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研究揭示小鼠基态多能干细胞的转录调控新机制
近日,中国科学院广州生物医药与健康研究院Miguel A. Esteban实验室和以色列魏茨曼科学研究院Jacob H. Hanna实验室及武汉大学陈亮实验室的研究人员合作在Science Advances在线发表了研究成果。该研究发现在基态多能干细胞中,激活的β-catenin通过在多能性位点招募辅调控因子促进多能性基因的转录起始,减少了对BRD4/CDK9调控的暂停释放的依赖,但是对抑制转录起始更敏感,从而解释了基态多能干细胞在面临外界扰动时更稳定的原因。[查看]
http://cxbio.com/Article/multifuctionalstemcell_1.html
研究揭示核心节律蛋白延缓干细胞衰老及促进再生的新功能
中国科学院动物研究所刘光慧研究组、曲静研究组和中国科学院北京基因组研究所张维绮研究组合作在Cell Research杂志在线发表研究论文,该研究首次揭示了核心节律蛋白CLOCK具有拮抗人干细胞衰老的新型功能。此外,研究发现基于CLOCK过表达的基因治疗可以有效缓解增龄性小鼠骨关节变性并促进关节软骨再生,为延缓人类衰老、防治衰老相关退行性疾病提供新的思路和潜在的干预靶标。[查看]
http://cxbio.com/Article/yjjshxjldbyhgxbsljcj_1.html
Science:揭示病情较重的COVID-19患者存在三种不同的免疫反应
在一项新的研究中,来自美国宾夕法尼亚大学佩雷尔曼医学院的研究人员发现针对SARS-CoV-2感染的三种不同的免疫反应,这可能有助于预测重症COVID-19患者的疾病轨迹,并可能最终为如何最好地治疗他们提供信息。相关研究结果于2020年7月15日在线发表在Science期刊上,论文标题为“Deep immune profiling of COVID-19 patients reveals distinct immunotypes with therapeutic implications”。[查看]
http://cxbio.com/Article/sciencejsbqjzdcovid1_1.html
Nature:肠道菌群所产生的神经递质或能调节宿主机体的感知行为
近日,一项刊登在国际杂志Nature上题为“A neurotransmitter produced by gut bacteria modulates host sensory behaviour”的研究报告中,来自布兰迪斯大学等机构的科学家们通过研究揭示了肠道菌群所产生的神经递质调节宿主感官行为的分子机制。[查看]
http://cxbio.com/Article/naturecdjqscsdsjdzhn_1.html
Science重大突破!运动使肝脏产生抗衰老蛋白质!运动的个体的血液可让大脑更年轻!
众所周知,锻炼可以使思维更敏锐:锻炼身体的人和老鼠在认知测试中表现更好,经常锻炼的老年人患痴呆症的风险更低。现在,在一项惊人的发现中,研究人员报告说,经常锻炼的老鼠的血液可以使久坐不动的老鼠的大脑活跃起来。相关研究成果近日发表在Science上,文章题目为"Blood factors transfer beneficial effects of exercise on neurogenesis and cognition to the aged brain"。[查看]
http://cxbio.com/Article/sciencezdtpydsgzcsks_1.html
Cell子刊:新研究表明在实验室培养皿中,新冠病毒可感染心脏细胞
一项新的研究表明作为导致COVID-19疾病的新型冠状病毒,SARS-CoV-2可以在实验室培养皿中感染心脏细胞,这表明COVID-19患者的心脏细胞可能会被这种病毒直接感染。这一发现是利用干细胞技术产生的心肌细胞取得的。相关研究结果近期发表在Cell Reports Medicine期刊上,论文标题为“Human ipsC-Derived Cardiomyocytes , are Susceptible to SARS-CoV-2 Infection”。[查看]
http://cxbio.com/Article/cellzkxyjbmzsyspymzx_1.html
Jackson 血清学检测用亲和纯化抗人二抗
Jackson ImmunoResearch AffiniPure? 抗人二抗是亲和纯化的多克隆抗体,对人免疫球蛋白具有特异性。Jackson提供多种宿主的抗人二抗,包括羊驼、驴、山羊、鼠和兔。Jackson二抗有三种形式:完整IgG,F(ab')2片段以及Fab片段,且提供多种染料、酶标记的二抗供选择。就特异性而言,抗人二抗对IgG,Fcγ和F(ab')2都具有特异性。[查看]
http://cxbio.com/Article/jacksonxqxjcyiggkt_1.html
Cancer Res:血小板竟然可以防止癌细胞转移!
