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随着12月份的结束,这多灾多难的2020即将过去。这一年,我们经历了疫情大流行,感受了世界百年未有之大变局。新年伊始之际,Nature发表评论员Holly Else文章,预测了2021年科学界最值得关注的十件事。[查看]
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http://cxbio.com/Article/naturefb2021nzzdgzdk_1.html
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造血干细胞(HSC)是血液系统中的成体干细胞,常见于骨髓、外周血及脐带血。在人的一生中,HSC需要根据机体的生理需求适时的补充血液系统各个成熟细胞组分,例如在损伤、炎症等应激状态下,它需要调节和维持体内血液系统各个细胞组分的生理平衡。因为HSC具有分化成各类血细胞的潜能,因而成为治疗血液系统疾病和自身免疫疾病的首选。然而,动员HSC的详细机制仍然未知。近日,来自阿尔伯特爱因斯坦医学院的研究人员在《Nature》上发表题为Nociceptive nerves regulate haematopoietic stem cell mobilization的文章,发现伤害性神经可动员造血干细胞,这为干细胞移植及血液疾病治疗提供新方向。[查看]
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http://cxbio.com/Article/sqnaturecljkdyndzxgx_1.html
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基因组生物学中一个自DNA发现以来一直困扰着科学家们的基本问题:在我们的细胞核内, DNA和蛋白的复杂包裹物(即染色质)是固体还是液体?在一项新的研究中,来自加拿大阿尔伯塔大学和美国科罗拉多州立大学的研究人员找到了这个问题的答案。他们发现染色质既不是固体也不是液体,而是更像一种凝胶。相关研究结果近期发表在Cell期刊上,论文标题为“Condensed Chromatin Behaves like a Solid on the Mesoscale In Vitro and in Living Cells”。论文通讯作者为阿尔伯塔大学肿瘤学系教授Michael Hendzel和科罗拉多州立大学的Jeffrey Hansen。[查看]
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http://cxbio.com/Article/celllwxjtzcgrszjbsgt_1.html
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近日,一篇刊登在国际杂志Nature Chemistry上题为“Selection of DNA-encoded chemical libraries against endogenous membrane proteins on live cells”的研究报告中,来自中国香港大学等机构的科学家们通过研究开发了一种能够靶向活细胞膜蛋白的新型药物发现方法。[查看]
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http://cxbio.com/Article/naturezkjdkxjywkfcyz_1.html
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狗狗有时候对着人的腿做出让人尴尬的骑乘行为(mounting behavior)通常与其性唤起有关,但或许并不总是这样,近日,一篇发表在国际杂志Nature上题为“Distinct hypothalamic control of same- and opposite-sex mounting behaviour in mice”的研究报告中,来自加州理工学院等机构的科学家们通过研究分析了小鼠这种行为背后的动机,结果发现,有时小鼠大脑中的爱与恨(或愤怒)往往只在一线之间。[查看]
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http://cxbio.com/Article/naturejdxsdndayhhzyn_1.html
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早期发育过程中胎儿的面部结构往往会融合在一起,那么,后来的发育过程中我们的面部是如何形成,形态结构又是如何随进化而发生改变的呢?近日,来自美国宾夕法尼亚州立大学的研究人员在《Nature Genetics》上发表了题为Insights into the genetic architecture of the human face的研究成果,使用多变量全基因组关联研究,对8246例个体进行了荟萃分析,从中确定了203个与正常范围的面部变异相关的单核苷酸多态性(SNP),为了解个体的遗传如何协调塑造复杂的形态特征提供了一定的见解。[查看]
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http://cxbio.com/Article/naturezkjsyzbhdycxx_1.html
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近日,国际一流学术期刊《Cell Metabolism》在线发表了上海交通大学附属第六人民医院贾伟教授团队名为“Hyocholic acid species improve glucose homeostasis through a distinct TGR5 and FXR signaling mechanism”的研究,揭示猪不易患糖尿病的背后机制:猪胆酸通过不同的TGR5和FXR信号机制来改善葡萄糖稳态。[查看]
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http://cxbio.com/Article/cellzkrlnfzstnbzfmkn_1.html
