereoisomers, pab kom paub meej tias cov nyhuv inhibitor.

Mechanism

Mechanism ntawm kev txiav txim yog ib qho tseem ceeb kom paub ntxiv txog qhov xwm txheej ntawm tus inhibitor txhawm rau txiav txim siab seb lub ntuj substrates ntawm physiologic concentrations yuav hloov kho inhibitor kev ua tau zoo thiab txheeb xyuas qhov tsis zoo cuam tshuam nrog cov txheej txheem no. Tej yam tshwm sim inhibition muaj xws li: Tus inhibitor khi cov enzyme, feem ntau los ntawm covalent txuas, uas irreversibly inactivates nws. Txawm hais tias cov tshuaj tiv thaiv tsis tuaj yeem yog covalent feem ntau, tsis yog -covalent inhibitors tuaj yeem nyob ntev npaum li lawv ua raws li cov tshuaj tiv thaiv tsis tau.

Txheej txheem ntawm Inhibitors

Raw khoom npaj

Ua ntej nkag mus rau cov txheej txheem tsim khoom, cov khoom siv raw yuav tsum tau npaj. Feem ntau hais lus, cov khoom siv raw siv yog cawv, aliphatic acids, aromatic acids, aldehydes, ketones, carboxylic acids, esters, thiab lwm yam.

Cov tshuaj tiv thaiv

Cov ntaub ntawv raw yog ntxiv rau lub reactor thiab ces rhuab mus rau ib tug haum kub, thiab lub catalyst yog ntxiv los pib cov tshuaj tiv thaiv. Feem ntau hais lus, cov tshuaj tiv thaiv kub yog kwv yees li ntawm 150℃thiab 250 degree.

Neutralize thiab purify

Muaj qee qhov tsis xav tau impurities nyob rau hauv cov tshuaj tiv thaiv cov khoom, uas yuav tsum tau muab tshem tawm los ntawm neutralization thiab purification kauj ruam. Feem ntau yog siv acid-base neutralization method.

Ntxuav cais

Tom qab neutralization thiab purification, cov khoom yuav tsum tau muab cais los ntawm kev ntxuav kom tshem tawm cov dej thiab impurities.

Lim thiab qhuav

Los ntawm kev pom thiab ziab, cov khoom tau txais hauv granular lossis hmoov daim ntawv. Tom qab kev soj ntsuam zoo kawg, cov khoom tsim nyog tuaj yeem ntim thiab muag.

Tej yam yuav tsum nco ntsoov txog Inhibitors

01/

Ua tib zoo saib seb yuav noj tshuaj li cas
Inhibitors yuav tsum tau noj 1 teev ua ntej lossis 2 teev tom qab noj mov kom ntseeg tau tias qhov ua tau zoo, thiab yuav tsum tau noj 2 zaug hauv ib hnub, 12 teev sib nrug. Yog ntuav lossis zawv plab tshwm sim tom qab noj cov tshuaj, thov hu rau koj tus kws kho mob tam sim ntawd seb koj puas yuav tsum noj tshuaj ntxiv.

02/

Paub txog kev sib cuam tshuam ntawm cov tshuaj
Lwm cov tshuaj yuav cuam tshuam nrog inhibitors. Yog tias koj xav siv lwm yam tshuaj, nco ntsoov sab laj nrog koj tus kws kho mob ua ntej kom tsis txhob ntxiv cov tshuaj ntxiv uas yuav ua rau lub siab thiab lub raum ua haujlwm tsis zoo lossis ua rau muaj kev hloov pauv hauv cov ntshav concentration ntawm cov tshuaj tiv thaiv kab mob.

03/

Ua tib zoo khaws cov tshuaj
Cov tshuaj tiv thaiv yuav tsum tau muab tso rau hauv lub thawv qub thiab khaws cia rau hauv qhov chaw qhuav, huv, txias, thiab qhov chaw tsaus.

04/

Ua tib zoo xav txog kev yuav khoom
Nws raug nquahu kom yuav cov tshuaj inhibitors los ntawm cov channel raug cai kom tsis txhob yuav cov inhibitors.