乌普萨拉大学的科学家们发现了血小板在癌症中的一种迄今未知的功能。在小鼠模型中,这些血小板被证明有助于保护血管屏障,使血管壁选择性地不可渗透,从而减少肿瘤细胞向身体其他部位扩散。这项研究发表在《癌症研究》(Cancer Research.)杂志上。[查看]
http://cxbio.com/Article/cancerresxxbjrkyfzax_1.html
Science:将圆二色光谱与质谱组合使用,可分离富含鸟嘌呤的DNA离子
在一项新的研究中,来自法国波尔多大学的研究人员开发出一种利用质谱法分离富含鸟嘌呤的DNA离子的方法。相关研究结果发表在2020年6月26日的Science期刊上,论文标题为“Mass-resolved electronic circular dichroism ion spectroscopy”。在这篇论文中,他们描述了他们的方法,以及如何可能将它用于扩展质谱结构分析的能力。英国曼彻斯特大学的Perdita Barran针对这项研究在同期Science期刊上发表了一篇标题为“Action spectra of chiral secondary structure”的评论类型文章,概述了对晶体中分子手性研究的历史,还对这项研究进行了概述。[查看]
http://cxbio.com/Article/sciencejyesgpyzpzhsy_1.html
荧光素标记透明质酸
荧光素标记透明质酸(Fluorescein Hyaluronic acid),可作为体外追踪透明质酸的探针。FITC标记透明质酸极大地增强了底物通过皮肤渗透的可视性。荧光素标记透明质酸用于硅氧烷水凝胶材料的隐形眼镜对透明质酸的吸收研究。荧光素标记透明质酸的其他应用亦见诸报道.[查看]
http://cxbio.com/Article/F_HA_1.html
酵母提取物
粉末状酵母提取物 SH(DRIED YEAST EXTRACT SH),是通过特殊方法萃取啤酒酵母中的(Saccharomyces Cerevisiae Meyen)水溶性组分,再烘干而成的浅棕色粉末,含有维生素和多种矿物质等。因此,用本产品代替肉汤或肉提取物用于一般培养基时,能够取得良好的结果。[查看]
http://cxbio.com/Article/jmtqw_1.html
Lancet:一名感染SARS-CoV-2的16岁男孩患上心肌炎
一名16岁的男孩被送入我院急诊科,在意大利伦巴第,他抱怨他的胸部剧烈疼痛,并扩散到他的左臂,这种疼痛是在1小时前开始的。前一天,他发烧38.3°C,在服用100mg尼美舒利(nimesulide)后,烧退了。他没有报告其他症状,没有病史,也没有与任何确诊的COVID-19患者接触。[查看]
http://cxbio.com/Article/lancetymgrsarscov2d1_1.html
Science子刊:重大进展!新型佐剂3M-052可在体内诱导针对HIV的持久免疫力
在一项新的研究中,来自美国耶基斯国家灵长动物研究中心和埃默里疫苗中心的研究人员首次发现一种称为3M-052的新型佐剂有助于诱导针对HIV的持久免疫力。相关研究结果发表在2020年6月19日的Science Immunology期刊上,论文标题为“3M-052, a synthetic TLR-7/8 agonist, induces durable HIV-1 envelope–specific plasma cells and humoral immunity in nonhuman primates”。[查看]
http://cxbio.com/Article/sciencezkzdjzxxzj3m0_1.html
Science:发现有潜力治疗COVID-19的强效抗体组合
在一项新的研究中,来自美国马里兰大学医学院等研究机构的研究人员评估了几种人类抗体,以确定最有效的组合并将这种组合作为一种有前景的抗病毒疗法来抵抗导致COVID-19的新型冠状病毒SARS-CoV-2。这项研究展示了利用基因工程小鼠和来自康复的COVID-19患者的血浆,快速分离、测试和大规模产生针对任何传染病的抗体药物的过程。相关研究结果于2020年6月15日在线发表在Science期刊上,论文标题为“Studies in humanized mice and convalescent humans yield a SARS-CoV-2 antibody cocktail”。[查看]
http://cxbio.com/Article/sciencefxyqlzlcovid1_1.html
Vaccines:研究揭示SARS-coV2疫苗新靶点
目前我们仍没有可用于预防COVID-19的疫苗。此外,尽管已经有几种抗病毒药物接受了测试,但至今没有结果表明任何一种药物对这种疾病完全有效。在刚刚发表在《Vaccines》杂志上的一项研究中,Bar-Ilan大学的研究人员从SARS-CoV-2蛋白质组中鉴定出一组潜在的抗原表位。这些表位能够产生抗体介导的免疫应答和细胞介导的免疫应答。这项工作的发现可能有助于开发针对SARS-CoV-2感染的多肽疫苗,从而可以阻止COVID-19的进一步流行。[查看]
http://cxbio.com/Article/vaccinesyjjssarscov2_1.html
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NMR Test Tube S-Type(φ4.932-4.970mm×7in.)
NMR Test Tube S-Type(φ4.932-4.970mm×7in.)
NMR Test Tube HG-Type(φ4.951-4.965mm×8in.)
NMR Test Tube HG-Type(φ4.951-4.965mm×8in.)
Polyethylene Cap For NMR Test Tube
Polyethylene Cap For NMR Test Tube
NMR Test Tube HG-Type(φ4.951-4.965mm×7in.)
NMR Test Tube HG-Type(φ4.951-4.965mm×7in.)
NMR Test S-Type(φ4.932 - 4.970mm×8in.)
NMR Test S-Type(φ4.932 - 4.970mm×8in.)
Polyethylene Cap For NMR Test Tube
Polyethylene Cap For NMR Test Tube
NMR Test Tube HG-Type(φ4.951-4.965mm×8in.)
NMR Test Tube HG-Type(φ4.951-4.965mm×8in.)
NMR Test Tube S-Type(φ4.932-4.970mm×7in.)
NMR Test Tube S-Type(φ4.932-4.970mm×7in.)
NMR Test Tube HG-Type(φ4.951-4.965mm×7in.)
NMR Test Tube HG-Type(φ4.951-4.965mm×7in.)
Polyethylene Cap For NMR Test Tube
Polyethylene Cap For NMR Test Tube
NMR Test S-Type(φ4.932 - 4.970mm×8in.)
NMR Test S-Type(φ4.932 - 4.970mm×8in.)