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COVID-19测试是抗击SARS-CoV-2/COVID-19的核心。虽然大多数努力都集中在作为临床医疗诊断工具的测试方法上,但是根据Michael Mina博士的说法,帮助控制COVID-19疫情的最有力的检测形式却很少得到使用或认可。[查看]
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http://cxbio.com/Article/sciencebczsysyrdcovi_1.html
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近日,一项刊登在国际杂志Nature Communications上题为“Reconstitution of a functional human thymus by postnatal stromal progenitor cells and natural whole-organ scaffolds”的研究报告中,来自Francis Crick研究所等机构的科学家们通过研究利用人类干细胞和一种生物工程化的支架重建了人类胸腺—免疫系统中的一个重要器官,该项研究是迈向开发人造胸腺用于进行移植的重要一步。[查看]
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http://cxbio.com/Article/naturezkjdkxjcglyrlg_1.html
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在一项新的研究中,来自美国加州大学戴维斯分校的研究人员发现结肠内壁中的一种酶会释放出过氧化氢---一种已知的消毒化合物--来保护身体免受肠道微生物的侵害。这一研究结果揭示了微生物在结肠中的空间分布方式,同时也为开发一种治疗肠道炎症的新方法奠定基础。相关研究结果发表在2020年12月9日的Cell Host & Microbe期刊上,论文标题为“Anaerobic Respiration of NOX1-Derived Hydrogen Peroxide Licenses Bacterial Growth at the Colonic Surface”。[查看]
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http://cxbio.com/Article/cellzkdfxyllgyhqrcdx_1.html
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大约25%的美国人都会患上脂肪肝,这种疾病会导致肝脏纤维化, 最终会导致肝功能衰竭;目前并没有简便的方法来诊断脂肪肝或肝纤维化,近日,一篇发表在国际杂志Nature Biomedical Engineering上题为“A portable single-sided magnetic-resonance sensor for the grading of liver steatosis and fibrosis”的研究报告中,来自麻省理工学院等机构的科学家们通过研究基于核磁共振技术(NMR)开发出了一种新型诊断工具,其或能用来诊断上述两种肝脏疾病。[查看]
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http://cxbio.com/Article/naturezkjdkxjmkfcngx_1.html
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2020年度CPhI China—第20届世界制药原料中国展即将于12月16日-18日在上海新国际博览中心开幕,西宝生物作为维生素K2生产商,还可以提供化妆品原料、食品添加剂、植物提取物、多肽、氨基酸和其它产品。在这个特殊时期,西宝生物也将携防疫系列产品亮相展会,希望能为抗疫防疫做出贡献。届时我们将在W4E96展位恭候海内外各位客户大驾光临,莅临指导。[查看]
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http://cxbio.com/Article/xbswyngfd20jsjzyylzg_1.html
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近日,一篇刊登在国际杂志The Journal of Neuroscience上的研究报告中,来自奥塔哥大学等机构的科学家们通过研究发现了压力和不孕不育之间缺失的关联,通过在实验室中进行研究,他们证实,大脑底部名为RFRP神经元的神经细胞群或会在机体压力状况下激活,随后抑制生殖系统的功能。[查看]
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http://cxbio.com/Article/jneurosciylwhhzcrlby_1.html
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近日,一项刊登在国际杂志Cell Reports上题为“Cross-Species Analyses Identify Dlgap2 as a Regulator of Age-Related Cognitive Decline and Alzheimer's Dementia”的研究报告中,来自缅因大学等机构的科学家们通过研究发现,一种能帮助促进神经系统中神经元细胞之间交流沟通的基因或与阿尔兹海默氏痴呆症和机体认知功能下降直接相关。文章中,研究人员揭示了影响机体对认知能力下降和痴呆症耐受性或易感性的遗传分子机制。[查看]
-
http://cxbio.com/Article/cellzkjdkxjfxaezhmsc_1.html
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在一项新的研究中,来自英国伦敦大学学院和牛津大学的研究人员发现纳米金刚石(nanodiamond)的量子传感能力可用于提高基于试纸的诊断测试的灵敏度,从而有可能允许更早地检测HIV感染等疾病。相关研究结果发表在2020年11月26日的Nature期刊上,论文标题为“Spin-enhanced nanodiamond biosensing for ultrasensitive diagnostics”。[查看]
-
http://cxbio.com/Article/naturelwjdzdjzlynmjg_1.html
-

