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優(yōu)質(zhì)供應
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法國HYPHEN BioMed公司(簡稱HBM)--歐洲知名血液產(chǎn)品生產(chǎn)商,通過ISO9001和ISO13485雙項認證,生產(chǎn)的大部分產(chǎn)品均通過歐洲CE認證,為臨床診斷提供了可靠的保證.
法國HYPHEN BioMed公司是一家生產(chǎn)血栓止血,凝血纖溶和自身免疫的診斷試劑廠家。其產(chǎn)品包括:血凝試劑,發(fā)色底物,ELISA試劑盒,人和動物的純化酶及純化蛋白,單克隆和多克隆抗體.應用手工或者自動化的方法,為您的實驗室診斷、免疫學研究,提供一系列完整的成套試劑,并廣泛應用于生物技術和醫(yī)產(chǎn)業(yè)。不斷地創(chuàng)新,優(yōu)質(zhì)的服務和引進的質(zhì)量標準,是法國HYPHEN BioMed對您的承諾。
發(fā)色底物法檢測原理:
首先人工合成可以被待測凝血活酶催化裂解的化合物,且化合物連接上產(chǎn)色物質(zhì),在檢測過程中產(chǎn)色物質(zhì)可被解離下來,使被檢樣品中出現(xiàn)顏色變化,根據(jù)顏色變化可推算出被檢凝血活酶的活性。產(chǎn)色物質(zhì)一般選用連接對硝基胺(PNA)。游離的PNA呈黃色,其測定波長選用405nm。在這一波長下,其它物質(zhì)對光的吸收小于PNA對光吸收的1%。具體檢測方法即可采用動態(tài)法、也可采用終點法。動態(tài)法即是連續(xù)記錄樣品的吸光度變化,算出單位時間吸光度的變化量,并以每分鐘吸光度的變化來報告結果。終點法即是指在活性酶同產(chǎn)色物質(zhì)作用一段時間后,加入乙酸終止反應,檢測此段時間內(nèi)吸光度的變化,進而推算出待檢酶的活性。凝血儀上多數(shù)采用動態(tài)法,因為它比終點法簡單、結果更為準確。其優(yōu)點主要表現(xiàn)在:
用酶學方法直接定量、測定結果準確、重復性好、便于自動化和標準化、所需樣品量小。
凝血儀使用產(chǎn)色物質(zhì)在檢測血栓/止血指標時大致可分成三種模式。
①對酶的檢測:
即在含酶的樣品中直接加入產(chǎn)色物質(zhì),因為酶可裂解產(chǎn)色物質(zhì)釋放PNA,監(jiān)測由于PNA釋放而導致被檢樣品在405nm處光吸收的變化,就可推算樣品中酶的活性。如對凝血酶、纖溶酶等的檢測。
②對酶原的檢測:
要對某種酶原進行測定,必須先用激活劑將其激活,使其活化位點暴露,才可將產(chǎn)色物質(zhì)上的PNA裂解下來。加入的激活劑必須過量,因為只有這樣才能使酶原被全部激活,酶原的量才會同樣品中酶的活性成一定的數(shù)量關系。樣品中酶的活性可通過PNA釋放,即樣品吸光度的變化反應出來,由此則可推算出樣品中酶原的含量。
③對酶抑制物的檢測:
首先往待檢樣品中加入過量對應的酶中和該抑制物,剩余的酶可裂解產(chǎn)色物質(zhì)釋放PNA,監(jiān)測由于PNA釋放而導致光吸收的變化,就可測出酶的活性,進而可推算出樣品中抑制物的含量。如對抗凝血酶Ⅲ(AT-Ⅲ)等。
RK021A | ZYMUTEST Total Protein S | Kit of 96 tests | IVD | 6840 | |
RK022A | ZYMUTEST B2GP1 | Kit of 96 tests | 7800 | ||
RK023A | ZYMUTEST Ddimer | Kit of 96 tests | 5730 | ||
RK024A | ZYMUTEST Fibrinogen | Kit of 96 tests | 7080 | ||
RK025A | ZYMUTEST Anti-Protein Z, IgG - Isotype | Kit of 96 tests | 7080 | ||
RK025B | ZYMUTEST Anti-Protein Z, IgM - Isotype | Kit of 96 tests | 7080 | ||
RK026A | ZYMUTEST Anti-Protein C, IgG - Isotype | Kit of 96 tests | 詢價 | ||
RK026B | ZYMUTEST Anti-Protein C, IgM - Isotype | Kit of 96 tests | 詢價 | ||
RK027A | ZYMUTEST Protein C | Kit of 96 tests | IVD | 5850 | |
RK028A | ZYMUTEST Fribronectin | Kit of 96 tests | 詢價 | ||