Polyethylene Cap For NMR Test Tube
Polyethylene Cap For NMR Test Tube
Magnesium Nitrate Solution(10mg Mg/ml 15% Nitric Acid Solution)
Magnesium Nitrate Solution(10mg Mg/ml 15% Nitric Acid Solution)
Cesium Standard Solution(Cs 1,000mg/l)
Cesium Standard Solution(Cs 1,000mg/l)
Manganese Standard Solution(Mn: 1,000mg/l)
Manganese Standard Solution(Mn: 1,000mg/l)
Magnesium Standard Solution (Mg: 1,000mg/l)
Magnesium Standard Solution (Mg: 1,000mg/l)
Magnesium Standard Solution (Mg: 100mg/l)
Magnesium Standard Solution (Mg: 100mg/l)
Manganese Standard Solution(Mn: 100mg/l)
Manganese Standard Solution(Mn: 100mg/l)
Cesium 1M HNO3 1000ppm
Cesium 1M HNO3 1000ppm
Cesium 0.5M HNO3 10000ppm
Cesium 0.5M HNO3 10000ppm
Magnesium Standard 1000ppm in 0.5M HNO3
Magnesium Standard 1000ppm in 0.5M HNO3
Magnesium Standard 10000ppm in 0.5M HNO3
Magnesium Standard 10000ppm in 0.5M HNO3
Manganese Standard 1000ppm in 1M HCl
Manganese Standard 1000ppm in 1M HCl
Manganese Standard 1M HCl 10000ppm
Manganese Standard 1M HCl 10000ppm
Magnesium nitrate
Magnesium nitrate
Magnesium nitrate
Magnesium nitrate
Cesium 100ug/mL in 2-5 HNO3
Cesium 100ug/mL in 2-5 HNO3
Cesium 2-5% HNO3 1,000(ug/ml
Cesium 2-5% HNO3 1,000(ug/ml
Cesium 2-5% HNO3 1,000(ug/ml
Cesium 2-5% HNO3 1,000(ug/ml
Cesium 2-5% HNO3 1,000(ug/ml
Cesium 2-5% HNO3 1,000(ug/ml
Cesium 2-5% HNO3 10,000(ug/ml
Cesium 2-5% HNO3 10,000(ug/ml
Cesium 2-5% HNO3 10,000(ug/ml
Cesium 2-5% HNO3 10,000(ug/ml
Magnesium 100ug/mL IN 2-5 HNO3
Magnesium 100ug/mL IN 2-5 HNO3
Magnesium 2-5% HNO3 1,000ug/mL
Magnesium 2-5% HNO3 1,000ug/mL
Magnesium 2 - 5% HCl (v/v) 1000ug/mL
Magnesium 2 - 5% HCl (v/v) 1000ug/mL
Magnesium 2-5% HNO3 1,000ug/mL
Magnesium 2-5% HNO3 1,000ug/mL
Magnesium 2-5% HCl 1,000ug/mL
Magnesium 2-5% HCl 1,000ug/mL
Magnesium 2-5% HNO3 1,000ug/mL
Magnesium 2-5% HNO3 1,000ug/mL
Magnesium 2 - 5% HCl (v/v) 1000ug/mL
Magnesium 2 - 5% HCl (v/v) 1000ug/mL
Magnesium 2-5% HNO3 10,000ug/mL
Magnesium 2-5% HNO3 10,000ug/mL
Magnesium 2 - 5% HCl (v/v) 10000ug/mL
Magnesium 2 - 5% HCl (v/v) 10000ug/mL
Magnesium 2-5% HNO3 10,000ug/mL
Magnesium 2-5% HNO3 10,000ug/mL
Magnesium 2-5% HCl 10,000ug/mL
Magnesium 2-5% HCl 10,000ug/mL
Manganese 2 - 5% HNO3 (v/v) 100 ug/mL
Manganese 2 - 5% HNO3 (v/v) 100 ug/mL
Manganese 2-5% HNO3 1,000ug/mL
Manganese 2-5% HNO3 1,000ug/mL
Manganese 2-5% HNO3 1,000ug/mL
Manganese 2-5% HNO3 1,000ug/mL
Manganese 2-5% HNO3 1,000ug/mL
Manganese 2-5% HNO3 1,000ug/mL
Manganese 2 - 5% HNO3 (v/v) 10000 ug/mL
Manganese 2 - 5% HNO3 (v/v) 10000 ug/mL
Manganese 2-5% HNO3 10,000ug/mL
Manganese 2-5% HNO3 10,000ug/mL
Calibration Standard 15 Elements according to Test Method 200.8
Calibration Standard 15 Elements according to Test Method 200.8
Calibration Standard 17 Elements according to Test Method 200.8
Calibration Standard 17 Elements according to Test Method 200.8
Calibration Standard 17 Elements according to Test Method 200.8
Calibration Standard 17 Elements according to Test Method 200.8
Calibration Standard 17 Elements according to Test Method 200.8
Calibration Standard 17 Elements according to Test Method 200.8
Calibration Standard 17 Elements according to Test Method 200.8
Calibration Standard 17 Elements according to Test Method 200.8
Calibration Standard 2 Elements according to Test Method 200.8
Calibration Standard 2 Elements according to Test Method 200.8
Calibration Standard 3 Elements according to Test Method 200.7
Calibration Standard 3 Elements according to Test Method 200.7
Calibration Standard 4 Elements according to Test Method 6010
Calibration Standard 4 Elements according to Test Method 6010
Calibration Standard 4 Elements according to Test Method 200.7
Calibration Standard 4 Elements according to Test Method 200.7
Calibration Standard 4 Elements according to Test Method 200.7
Calibration Standard 4 Elements according to Test Method 200.7
Calibration Standard 5 Elements according to Test Method 6020
Calibration Standard 5 Elements according to Test Method 6020