-
1-萘乙酸 1-Naphthaleneacetic acid
-

-
N-羟乙基乙二胺-N,N',N'-三乙酸.3Na
-

-
Phos-tag(TM) 质谱分析试剂盒 Phos-tag(TM) Mass Analytical Kit
-

-
Anti Human Amyloid β, Monoclonal Antibody(BAN50)
-

-
Anti Amyloid β, Monoclonal Antibody(BNT77)
-

-
Anti Amyloid β40, Monoclonal Antibody(BA27)
-

-
Anti Amyloid β42(43), Monoclonal Antibody(BC05)
-

-
测序级谷氨酰蛋白内切酶 Endoproteinase Glu-C
-

-
2-AA标记NA4多糖标准品
-

-
Neutrophil gelatinase-associated lipocalin (NGAL)
-

-
Neutrophil gelatinase-associated lipocalin (NGAL)
-

-
Para-Lacto-N-hexaose analogue/p-LNH analogue
-

-
Tetra-N-Acetyl-D-Lactosamine / TetraLacNAc
-

-
Tri-N-Acetyl-D-Lactosamine / TriLacNAc
-

-
Galacto-N-neoPentaose / DiLacNAc-β-3Galactose
-

-
Di-N-Acetyl-D-Lactosamine / DiLacNAc
-

-
N-Acetyl-D-Lactosamine / LacNAc
-

-
Blood group H antigen triaose type5-NAc-spacer1-NH2
-

-
Blood group H antigen pentaose type 1-Nacetyl-Spacer 3-Biotin
-

-
6GrA1-NAc-spacer2-NH2
-

-
Blood group A antigen tetraose type 5-NAc-spacer2-NH2
-

-
Blood group A antigen tetraose type 5-NAc-spacer1-NH2
-

-
6GrA1-NAc-spacer3-Biotin
-

-
Gb4-Nac-空间构型3-生物素
-

-
GalGalNac-aGM1 神经节苷脂类糖
-

-
甲氧基聚乙二醇丙醛 mPEG-Propionaldehyde (MPEG-pALD)
-

-
琥珀酰亚胺碳酸酯-PEG-羧甲基 Succinimidyl Carbonate-PEG-Carboxymethyl
-

-
甲氧基聚乙二醇SAS酯 mPEG-Succinimidyl Amido Succinate
-

-
甲氧基聚乙二醇SC酯 mPEG-Succinimidyl Carbonate
-

-
甲氧基聚乙二醇SS酯 mPEG-Succinimidyl Succinate
-

-
甲氧基聚乙二醇SPA酯 mPEG-Succinimidyl Propionate
-

-
四臂聚乙二醇SAS酯 4 arm PEG-Succinimidyl Amido Succinate
-

-
四臂聚乙二醇SC酯 4 arm PEG-Succinimidyl Carbonate
-

-
四臂聚乙二醇SS酯 4 arm PEG-Succinimidyl Succinate
-

-
甲氧基聚乙二醇SAS酯四分子量套装 mPEG-Succinimidyl Amido Succinate, 4 MW Kit
-

-
甲氧基聚乙二醇-NPC酯 mPEG-Nitrophenyl Carbonate
-

-
NPC酯-聚乙二醇-NPC酯 Nitrophenyl Carbonate-PEG-Nitrophenyl Carbonate
-

-
tBOC-氨基-PEG-对硝基苯基碳酸酯 tBOC-NH-PEG-Nitrophenyl Carbonate
-

-
tBOC-氨基-聚乙二醇-SC酯 tBOC-NH-PEG-Succinimidyl Carbonate
-

-
鼠源RNase抑制剂
-

-
Fast DNA Spin Kit for Soil (MP土壤基因组DNA纯化试剂盒)
-

-
羧甲基纤维素钠|Carboxymethyl cellulose sodium salt|CMC Na (货号:117221)
-

-
5’-腺苷二磷酸二钠盐|ADP.2Na|16178-48-6|Adenosine 5-diphosphate disodium salt
-

-
乙酰辅酶A.3Na
-

-
5’-单磷酸腺苷.2Na
-

-
5’-二磷酸腺苷.Na
-

-
5’-三磷酸腺苷2Na
-

-
尿苷二磷酸-半乳糖,2Na
-

-
尿苷二磷酸-葡萄糖,2Na
-

-
ADP2Na;腺苷-5'-二磷酸二钠盐
-

-
Alkaline Phosphatase Mutein, recombinant,from calf intestine, expressed in Pichia pastoris, lyophilizate
-