Peb lub Hoobkas

Nrog ntau xyoo dhau los ntawm kev tsim khoom thiab kev lag luam siab - cov tshuaj zoo, Gnee Chemical Company, peb muab cov tshuaj Organic, Biochemicals, Pharmaceutical Intermediates, thiab ntau dua.Gnee Chemical muaj cov neeg ua haujlwm txawj hauv kev tshawb fawb thiab kev tsim kho. Peb pab neeg ntawm ntau tshaj 200 tus neeg yog lub luag haujlwm rau kev kuaj xyuas kom zoo, kev tswj hwm kev tsim khoom thiab tom qab- kev pabcuam muag khoom raws li ib qho kev pabcuam - nres. Peb muab R & D thiab cov kev daws teeb meem rau peb cov neeg siv khoom thoob ntiaj teb.Peb ua raws li lub hauv paus ntsiab lus ntawm "Quality First" thiab tau txais ISO 9001 ntawv pov thawj. Peb kuj tau teeb tsa lub chaw kuaj mob siab rau siv cov qauv kev tswj xyuas nruj ntawm txhua theem ntawm cov txheej txheem tsim khoom. Cov neeg soj ntsuam zoo saib xyuas cov txheej txheem tsim khoom ntawm txhua yam khoom kom ntseeg tau tias cov khoom siv tshuaj lom neeg kawg.

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Cov ntawv pov thawj

FAQ

Q: Yam Xa inhibitors ua li cas?

A: Factor Xa inhibitors yog cov molecules me me uas xaiv thiab thim rov qab khi rau qhov chaw nquag ntawm activated factor X (Xa), uas thaiv kev cuam tshuam nrog nws cov substrate hauv kev sib tw ceev thiab sib tw, yog li inhibiting qhov kawg tshwm sim ntawm thrombin tiam.

Q: Yuav ua li cas yog cov piv txwv ntawm ncaj qha thrombin inhibitors?

A: Tam sim no, plaub lub parenteral ncaj qha inhibitors ntawm thrombin kev ua haujlwm yog FDA- pom zoo hauv North America: lepirudin, desirudin, bivalirudin thiab argatroban. Ntawm qhov ncauj DTIs tshiab, dabigatran etexilate yog qhov feem ntau kawm thiab cog lus ntawm cov neeg ua haujlwm no.

Q: Dab tsi ua rau DOACs inhibit?

A: Direct Oral Anticoagulants (DOACs).Pua tus neeg ua haujlwm inhibit yam Xa (apixaban, betrixaban, edoxaban, thiab rivaroxaban) thiab ib qho inhibits thrombin (dabigatran).

Q: Puas yog DOACs factor Xa inhibitors?

A: Direct oral anticoagulants (DOACs) yog cov feem ntau siv tshuaj tiv thaiv coagulants hauv xyoo tas los no. Ntawm lawv, rivaroxaban, apixaban, thiab edoxaban ua tiav cov nyhuv anticoagulation los ntawm kev cuam tshuam ncaj qha rau Xa (FXa) hauv txoj kev coagulation.

Q: Dab tsi yog cov kev mob tshwm sim ntawm direct factor XA inhibitors?

A: Piv nrog rau kev pheej hmoo los ntshav nrog kev siv warfarin, qhov ncaj qha Xa inhibitors muaj kev pheej hmoo siab ntawm GI los ntshav, tab sis qis dua kev pheej hmoo los ntshav hauv lub hlwb. Lwm cov kev mob tshwm sim tuaj yeem muaj xws li mob plab, kiv taub hau, anemia lossis nce ntshav siab ntawm daim siab enzymes.

Q: Dab tsi yog qhov tseem ceeb inhibitor ntawm thrombin?

A: Antithrombin III yog ib qho tseem ceeb inhibitor ntawm thrombin thiab augmentation ntawm nws inhibitory ua los ntawm heparin yog lub hauv paus rau kev kho mob siv heparin. Cov kev tshawb fawb soj ntsuam thiab kev sim tsis ntev los no tau pom tias lwm cov glycosaminoglycan, dermatan sulfate, yog ib qho tshuaj tiv thaiv kab mob.