Calibration Standard 5 Elements according to Test Method 200.7
Calibration Standard 5 Elements according to Test Method 200.7
Calibration Standard 5 Elements according to Test Method 200.7
Calibration Standard 5 Elements according to Test Method 200.7
Calibration Standard 5 Elements according to Test Method 200.7
Calibration Standard 5 Elements according to Test Method 200.7
Interference Standard 15 Elements according to Test Method 6010
Interference Standard 15 Elements according to Test Method 6010
Interference Standard 15 Elements according to Test Method 200.7
Interference Standard 15 Elements according to Test Method 200.7
Interference Standard 16 Elements according to Test Method 05.2
Interference Standard 16 Elements according to Test Method 05.2
Calibration Standard 5 Elements according to Test Method 200.7
Calibration Standard 5 Elements according to Test Method 200.7
Interference Standard 8 Elements according to Test Method 6010
Interference Standard 8 Elements according to Test Method 6010
Interference Standard 9 Elements according to Test Method 6020
Interference Standard 9 Elements according to Test Method 6020
Internal Standard 7 Elements according to Test Method 200.8
Internal Standard 7 Elements according to Test Method 200.8
Internal Standard 7 Elements according to Test Method 6020
Internal Standard 7 Elements according to Test Method 6020
Tuning Standard 5 Elements in 5% HNO3 tr. tr. Tart. Acid,according to Test Method 200.8&05.2
Tuning Standard 5 Elements in 5% HNO3 tr. tr. Tart. Acid,according to Test Method 200.8&05.2
Verification Standard 17 Elements according to Test Method 6010
Verification Standard 17 Elements according to Test Method 6010
Verification Standard 21 Elements according to Test Method 200.7
Verification Standard 21 Elements according to Test Method 200.7
Nicotinic Acid Linearity Set With Blank in Sealed Cuvettes
Nicotinic Acid Linearity Set With Blank in Sealed Cuvettes
Lithium Tetraborate, Granules
Lithium Tetraborate, Granules
Plastic Sheet, Toluene Resisting
Plastic Sheet, Toluene Resisting
Plastic Sheet, Toluene Resisting
Plastic Sheet, Toluene Resisting
Cobalt(II) Oxide, Granular, 710 - 1180um(14 - 24mesh)
Cobalt(II) Oxide, Granular, 710 - 1180um(14 - 24mesh)
Cobalt(2,3) Oxide, 1.70-3.35mm(6-10mesh)
Cobalt(2,3) Oxide, 1.70-3.35mm(6-10mesh)
Ascarite 11 (8-20mesh)
Ascarite 11 (8-20mesh)
Silver, Small Granular, 425 - 850um(20 - 35mesh)
Silver, Small Granular, 425 - 850um(20 - 35mesh)
Sulfix, 850 - 2360um(8 - 20mesh)
Sulfix, 850 - 2360um(8 - 20mesh)
Calibration Kit containing a Blank and 1ppm Sucrose Standard. 250ml Bottles
Calibration Kit containing a Blank and 1ppm Sucrose Standard. 250ml Bottles
Validation Kit for TOC contains a blank and 2 x 100mg/l C NIST KHP. 125mL Bottles
Validation Kit for TOC contains a blank and 2 x 100mg/l C NIST KHP. 125mL Bottles
Validation Kit for TOC contains a blank and 2 x 10mg/l C NIST KHP. 125mL Bottles
Validation Kit for TOC contains a blank and 2 x 10mg/l C NIST KHP. 125mL Bottles
Calibration Kit; 2 x calibration blanks, 0.25 mg/L C Sucrose and 0.5mg/L Sucrose. 500mL Bottles
Calibration Kit; 2 x calibration blanks, 0.25 mg/L C Sucrose and 0.5mg/L Sucrose. 500mL Bottles
Reagent Water, 0.5 mg/L C from USP Sucrose and 0.5 mg/L C from USP 1,4-Benzoquinone. 125mL Bottles
Reagent Water, 0.5 mg/L C from USP Sucrose and 0.5 mg/L C from USP 1,4-Benzoquinone. 125mL Bottles
Reagent Water, 0.5 mg/L C from USP Sucrose and 0.5 mg/L C from USP 1,4-Benzoquinone. 250ml Bottles
Reagent Water, 0.5 mg/L C from USP Sucrose and 0.5 mg/L C from USP 1,4-Benzoquinone. 250ml Bottles
USP System Suitability Set, 500mL Bottles
USP System Suitability Set, 500mL Bottles
Reagent Water, 0.5 mg/L C from USP Sucrose and 0.5 mg/L C from USP 1,4-Benzoquinone.1L Bottles
Reagent Water, 0.5 mg/L C from USP Sucrose and 0.5 mg/L C from USP 1,4-Benzoquinone.1L Bottles
Validation Kit, 2 x Blanks and 0.5 mg/L C NIST Sucrose. 60ml Bottles
Validation Kit, 2 x Blanks and 0.5 mg/L C NIST Sucrose. 60ml Bottles
