Hauj lwm lawm

Kev tsis

Taw qhia

Botox2

musclepic 2

Khoom Description

Part 1: Raw Material Qeb System

Los ntawm kev tshawb fawb txog cov khoom siv raw, botulinum toxin hom A tuaj yeem muab faib ua peb pawg hauv qab no:

I. Pharmaceutical Grade Raw Material Toxin

Qhov no yog ib qho siab -purity toxin siv nyob rau hauv kev npaj cov khoom siv tshuaj. Nws cov khoom ua tau raws li GMP cov qauv, nrog cov txheej txheem ua kom huv huv nruj, cov txheej txheem tsis zoo ntawm cov protein, thiab cov khoom siv tswj tau meej meej.

Cov kev siv tseem ceeb muaj xws li:

Cov tshuaj txhaj tshuaj

Neuromuscular blocking -txog tshuaj

Kev kho mob rau dystonia

II. Tshawb fawb Qib Toxin

Siv nyob rau hauv kev tshawb fawb kev kawm, nyob rau hauv vitro thwmsim, neurotransmitter mechanism tsom xam, thiab lwm yam. Nws muaj siab purity tab sis tsis yog siv rau tib neeg txhaj tshuaj.

Cov ntawv thov suav nrog:

Kev sim ntawm tes

Neurotransmitter tso cov kev tshawb fawb

Receptor binding thiab signaling pathway kev tshawb fawb

III. Engineering Qib (Technical Grade) Derivative Materials

Xws li cov tshuaj lom neeg tawg, cov co toxins tsis ua haujlwm, hnyav / lub teeb saw sib cais, thiab lwm yam, siv hauv bioengineering, kev tshawb fawb tshuaj tiv thaiv, thiab kev txhim kho kev xa tshuaj.

Cov ntaub ntawv no feem ntau tsis muaj tag nrho cov kev ua ub no ntawm cov tshuaj lom neeg, tab sis muaj txiaj ntsig zoo hauv kev tshawb fawb txog kev ua haujlwm.

Qhov kev faib tawm no qhia meej meej tias Botox cov txheej txheem raw khoom tsis yog ib qho chaw, tab sis yog ib qho kev sib txuas ntawm cov proteins uas muaj kev siv sib txawv thiab purities.

Ntu 2: Physicochemical Properties

Botulinum toxin type A yog ib qho complex protein complex. Nws cov qauv tseem ceeb yog 150 kDa neurotoxin protein (sib xyaw ntawm 100 kDa hnyav saw thiab 50 kDa lub teeb saw), uas kuj tsim cov complexes nrog ntau cov khoom siv protein. Tag nrho qhov hnyav molecular tuaj yeem nyob ntawm 300 txog 900 kDa.

Nws lub ntsiab physicochemical yam ntxwv yog raws li nram no:

I. Molecular Structure Yam ntxwv

Lub teeb sawb (L saw) muaj zinc- nyob ntawm kev ua haujlwm protease, muaj peev xwm tshem tawm cov protein SNAP-25 ntawm cov paj hlwb.

Cov saw hnyav (H saw) yog lub luag haujlwm rau receptor khi thiab endocytosis rau hauv paj hlwb.

Tag nrho cov qauv yog ruaj khov tab sis tsis tshua muaj siab rau cov cua sov thiab muaj zog acids.

II. Solubility thiab Stability

Botulinum toxin raw cov ntaub ntawv feem ntau yog nyob rau hauv lyophilized hmoov daim ntawv.

Nws yog yooj yim soluble nyob rau hauv physiological tsis daws teeb meem uas muaj tib neeg serum albumin. Nws tsis ruaj khov ntawm chav tsev kub; Qhov kub thiab txias tuaj yeem rhuav tshem nws cov haujlwm sai sai.

Nws yog qhov ruaj khov nyob rau hauv pH ntau ntawm 6.0 txog 7.3.

III. Cov Khoom Siv Hluav Taws Xob (Units)

Cov kev ua ub no tsis yog cov ntsuas qhov hnyav, tab sis txhais raws li cov txiaj ntsig lom neeg.

Chav tsev los ntawm cov tuam txhab sib txawv tsis sib piv. Nws cov haujlwm yog siab heev; Cov teebmeem lom neeg tseem ceeb tuaj yeem tsim tau ntawm qib nanogram.

IV. Kev cia khoom

Nws yuav tsum tau muab cia rau hauv qhov chaw qis - kub, lub teeb - tiv thaiv, thiab ib puag ncig qhuav. Nws yog qhov ruaj khov heev hauv lub xeev lyophilized. Nyob rau hauv daim ntawv tshuaj, nws sai degrades lub sij hawm.

Cov complex thiab rhiab physicochemical zog yog lub hauv paus ntsiab lus vim li cas botulinum toxin yuav tsum tau nruj me ntsis ua nyob rau hauv lub biopharmaceutical system.

Ntu 3: Xim thiab tsos yam ntxwv

Txawm hais tias botulinum toxin feem ntau yog muag raws li cov npe lag luam, nws yog ib qho tseem ceeb heev purified lyophilized protein hmoov.

Cov yam ntxwv zoo ib yam muaj xws li:

Dawb los yog tawm -dawb porous lyophilized blocks

Lub teeb rau qhov kov

Cov qauv xoob, zoo ib yam li cov sponges me me

Qhuav rau qhov kov, tsis pom tseeb clumping

Kev khaws cia tsis raug yuav ua rau muaj kev hloov pauv hauv qab no:

Me ntsis yellowing (xws li protein oxidation)

Kev tawg ntawm lyophilized blocks (qhia tias lyophilization tsis ruaj khov lossis nqus dej noo)

Cov hmoov tsis sib xws (qhia qhov ntsuas kub tsis zoo thaum lub sijhawm tsim khoom)

Hauv cov txheej txheem tsim khoom nruj, siab - cov khoom zoo Botox cov khoom pov thawj ruaj khov, zoo ib yam, thiab huv si, nrog cov qauv zoo lyophilized.