Q: Yuav ua li cas thaum thrombin inhibited?

A: Kev ncua sijhawm, txo qis lossis inhibited thrombin ntau lawm txo cov platelet contractile quab yuam thiab ua rau cov hlab ntsha tsis muaj zog. Ntshav Coagul Fibrinolysis.Andexanet alfa yog thawj FDA- pom zoo tus neeg sawv cev rau kev thim rov qab ntawm cov tshuaj tiv thaiv coagulation hauv cov neeg mob kho nrog apixaban lossis rivaroxaban. Tus neeg sawv cev no ua rau txo qis kev tiv thaiv -factor Xa kev ua haujlwm hauv ob feeb ntawm kev tswj hwm thiab nws tau txais kev pom zoo nrawm los ntawm FDA.

Q: Puas yog Xa inhibitors xav tau kev kuaj ntshav?

A: Factor Xa inhibitors yog cov tshuaj anticoagulants tshiab uas muaj qee qhov zoo dua cov laus. Qhov zoo tshaj plaws yog tias cov neeg noj lawv tsis tas yuav kuaj ntshav ntau zaus. Tib neeg noj cov tshuaj Xa inhibitors los tiv thaiv lossis kho cov ntshav txhaws. Lawv tuaj yeem coj lawv rau hnub lossis hli, nyob ntawm qhov xwm txheej.

Q: Dab tsi yog qhov zoo ntawm thrombin inhibitors ncaj qha?

A: Direct Thrombin Inhibitors.Qhov txiaj ntsig zoo ntawm DTIs suav nrog kev ua haujlwm tiv thaiv fibrin- khi thrombin, tsawg dua kev khi rau cov protein thiab platelets, tsis muaj qhov yuav tsum tau muaj rau cofactor, tsis muaj cov tshuaj tiv thaiv ntuj, thiab lub qhov rais kho kom dav dua.

Q: Koj ua li cas thim rov qab Xa inhibitors?

A: Andexanet alfa, active tshuaj ntawm Ondexxya, yog ib tug recombinant protein uas ua raws li ib tug decoy rau lub qhov ncauj ncaj qha FXa inhibitors apixaban thiab rivaroxaban nyob rau hauv cov ntshav. Yog li ntawd, andexanet alfa neutralises cov nyhuv anticoagulant ntawm cov inhibitors.

Q: Puas yog thrombin inhibitors ncaj qha yuav tsum tau saib xyuas?

A: Ximelagatran yog ib daim ntawv ntawm qhov ncauj ncaj qha thrombin inhibitor. Tom qab kev tswj hwm qhov ncauj, ximelagatran tau nrawm nrawm thiab hloov mus rau nws daim ntawv nquag, melagatran, uas tuaj yeem muab tshuaj subcutaneously. Ximelagatran lossis melagatran tsis tas yuav tsum tau saib xyuas cov coagulation niaj hnub.

Q: Puas muaj tshuaj tua kab mob rau cov tshuaj thrombin ncaj qha?

A: Koj tuaj yeem thim rov qab cov teebmeem ntawm qhov ncauj (los ntawm qhov ncauj) anticoagulant, dabigatran, nrog kev txhaj tshuaj idarucizumab los ntawm kev txhaj tshuaj IV (txiav, lossis los ntawm koj cov leeg). Direct thrombin inhibitors koj tau txais los ntawm IV tsis muaj tshuaj tua kab mob. Tab sis kev txwv tsis pub txhaj tshuaj txwv cov tshuaj cuam tshuam sai sai.

Q: Puas tuaj yeem ncaj qha thrombin inhibitors raug thim rov qab?

A: Hmoov tsis zoo, tseem tsis tau muaj tus neeg sawv cev thim rov qab rau Xa inhibitors ncaj qha, txawm li cas los xij, tam sim no muaj ib qho kev tshawb fawb hauv Phase 3b kev sim tshuaj hu ua Andexanet alpha. Nws yog ib qho recombinant yam Xa molecule uas ua raws li ib tug decoy rau cov tshuaj los khi rau.

Q: Dab tsi yog qhov feem ntau inhibitors ntawm thrombin?