Validation Kit, Blank and 0.5 mg/L C NIST Sucrose. 60ml Bottles
Validation Kit, Blank and 0.5 mg/L C NIST Sucrose. 60ml Bottles
Validation Kit, 2 x Blanks and 0.5 mg/L C NIST Sucrose. 60ml Bottles
Validation Kit, 2 x Blanks and 0.5 mg/L C NIST Sucrose. 60ml Bottles
TOC/TIC Calibration Validation Set Robustness Standards
TOC/TIC Calibration Validation Set Robustness Standards
TOC Total Organic Carbon Standard 750ppm with preservative
TOC Total Organic Carbon Standard 750ppm with preservative
Qu artz Granulal 600-850um(20-28mesh)
Qu artz Granulal 600-850um(20-28mesh)
Magnesium Ion Standard Solution (Mg2+:1,000ppm)
Magnesium Ion Standard Solution (Mg2+:1,000ppm)
Magnesium 1mg/ml (1000ppm)
Magnesium 1mg/ml (1000ppm)
Manganese 1mg/ml (1000ppm)
Manganese 1mg/ml (1000ppm)
Cesium in water 1000ppm
Cesium in water 1000ppm
Magnesium 1mg/ml (1000ppm)
Magnesium 1mg/ml (1000ppm)
Manganese 1mg/ml (1000ppm)
Manganese 1mg/ml (1000ppm)
Cesium- 1000ppm
Cesium- 1000ppm
Magnesium 0.2mg/ml (200ppm)
Magnesium 0.2mg/ml (200ppm)
Manganese 0.2mg/ml (200ppm)
Manganese 0.2mg/ml (200ppm)
Cesium 200ppm in Water
Cesium 200ppm in Water
Magnesium at 100ppm
Magnesium at 100ppm
Manganese at 100ppm
Manganese at 100ppm
Cesium in water 100ppm
Cesium in water 100ppm
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
Wetting Tension Test Mixture
表面润湿张力试验用混合液 Wetting Tension Test Mixture
表面润湿张力试验用混合液 Wetting Tension Test Mixture
Chlorinated Pesticides in Dogfish liver Oil
Chlorinated Pesticides in Dogfish liver Oil
Heavy Metals (Cd, Cr, Pb) in ABS Resin-Iow Concentration Pellet
Heavy Metals (Cd, Cr, Pb) in ABS Resin-Iow Concentration Pellet
Heavy Metals (Cd, Cr, Hg, Pb) in ABS Resin-Low Concentration Disk
Heavy Metals (Cd, Cr, Hg, Pb) in ABS Resin-Low Concentration Disk
Heavy Metals (Cd, Cr, Hg, Pb) in PP Resin Pellet - High Concentration
Heavy Metals (Cd, Cr, Hg, Pb) in PP Resin Pellet - High Concentration
Heavy Metals (Cd, Cr, Pb) in ABS Resin-Iow Concentration Disk
Heavy Metals (Cd, Cr, Pb) in ABS Resin-Iow Concentration Disk
Heavy Metals (Cd, Cr, Hg, Pb) in ABS Resin-Low Concentration Pellet
Heavy Metals (Cd, Cr, Hg, Pb) in ABS Resin-Low Concentration Pellet
Pesticides in Unpolished Rice
Pesticides in Unpolished Rice
Heavy Metals (Cd, Cr, Hg, Pb) in PP Resin Disk - High Concentration
Heavy Metals (Cd, Cr, Hg, Pb) in PP Resin Disk - High Concentration
Heavy Metals (Cd, Cr, Hg, Pb) in PVC Resin Pellet - High Concentration
Heavy Metals (Cd, Cr, Hg, Pb) in PVC Resin Pellet - High Concentration
Heavy Metals (Cd, Cr, Hg, Pb) in ABS Resin-High Concentration Disk
Heavy Metals (Cd, Cr, Hg, Pb) in ABS Resin-High Concentration Disk
Organic Pollutants in Japanese Seabass Tissue
Organic Pollutants in Japanese Seabass Tissue
Cholesterol
Cholesterol
Polycyclic Aromatic Hydrocarbons in Fresh Water Lake Sediment
Polycyclic Aromatic Hydrocarbons in Fresh Water Lake Sediment
Pesticides in Cabbage
Pesticides in Cabbage
Heavy Metals (Cd, Cr, Pb) in ABS Resin-high Concentration Pellet
Heavy Metals (Cd, Cr, Pb) in ABS Resin-high Concentration Pellet
Reference Thin Film for Heat Diffusion Time Across a Thickness(Titanium Nitride Thinfilm/Synthetic Quartz Substrate)
Reference Thin Film for Heat Diffusion Time Across a Thickness(Titanium Nitride Thinfilm/Synthetic Quartz Substrate)
Heavy Metals (Cd, Cr, Hg, Pb) in ABS Resin-high Concentration Pellet
Heavy Metals (Cd, Cr, Hg, Pb) in ABS Resin-high Concentration Pellet
Polybrominated Diphenyl Ethers in Poly(Vinyl Chloride) Resin(contained:lsheet;non-contained:1sheet)
Polybrominated Diphenyl Ethers in Poly(Vinyl Chloride) Resin(contained:lsheet;non-contained:1sheet)
Pesticides in Green Onion
Pesticides in Green Onion
Sodium linear-Alkylbenzenesulfonate
Sodium linear-Alkylbenzenesulfonate
Bromocresol Green, 1% Solution
Bromocresol Green, 1% Solution
TISAB for wine analysis (Dir. 2676/90) for the fluoride determination by selective electrodes.
TISAB for wine analysis (Dir. 2676/90) for the fluoride determination by selective electrodes.