RK029A | ZYMUTEST ACA-APA, IgG - Isotype | Kit of 96 tests | IVD | 詢價 | |
RK029B | ZYMUTEST ACA-APA, IgM - Isotype | Kit of 96 tests | IVD | 詢價 | |
RK029C | ZYMUTEST ACA-APA, IgA - Isotype | Kit of 96 tests | 詢價 | ||
RK030A | ZYMUTEST vWF | Kit of 96 tests | IVD | 5790 | |
RK031A | ZYMUTEST Protein Z | Kit of 96 tests | 6120 | ||
RK032A | ZYMUTEST Factor IX | Kit of 96 tests | 5940 | ||
RK033A | ZYMUTEST Factor X | Kit of 96 tests | 5940 | ||
RK034A | ZYMUTEST Factor XIII-A | Kit of 96 tests | 詢價 | ||
RK035A | ZYMUTEST Tissue factor (full length) | Kit of 96 tests | 6540 | ||
RK036A | ZYMUTEST Factor VII | Kit of 96 tests | 7530 | ||
RK037A | ZYMUTEST (Activatable) TAFI | Kit of 96 tests | 8010 | ||
RK038A | ZYMUTEST vWF:CBA | Kit of 96 tests | IVD | 5370 | |
RK039A | ZYMUTEST Anti FVIII IgG Mono Strip, IgG - Isotype | Kit of 32 tests | 4050 | ||
RK040A | ZYMUTEST HIA IgG | Kit of 96 tests | IVD | 5400 | |
RK040B | ZYMUTEST HIA IgM | Kit of 96 tests | IVD | 詢價 | |
RK040C | ZYMUTEST HIA IgA | Kit of 96 tests | IVD | 詢價 | |
RK040D | ZYMUTEST HIA IgGAM | Kit of 96 tests | IVD | 5400 | |
RK040E | ZYMUTEST HIA IgG, IgA, IgM | Kit of 96 tests | IVD | 詢價 | |
RK041A | ZYMUTEST HIA monoStrip IgG | Kit of 32 tests | IVD | 2280 | |
RK041D | ZYMUTEST HIA monoStrip IgGAM | Kit of 32 tests | IVD | 2280 | |
RK042A | ZYMUTEST Total Tissue Factor | Kit of 96 tests | 6510 | ||
RP006A | Recombinant human PAI-1 (native) | 10 μg | 2370 | ||
RP007A | Recombinant human tPA (wild type) | 10 μg | 1560 | ||
RP007C | Recombinant human tPA (wild type) | 1 mg | 5400 | ||
SC011K | Plasma PAI-1 control | 2x3x1 mL | 1140 | ||
SC013K | Plasma PF4 control | 2x3x0.5 mL | 1680 | ||
SC015K | FPA control | 2x3x1 mL | 1275 | ||
SC017K | Plasma UTA control | 2x3x1 mL | 1140 | ||
SC020K | Plasma Hirudin Standard Low | 2x3x1 mL | IVD | 詢價 | |
SC020L | Plasma Hirudin Standard High | 2x3x1 mL | IVD | 詢價 | |
SC025K | Plasma Hirudin control | 2x3x1 mL | IVD | 詢價 | |
SC030K | Argatroban Plasma Calibrator | 5x4x1 mL | IVD | 2370 | |
SC035K | Argatroban Control Plasma | 2x6x1 mL | IVD | 1425 |