-
Alkaline Phosphatase, recombinant, highly active from calf intestine, expressed in Pichia pastoris, solution
-

-
Alkaline Phosphatase, recombinant, highly active, carbohydrate reduced,from calf intestine, expressed in Pichia pastoris, solution
-

-
β-Galactosidase, recombinant, EIA Grade,from E. coli overproducer, lyophilizate
-

-
NAD, Grade I,free acid
-

-
NADH, Grade I,disodium salt
-

-
NADH, Grade II,disodium salt
-

-
NADH, Grade II,for potassium test, disodium salt
-

-
NADP,disodium salt
-

-
NADP,monopotassium salt
-

-
NADPH,tetrasodium salt
-

-
Thio-NAD,free acid
-

-
NADH, Grade I(试剂级)
-

-
NADH, Grade II(食品级)
-

-
NADP-2Na,Grade I(医药级)
-

-
PIPES-2Na; 哌嗪-N,N’-双(2-乙磺酸)二钠盐
-

-
PIPES-1.5Na; 哌嗪-N,N'-二 (2-乙磺酸)倍半钠盐
-

-
测序级天冬氨酰蛋白内切酶 Endoproteinase Asp-N
-

-
磁珠法微量病毒RNA提取试剂盒
-

-
磁珠法组织RNA提取试剂盒
-

-
(R,S)-N-Nitrosoanabasine
-

-
(R,S)-N-Nitrosoanatabine
-

-
NAT, (R,S)-N-Nitrosoanatabine
-

-
NAT-d4
-

-
NAT-β-D-glucuronide
-

-
NAB, (R,S)-N-Nitrosoanabasine
-

-
NAB-d4
-

-
rac-NAB-D-glucoside
-

-
NNA 4-(N-Methyl-N-nitrosamino) -4-(3-pyridyl)butanal
-

-
iso-NNAL iso-4-(methylnitrosamino) -1-(3-pyridyl)-1-butanol
-

-
NNAL 4-(Methylnitrosamino) -1-(3-pyridyl)-1-butanol
-

-
NNAL-1,2’,3’,4’,5’,6’-13C6
-

-
NNAL-Methyl-d3
-

-
NNAL-N-β-D-glucuronide
-

-
NNAL-d3-N-β-D-glucuronide
-

-
NNAL-N-Oxide
-

-
0.1mol/l Ammonium Thiocyanate Solution(N/10)
-

-
0.1mol/l Potassium Thiocyanate Solution (N/10)
-

-
EDTA-2Na solution(0.01mol/l)
-

-
EDTA-2Na solution(0.02mol/l)
-

-
EDTA-2Na solution(0.1mol/l)
-

-
EDTA-2Na solution(0.05mol/l)
-

-
Ammonium thiocyanate 0.05N
-

-
Ammonium thiocyanate 0.1N
-

-
Ammonium thiocyanate 0.1N
-

-
Ammonium thiocyanate 1.0N 1.0M
-

-
Ammonium thiocyanate 1.0N 1.0M
-

-
Potassium thiocyanate 0.02N 0.02M
-

-
Potassium thiocyanate 0.02N 0.02M
-

-
Potassium thiocyanate 0.05N 0.05M
-

-
Potassium thiocyanate 0.05N 0.05M
-

-
Potassium thiocyanate 0.1N 0.1M
-

-
Potassium thiocyanate 0.1N 0.1M
-

-
Potassium thiocyanate 1.0N 1.0M
-

-
Potassium thiocyanate 1.0N 1.0M
-

-
Potassium thiocyanate 1.0N 1.0M
-

-
Sodium thiocyanate 0.1N 0.1M
-

-
Sodium thiocyanate 0.1N 0.1M
-

-
Sodium thiocyanate 1.0N 1.0M
-

-
Sodium thiocyanate 1.0N 1.0M
-

-
Ammonium thiocyanate 0.1N (0.1M)
-

-
Potassium thiocyanate 0.05N 0.05M
-

-
Crystal Violet Indicator, 0.1% (w/v) in Glacial Acetic Acid, for Nonaqueous Titrations
-