A: Cov thrombin inhibitors ncaj qha muaj xws li hirudin, hluavtaws hirudin fragments (hirugen, lepirudin, thiab bivalirudin [Hirulog]), thiab qis-molecular- hnyav inhibitors uas ua rau lub cev muaj zog ntawm thrombin (dabigatran thiab argatroban).

Q: Puas yog Xa inhibitors cuam tshuam rau lub sijhawm thrombin?

A: Synthetic direct inhibitors ntawm factor Xa muaj peev xwm ua kom ntev lub sij hawm soj ntsuam anticoagulant thoob ntiaj teb nyob rau hauv ib qho concentration- nyob ntawm kev zam. Tus txheeb ze qib ntawm thrombin tiam inhibition ntawm qhov sib npaug ntawm qhov ntev tsis zoo ib yam li cov txiaj ntsig tau pom nrog heparins thiab tshuaj tiv thaiv qhov ncauj.

Q: Dab tsi yog qhov txawv ntawm qhov ncaj qha thiab tsis ncaj thrombin inhibitors?

A: Direct FXa inhibitors tuaj yeem khi ncaj qha rau FXa, qhov tsis ncaj qha inhibitors yog nyob ntawm antithrombin. Cov inhibitors ncaj qha tuaj yeem khi dawb FXa thiab, nyob rau hauv sib piv rau indirect inhibitors, FXa nyob rau hauv lub complex prothrombinase los yog nyob rau hauv cov hlab ntsha thiab.

Q: Dab tsi yog ib nrab lub neej ntawm XA inhibitors?

A: Nws khi kwv yees li 50% ntawm plasma proteins, nrog rau qhov seem uas tsis muaj nyob hauv cov ntshav. Nws muaj kwv yees li ib nrab lub neej ntawm 10-14 teev. Metabolism ntawm cov tshuaj yog tsuas yog los ntawm hydrolysis tab sis lub CYP3A4 system kuj muaj ib tug me me pab.Direct oral anticoagulants (DOACs) yog cov feem ntau siv anticoagulants nyob rau hauv xyoo tas los. Ntawm lawv, rivaroxaban, apixaban, thiab edoxaban ua tiav cov nyhuv anticoagulation los ntawm kev cuam tshuam ncaj qha rau Xa (FXa) hauv txoj kev coagulation.

Q: Dab tsi yog cov tshuaj tiv thaiv rau thrombin inhibitors?

Q: Puas yog cov thrombin inhibitors ncaj qha zom cov hlab ntshav?

A: Qhov ncauj DTIs, nrog rau heparin, thiab sib txawv ntawm cov vitamin K antagonists, muaj peev xwm ua tsis tau cov kua dej -theem thiab daim nyias nyias- khi thrombin, uas qhia txog lub peev xwm los ua kom yaj cov txheej txheem thrombi.Andexanet alfa, cov tshuaj nquag ntawm Ondexxya, yog ib qho recombinant decoy protein uas ua rau cov xaim hluav taws xob los yog cov khoom siv ncaj qha. thiab rivaroxaban hauv cov ntshav. Yog li ntawd, andexanet alfa neutralises cov nyhuv anticoagulant ntawm cov inhibitors

Q: Dab tsi yog qhov tseem ceeb tshaj plaws thrombin inhibitor?

A: Zoo li ximelagatran, dabigatran etexilate yog ib qho kev hais lus ob leeg prodrug uas tau hloov pauv sai sai rau dabigatran, qis-molecular hnyav molecule uas ua raws li qhov tshwj xeeb, muaj zog thiab thim rov qab ncaj qha thrombin inhibitor. Tam sim no nws yog qhov feem ntau kawm thiab cog lus ntawm qhov ncauj ncaj qha thrombin inhibitors.

Raws li ib qho ntawm cov ua lag luam inhibitors thiab cov muag khoom nyob rau hauv Suav teb, peb sov siab txais tos koj rau cov lag luam wholesale pheej yig inhibitors muag ntawm no los ntawm peb lub hoobkas. Tag nrho cov khoom siv tshuaj muaj txiaj ntsig zoo thiab cov nqi sib tw.