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PF4

PF4,全稱為血小板因子4,是一種存在于血小板α顆粒中的蛋白質(zhì),也被稱為血小板因子4或CXCL4。PF4在止血和血栓形成過程中發(fā)揮著重要作用,能夠抑制內(nèi)皮細(xì)胞增殖、遷移和血管生成,調(diào)節(jié)細(xì)胞凋亡,擴大NK細(xì)胞炎癥應(yīng)答等。PF4能夠與多種細(xì)胞表面的糖胺多糖結(jié)合,如肝素,從而發(fā)揮其生物學(xué)功能。此外,PF4還能降低正常造血干細(xì)胞對化療藥物的敏感性,而不影響腫瘤細(xì)胞對化療藥物的敏感性,其機制是PF4可逆性地抑制細(xì)胞增殖,將細(xì)胞阻止在S期,同時還保持細(xì)胞的生存力和活力。因此,PF4可作為造血細(xì)胞的防護劑用于腫瘤臨床治療中。近年來研究發(fā)現(xiàn),血清PF4水平可作為胰腺癌病人存活和靜脈血栓栓塞形成的獨立指標(biāo),其開發(fā)具有很好的科研和臨床價值。目前,PF4的測定不僅作為體內(nèi)高凝狀態(tài)的敏感指標(biāo),而且在多種疾患的診斷和預(yù)后的判斷中,PF4的測定也有相當(dāng)重要的臨床意義。

熱銷產(chǎn)品

Human Platelet factor 4 variant(PF4V1) ELISA kit (CSB-EL017810HU)

驗證數(shù)據(jù)

CSB-EL017810HU 標(biāo)準(zhǔn)曲線

貨號:CSB-EL017810HU

規(guī)格:96T/48T

靈敏度:0.156 ng/mL

檢測范圍:0.625 ng/mL-40 ng/mL

These standard curves are provided for demonstration only. A standard curve should be generated for each set of samples assayed.

PF4 Antibodies

PF4 for Homo sapiens (Human)

PF4 Proteins

PF4 Proteins for Oryctolagus cuniculus (Rabbit)

PF4 Proteins for Homo sapiens (Human)

PF4 Proteins for Sus scrofa (Pig)

PF4 Proteins for Ovis aries (Sheep)

PF4 Proteins for Bos taurus (Bovine)

PF4 Proteins for Rattus norvegicus (Rat)

PF4 Proteins for Mus musculus (Mouse)

PF4 ELISA Kit

PF4 ELISA Kit for Homo sapiens (Human)

PF4 ELISA Kit for Mus musculus (Mouse)

PF4 ELISA Kit for Rattus norvegicus (Rat)

PF4 ELISA Kit for Ovis aries (Sheep)