-
Crystal Violet Indicator, 0.2% (w/v) in Glacial Acetic Acid, for Nonaqueous Titrations
-

-
4,4-Bis(4-amino-l-naphtylazo)-2,2-stilbenedisulfonic Acid
-

-
BANASS-Brilliant Yellow Methanol (90) Solution
-

-
4,4- Bis(4-amino-1-naphtylazo)-2,2-stilbenedisulfonic Acid
-

-
2-Hydroxy-l-(2-Hydroxy-4-sulfo-l-naphthylazo) -3-naphthoic Acid
-

-
2-Hydroxy-l-(2-hydroxy-4-sulfo-l-naphthylazo)-3-naphthoic Acid, diluted with Potassium Sulfate
-

-
2-Hydroxy-l-(2-hydroxy-4-sulfo-l-naphthylazo)-3-naphthoic Acid, diluted with Potassium Sulfate
-

-
2-Hydroxy-l-(2-Hydroxy-4-sulfo-l-naphthylazo)-3-naphthoic Acid, Solution in Organic Solvent
-

-
Carbonate pH Standard Solution (pH 10.01)
-

-
Sodium Hydrogen Carbonate
-

-
TDS Standard 1382 ppm NaCl @25℃
-

-
Silver 5M NaNO3
-

-
Bromide 5M NaNO3
-

-
Chloride 5M NaNO3
-

-
Copper 5M NaNO3
-

-
Iodide 5M NaNO3
-

-
Potassium 5M NaCl
-

-
Lead 2.5M NaNO3
-

-
thiocyanate 5M NaNO3
-

-
thiocyanate 1000ppm
-

-
0.2w/v% p- Naphtholbenzein Acetic Acid Solution
-

-
Analytical Grade Water
-

-
Analytical Grade Water
-

-
Chromium(lll) Acetylacetonate
-
![Sodium 2,2-Dimethyl-2-silapentane-5-sulfonate[DSS] Sodium 2,2-Dimethyl-2-silapentane-5-sulfonate[DSS]](http://www.cxbio.com/skins/default/img/product_no_pic.gif)
-
Sodium 2,2-Dimethyl-2-silapentane-5-sulfonate[DSS]
-

-
N-(Dithiocarboxy)sarcosine Disodium Salt Dihydrate (DTCS Na)
-

-
N-(Dithiocarboxy)sarcosine Disodium Salt Dihydrate (DTCS Na)
-

-
N-Cinnamoyl-N -2,3-xylylhydroxylamine
-

-
Sodium Standard Solution (Na 100)
-

-
Sodium Standard Solution(Na l,000)
-

-
Vanadium Standard Solution(V 1000)
-

-
Vanadium Standard 1000ppm in 0.5M HNO3
-

-
Vanadium Standard 10000ppm in 0.5M HNO3
-

-
Standard-Li 250ppm, K 10,000ppm & Na 1,000ppm in 2% HNO3
-

-
Standard-Al 100ppm, Ba 100ppm, B 100ppm, K 1,000ppm, Si 500ppm, Ag 50ppm & Na 10
-