Ntu 4: Qhov Zoo thiab Tus Nqi Tshuaj

Botulinum toxin type A yog suav tias yog kev npaj muaj protein ntau hauv kev kho mob niaj hnub zoo nkauj thiab neuromedicine. Nws qhov zoo yog concentrated nyob rau hauv cov nram qab no qhov ntev:

I. Kev ua haujlwm siab thiab meej tshuab

Los ntawm kev thaiv kev tso tawm ntawm acetylcholine, nws ua rau "rov qab so" lub xeev hauv cov leeg nqaij fibers.

Nws cov txheej txheem yog qhov tseeb, ywj pheej ntawm cov metabolites, thiab yog li kev kwv yees tau zoo heev. II. Micro-theem bioeffects: Botulinum toxin exerts nws cov teebmeem ntawm cov chaw tshwj xeeb hauv nanograms, tso cai rau kev tswj xyuas kom meej npaum li cas.

Qhov kev ua haujlwm siab no yog qhov tsawg kawg nkaus ntawm cov txheej txheem protein.

III. Clear reversibility thiab kev nyab xeeb qhov rai: Botulinum toxin tsis ua rau cov nqaij ntshiv nqaij los yog kis kab mob (ntawm cov tshuaj kom raug).

Nerve endings regenerate spontaneously ntau lub hlis.

IV. Kev siv ntau yam:

Cov tshuaj kho mob: Dystonia, torticollis, migraines, thiab lwm yam.

Tshuaj kho kom zoo nkauj: Wrinkles, masseter hypertrophy, kho lub ntsej muag nqaij

Cov tshuaj ua haujlwm: Hyperhidrosis, kev kho mob ntawm cov qog hws ntau dhau

Kev tshawb fawb: Neurotransmitter teeb liab tsom xam, kev tshawb fawb protease

Nws qib siab ntawm kev tshwj xeeb, kev ua tau zoo ntawm micro- qib koob tshuaj, thim rov qab, thiab cov txheej txheem kev nyab xeeb ua rau nws yog tus neeg sawv cev tseem ceeb hauv kev lag luam.

Part 5: Raw Material Production and Quality Control System

Tag nrho lub neej voj voog ntawm botulinum toxin raw cov ntaub ntawv revolves nyob ib ncig ntawm ib tug nruj heev biopharmaceutical system.

I. theem fermentation

Cov kab mob uas tsis yog - tshuaj lom yog kab lis kev cai hauv chav huv.

Kev tsim cov tshuaj lom yog txhawb nqa raws li kev tswj hwm qhov kub thiab txias thiab anaerobic.

II. Kev sib cais thiab kev ua kom huv thaum pib

Xws li centrifugation, chromatography, thiab tsis hloov kho.

Kev tshem tawm cov kab mob hauv cov kab mob, cov metabolites, thiab feem ntau cov kab mob sib kis.

III. Advanced Purification

Multi-cov txheej txheem chromatography ua kom muaj kev ncaj ncees ntawm cov qauv protein ntau.

Kev tswj nruj ntawm molecular hnyav faib.

Tshem tawm cov endotoxins thiab residual impurities.

Cov tshuaj purified protoxin yuav tsum tswj kom ruaj khov active units.

IV. Lyophilization thiab Moulding

Ntxiv cov tshuaj pharmacopoeia- qib stabilizers (xws li human serum albumin).

Tsawg-kub lyophilization.

Tsis siv neeg molding tswj.

Tom qab lyophilization, cov txheej txheem ruaj khov dawb, xoob hmoov yog tsim.

V. Kev Tswj Xyuas Zoo

Kev kuaj purity.

Kev kuaj Endotoxin.

Active unit bioassay.

Kev txheeb xyuas tus qauv (SDS-PAGE, pawg spectrometry).

Kev ntsuas microbial txwv.

Qhov no yog qhov nruj tshaj plaws ntawm tag nrho cov kab ke, kom ntseeg tau tias cov khoom tiav tiav raws li cov cai ntawm pharmacopoeia.

Ntu 6: Xaus

Botulinum toxin type A raw khoom (Botox upstream toxin) yog ib qho tshuaj lom neeg muaj txiaj ntsig nrog kev tshawb fawb siab heev thiab cov nqi siv tshuaj kho mob. Nws cov yam ntxwv ua ke ua ke cov kev txawj ntse thiab kev nyuaj: ib qho qauv loj, ib qho zoo -txoj kev txiav txim siab, kev ua haujlwm muaj zog, thiab ntau npaum li cas; tib lub sijhawm, nws ntsib nyob ze - cov kev cai nruj hais txog kev nyab xeeb, kev huv huv, thiab kev ruaj ntseg thaum tsim khoom.

Nws tsis yog tsuas yog tus neeg sawv cev tseem ceeb hauv kev kho mob zoo nkauj, tab sis kuj tseem yog ib qho kev tshawb fawb tseem ceeb hauv thaj chaw ntawm neuromedicine thiab bioengineering. Kev nkag siab zoo ntawm nws cov txheej txheem kev faib tawm, cov khoom siv lub cev, cov yam ntxwv zoo li, thiab kev tswj xyuas zoo tso cai rau kev nkag siab ntau dua vim li cas nws tuav txoj haujlwm tsis tuaj yeem hloov pauv hauv kev kho mob thiab tshuaj lom neeg ua haujlwm.