Phosphatase Test 4-Nitrophenyl Di-Sodium Phosphate
Phosphatase Test 4-Nitrophenyl Di-Sodium Phosphate
Phosphatase Test Carbonate Bi-Carbonate Buffer (Aschafenburg and Mullen Phosphatase test Buffer)
Phosphatase Test Carbonate Bi-Carbonate Buffer (Aschafenburg and Mullen Phosphatase test Buffer)
Gerber Test Sulphuric Acid FMT d. 1.815-1.825
Gerber Test Sulphuric Acid FMT d. 1.815-1.825
Gerber Test Sulphuric Acid FMT d. 1.815-1.825
Gerber Test Sulphuric Acid FMT d. 1.815-1.825
Gerber Test Sulphuric Acid FMT d. 1.815-1.825
Gerber Test Sulphuric Acid FMT d. 1.815-1.825
DE-71 ( 五溴联苯醚)GreatLakes,50ug/mL 于异辛烷
DE-71 ( 五溴联苯醚)GreatLakes,50ug/mL 于异辛烷
DE-79 ( 八溴联苯醚)GreatLakes,50ug/mL 于异辛烷
DE-79 ( 八溴联苯醚)GreatLakes,50ug/mL 于异辛烷
Ion Chromatography Cation Standard Magnesium 1mg/ml (1000ppm)
Ion Chromatography Cation Standard Magnesium 1mg/ml (1000ppm)
Magnesium Chloride StoCk Solution
Magnesium Chloride StoCk Solution
Magnesium Standard in Extracting Reagent
Magnesium Standard in Extracting Reagent
Manganese Standard in Extracting Reagent
Manganese Standard in Extracting Reagent
8 Phthalates Mixture Standard Solution (each 100ug/ml Hexane Solution)
8 Phthalates Mixture Standard Solution (each 100ug/ml Hexane Solution)
DCAA Methyl Ester
DCAA Methyl Ester
ERK phospho-T202/Y204 kit - 500 tests
ERK phospho-T202/Y204 kit - 500 tests
Advanced ERK phospho-T202 /Y204 kit - 1 x 96 tests
Advanced ERK phospho-T202 /Y204 kit - 1 x 96 tests
3,5-二氯-2-羟基苯磺酸钠|54970-72-8|DHBS|Sodium 3,5-chloro-6-hydroxybenzenesulfonate
3,5-二氯-2-羟基苯磺酸钠|54970-72-8|DHBS|Sodium 3,5-chloro-6-hydroxybenzenesulfonate
Chromogenic Substrate for Lipase, 1,2-O-Dilauryl-rac-glycero-3-glutaric acid- (6'-methylresorufin) ester
Chromogenic Substrate for Lipase, 1,2-O-Dilauryl-rac-glycero-3-glutaric acid- (6'-methylresorufin) ester
α-Ketoglutarate (2-Oxoglutarate) for potassium test,free acid
α-Ketoglutarate (2-Oxoglutarate) for potassium test,free acid
Phosphoenolpyruvate (PEP), for potassium test tri(cyclohexylammonium) salt
Phosphoenolpyruvate (PEP), for potassium test tri(cyclohexylammonium) salt
Taurodesoxycholat,sodium salt,ionic detergent
Taurodesoxycholat,sodium salt,ionic detergent
Polidocanol (Thesit), Dodecylpolyethyleneglycolether
Polidocanol (Thesit), Dodecylpolyethyleneglycolether
Cholesterol esterase
Cholesterol esterase
Cholesterol esterase
Cholesterol esterase
Cholesterol esterase
Cholesterol esterase
Cholesterol esterase
Cholesterol esterase
Cholesterol Esterase
Cholesterol Esterase
Cholesterol Esterase
Cholesterol Esterase
Glycerophosphorylcholine Phosphodiesterase
Glycerophosphorylcholine Phosphodiesterase
Adenosine Deaminase,from calf intestine, suspension
Adenosine Deaminase,from calf intestine, suspension
Cholesterol Esterase,from Pseudomonas species, lyophilizate
Cholesterol Esterase,from Pseudomonas species, lyophilizate
Cholesterol Esterase, chemically modified,from Pseudomonas species, lyophilizate
Cholesterol Esterase, chemically modified,from Pseudomonas species, lyophilizate
Cholesterol Esterase,from Pseudomonas species, solution
Cholesterol Esterase,from Pseudomonas species, solution
Cholesterol Esterase, from Candida cylindracea, lyophilizate
Cholesterol Esterase, from Candida cylindracea, lyophilizate
Cholesterol Esterase, from Candida cylindracea, solution
Cholesterol Esterase, from Candida cylindracea, solution
Galactose 1-Dehydrogenase,from Pseudomonas fluorescens, suspension
Galactose 1-Dehydrogenase,from Pseudomonas fluorescens, suspension
Glucose-6-phosphate Dehydrogenase (G6P-DH),rom Leuconostoc mesenteroides, expressed in E. coli,lyophilizate
Glucose-6-phosphate Dehydrogenase (G6P-DH),rom Leuconostoc mesenteroides, expressed in E. coli,lyophilizate
Glucose-6-phosphate Dehydrogenase(G6P-DH), chemically modified,from Leuconostoc mesenteroides, expressed in E. coli,lyophilizate
Glucose-6-phosphate Dehydrogenase(G6P-DH), chemically modified,from Leuconostoc mesenteroides, expressed in E. coli,lyophilizate
Glucose-6-phosphate Dehydrogenase(G6P-DH),from Leuconostoc mesenteroides, expressed in E. coli,solution
Glucose-6-phosphate Dehydrogenase(G6P-DH),from Leuconostoc mesenteroides, expressed in E. coli,solution
Glucose-6-phosphate Dehydrogenase(G6P-DH),from Leuconostoc mesenteroides, lyophilizate
Glucose-6-phosphate Dehydrogenase(G6P-DH),from Leuconostoc mesenteroides, lyophilizate
Glucose-6-phosphate Dehydrogenase(G6P-DH),from Leuconostoc mesenteroides, expressed in E. coli,reduced phosphate, lyophilizate
Glucose-6-phosphate Dehydrogenase(G6P-DH),from Leuconostoc mesenteroides, expressed in E. coli,reduced phosphate, lyophilizate
Glucose-6-phosphate Dehydrogenase(G6P-DH),from Leuconostoc mesenteroides, suspension
Glucose-6-phosphate Dehydrogenase(G6P-DH),from Leuconostoc mesenteroides, suspension
Lipoprotein Lipase,from Pseudomonas species, lyophilizate
Lipoprotein Lipase,from Pseudomonas species, lyophilizate
Lipoprotein Lipase, chemically modified,from Pseudomonas species, lyophilizate
Lipoprotein Lipase, chemically modified,from Pseudomonas species, lyophilizate
N-Methylhydantoinase (ATP-hydrolyzing),from Arthrobacter species, expressed in E. coli, lyophilizate
N-Methylhydantoinase (ATP-hydrolyzing),from Arthrobacter species, expressed in E. coli, lyophilizate
Nitrate Reductase,from Aspergillus species, lyophilizate
Nitrate Reductase,from Aspergillus species, lyophilizate
6-Phosphogluconolactonase,from Leuconostoc mesenteroides, lyophilizate
6-Phosphogluconolactonase,from Leuconostoc mesenteroides, lyophilizate
Liberase T-Flex, Research Grade,sterile filtered, lyophilizate
Liberase T-Flex, Research Grade,sterile filtered, lyophilizate
Carboxypeptidase B, recombinant,from rat pancreas, expressed in Pichia pastoris, solution
Carboxypeptidase B, recombinant,from rat pancreas, expressed in Pichia pastoris, solution
Endoproteinase Lys-C,from Lysobacter enzymogenes, lyophilizate
Endoproteinase Lys-C,from Lysobacter enzymogenes, lyophilizate
Endoproteinase Lys-C, Sequencing Grade,from Lysobacter enzymogenes, lyophilizate
Endoproteinase Lys-C, Sequencing Grade,from Lysobacter enzymogenes, lyophilizate
Endoproteinase Lys-C, Sequencing Grade,from Lysobacter enzymogenes, solution
Endoproteinase Lys-C, Sequencing Grade,from Lysobacter enzymogenes, solution
Pronase,from Streptomyces griseus, lyophilizate
Pronase,from Streptomyces griseus, lyophilizate
Trypsin, recombinant,from porcine pancreas, expressed in Pichia pastoris
Trypsin, recombinant,from porcine pancreas, expressed in Pichia pastoris
Cholesterol esterase (CHE-XE)
Cholesterol esterase (CHE-XE)
Cholesterol dehydrogenase
Cholesterol dehydrogenase
Cholesterol esterase Type I
Cholesterol esterase Type I
Cholesterol Esterase1041
Cholesterol Esterase1041
Cholesterol Esterase Amano2
Cholesterol Esterase Amano2
Cholesterol Esterase Amano 3
Cholesterol Esterase Amano 3
Cholesterol Dehydrogenase Amano 5
Cholesterol Dehydrogenase Amano 5
3,5-二氯-2-羟基苯磺酸钠 | Sodium 3,5-chloro-6-hydroxybenzenesulfonate | 54970-72-8
3,5-二氯-2-羟基苯磺酸钠 | Sodium 3,5-chloro-6-hydroxybenzenesulfonate | 54970-72-8
异硫氰酸荧光素酯, 5-FITC 5-Isothiocyanato fluorescein, CAS号 3326-32-7
异硫氰酸荧光素酯, 5-FITC 5-Isothiocyanato fluorescein, CAS号 3326-32-7
荧光胺, Fluorescamine,  CAS号 38183-12-9
荧光胺, Fluorescamine, CAS号 38183-12-9
Cholesterol oxidase
Cholesterol oxidase
Cholesterol oxidase
Cholesterol oxidase
Cholesterol oxidase
Cholesterol oxidase
Putrescine oxidase
Putrescine oxidase
Cholesterol Oxidase
Cholesterol Oxidase
Cholesterol Oxidase
Cholesterol Oxidase
Ascorbate Oxidase,from Cucurbita species, lyophilizate
Ascorbate Oxidase,from Cucurbita species, lyophilizate
Ascorbate Oxidase, chemically modified,from Cucurbita species, poor of Aspartate aminotranferase(AST/GOT), lyophilizate
Ascorbate Oxidase, chemically modified,from Cucurbita species, poor of Aspartate aminotranferase(AST/GOT), lyophilizate
Ascorbate Oxidase, chemically modified from Cucurbita species, lyophilizate
Ascorbate Oxidase, chemically modified from Cucurbita species, lyophilizate
Cholesterol Oxidase,from Brevibacterium species, expressed in E.coli, lyophilizate
Cholesterol Oxidase,from Brevibacterium species, expressed in E.coli, lyophilizate
Cholesterol Oxidase,from Nocardia erythropolis, lyophilizate
Cholesterol Oxidase,from Nocardia erythropolis, lyophilizate
Cholesterol Oxidase,from Nocardia erythropolis, solution
Cholesterol Oxidase,from Nocardia erythropolis, solution
Cholesterol Oxidase,from Streptomyces species, lyophilizate
Cholesterol Oxidase,from Streptomyces species, lyophilizate
Lactate 2-Monooxygenase (Lactate oxidase), Grade I,from Aerococcus viridans, expressed in E. coli, lyophilizate
Lactate 2-Monooxygenase (Lactate oxidase), Grade I,from Aerococcus viridans, expressed in E. coli, lyophilizate
Lactate 2-Monooxygenase (Lactate oxidase), Grade II,from Aerococcus viridans, expressed in E. coli, lyophilizate
Lactate 2-Monooxygenase (Lactate oxidase), Grade II,from Aerococcus viridans, expressed in E. coli, lyophilizate
Lactate 2-Monooxygenase (Lactateoxidase),from Pediococcus species, lyophilizate
Lactate 2-Monooxygenase (Lactateoxidase),from Pediococcus species, lyophilizate
Cholesterol oxidase (CHO-CE)
Cholesterol oxidase (CHO-CE)
Cholesterol Oxidase (CHO-PEWL)
Cholesterol Oxidase (CHO-PEWL)
Cholesterol oxidase (CHO-BS)
Cholesterol oxidase (CHO-BS)
Recombinant Cholesterol Oxidase
Recombinant Cholesterol Oxidase
Cholesterol Oxidase Amano 6E
Cholesterol Oxidase Amano 6E
抗蚜威-desmethyl-formamido
抗蚜威-desmethyl-formamido
抗蚜威-desamido,10ng/ul 于乙腈
抗蚜威-desamido,10ng/ul 于乙腈
抗蚜威-desamido-desmethyl,10ng/ul 于乙腈
抗蚜威-desamido-desmethyl,10ng/ul 于乙腈
Es-生物烯丙菊酯
Es-生物烯丙菊酯
氟虫腈-des F3,100ng/ul 于乙腈
氟虫腈-des F3,100ng/ul 于乙腈
苯嗪草酮-desamino
苯嗪草酮-desamino
嗪草酮-desamino
嗪草酮-desamino
嗪草酮-desamino-diketo
嗪草酮-desamino-diketo
丁草胺-ESA 钙盐
丁草胺-ESA 钙盐
二甲草胺-ESA 钠盐
二甲草胺-ESA 钠盐
吡唑草胺-ethane sulfonic acid (ESA)
吡唑草胺-ethane sulfonic acid (ESA)
异丙甲草胺-ethane sulfonic acid (ESA)
异丙甲草胺-ethane sulfonic acid (ESA)
扑草胺-ethane sulfonic acid (ESA) sodium salt
扑草胺-ethane sulfonic acid (ESA) sodium salt
Presep(R) Diatomaceous Earth, Granular (Column Volume 15mL)
Presep(R) Diatomaceous Earth, Granular (Column Volume 15mL)
Presep(R)-Agri
Presep(R)-Agri
Presep(R) Diatomaceous Earth, Granular (Column Volume 6ml)
Presep(R) Diatomaceous Earth, Granular (Column Volume 6ml)
Presep(R)-C Agri (Short)
Presep(R)-C Agri (Short)
USP Solution Bromocresol Green TS Conforms to USP 34
USP Solution Bromocresol Green TS Conforms to USP 34
USP Solution Bromocresol Green TS Conforms to USP 34
USP Solution Bromocresol Green TS Conforms to USP 34
USP Solution Bromocresol Purple TS Conforms to USP 34
USP Solution Bromocresol Purple TS Conforms to USP 34
USP Solution Bromocresol Purple TS Conforms to USP 34
USP Solution Bromocresol Purple TS Conforms to USP 34
USP Solution Dichlorofluorescein TS Conforms to USP 34
USP Solution Dichlorofluorescein TS Conforms to USP 34
USP Solution Dichlorofluorescein TS Conforms to USP 34
USP Solution Dichlorofluorescein TS Conforms to USP 34
USP Solution Resorcinol TS Conforms to USP 34
USP Solution Resorcinol TS Conforms to USP 34
USP Solution Resorcinol TS Conforms to USP 34
USP Solution Resorcinol TS Conforms to USP 34
European Pharmacopoeia Reagent Bromocresol green Solution
European Pharmacopoeia Reagent Bromocresol green Solution
European Pharmacopoeia Reagent Bromocresol Green - Methyl Red Mixed Indicator
European Pharmacopoeia Reagent Bromocresol Green - Methyl Red Mixed Indicator
European Pharmacopoeia Reagent Indicator Solution Bromocresol Purple 0.04%
European Pharmacopoeia Reagent Indicator Solution Bromocresol Purple 0.04%
European Pharmacopoeia Reagent Bromocresol Green - Methyl Red Mixed Indicator
European Pharmacopoeia Reagent Bromocresol Green - Methyl Red Mixed Indicator
European Pharmacopoeia Reagent Bromocresol Green - Methyl Red Mixed Indicator
European Pharmacopoeia Reagent Bromocresol Green - Methyl Red Mixed Indicator
European Pharmacopoeia Reagent Concentrate to make Magnesium standard sol (100ppm Mg)
European Pharmacopoeia Reagent Concentrate to make Magnesium standard sol (100ppm Mg)
Anhydroecgonine methyl ester,1.0mg/mL 于乙腈
Anhydroecgonine methyl ester,1.0mg/mL 于乙腈
Acesulfame potassium impurity B
Acesulfame potassium impurity B