-
Solution, Na2SiO3, H2O, 1000mg/l
-

-
Vanadium 2-5% HNO3 (v/v) 100ug/mL
-

-
Vanadium 2% HNO3 1,000ug/mL
-

-
Vanadium 2% HNO3 1,000ug/mL
-

-
Vanadium 2% HCl 1,000ug/mL
-

-
Vanadium 2-5% HNO3 (v/v) 1000ug/mL
-

-
Vanadium 2-5% HNO3 (v/v) 10000ug/mL
-

-
Vanadium 15% HNO3 10,000ug/mL
-

-
Vanadium 15% HCl 10,000ug/mL
-

-
Internal Standard Mix 1 in 10% HNO3
-

-
Internal Standard Mix 2 6 Elements
-

-
Internal Standard Mix 3 in 7% HNO3
-

-
Internal Standard 5 Elements in 2-5% HNO3
-

-
Internal Standard 7 Elements in 5% HNO3
-

-
Internal Standard 7 Elements
-

-
Internal Standard 7 Elements
-

-
Internal Standard 7 Elements according to Test Method 200.8
-

-
Internal Standard 7 Elements according to Test Method 6020
-

-
Calcium Carbonate
-

-
Stray Light Inorganic Cut-off filter (227nm )Lithium Carbonate
-

-
Stray Light Inorganic Cut-off filter (227nm) Lithium Carbonate
-

-
Methanol, Luminasol(R)
-

-
Dimethyl Sulfoxide, Luminasol(R)
-

-
Acetonitrile, Luminasol(R)
-

-
Silver Vanadate
-

-
System Suitability Set to JP;Reagent H2O,0.5 mg/L C from Sodium Dodecylbenzene Sulfonate
-

-
0.5 mg/L C from Sodium Dodecylbenzene Sulfonate
-

-
TIC Standard 0.5mg/L as Na2CO3
-

-
TIC Standard 1.0mg/L as Na2CO3
-

-
TIC Standard 1.5mg/L as Na2CO3
-

-
TIC Standard 2mg/L as Na2CO3
-

-
TIC Standard 5mg/L as Na2CO3
-

-
TIC Standard 10mg/L as Na2CO3
-

-
TIC Standard 25mg/L as Na2CO3
-

-
TIC Standard 50mg/L as Na2CO3
-

-
TIC Standard 4mg/L as Na2CO3
-

-
TOC Standard 50mg/L C as Nicotinamide
-

-
TOC Standard 0.5mg/L C as Nicotinamide
-

-
Sodium Ion Standard Solution (Na+: 1,000ppm)
-

-
Nitrite NaNO2 H2O 1000mg/L
-

-
Multi Element Standard in H2O / Tr HNO3 Na 200ppm K 10ppm Mg 2ppm
-

-
Chlorinated Pesticides in Dogfish liver Oil
-

-
Polycarbonate for Positron Hole-size Measurements 洵价
-

-
Fine Alumina Powder for Fine Ceramics-Low Purity
-
![Arsenate[As(V)] Solution Arsenate[As(V)] Solution](http://www.cxbio.com/skins/default/img/product_no_pic.gif)
-
Arsenate[As(V)] Solution
-

-
Sodium Carbonate
-

-
Polybrominated Diphenyl Ethers in Polystyrene (High Concentration)(contained:5sheet;non-contained;2sheet)
-

-
Fine Alumina Powder for Fine Ceramics-High Purity
-

-
Polybrominated Diphenyl Ethers in Poly(Vinyl Chloride) Resin(contained:lsheet;non-contained:1sheet)
-

-
n-Octadecyl 3-(3',5'-Di-t-butyl-4'-hydroxyphenyl)propionate Standard
-

-
Pentaerythritol Tetrakis[3-(3',5'-di-t-butyl -4'-hydroxyphenyl)propionatel Standard
-

-
Decahydronaphthalene(mixture of cis-and trans-)
-

-
Tetrahydronaphthalene
-

-
Curcumin, Natural
-

-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-

-
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
-

-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-

-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-

-
CSK Standard Solution nitrate (contains 3.05% NaCl)
-

-
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
-

-
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
-

-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-

-
CSK Standard Solution nitrate (contains 3.05% NaCl)
-

-
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
-

-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-

-
CSK Standard Solution nitrate (contains 3.05% NaCl)
-

-
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
-

-
CSK Standard Solution Silicate (contains 3.05% NaCl)
-

-
CSK Standard Solution nitrate (contains 3.05% NaCl)
-

-
CSK Standard Solution nitrate (contains 3.05% NaCl)
-

-
Sodium linear-Alkylbenzenesulfonate
-

-
Calcium Carbonate
-

-
Dibutyl Disulfide for Analysis of Sulfur Content
-

-
N-亚硝基假木贼碱 (NAB)
-

-
N-亚硝基新烟草碱 (NAT)
-

-
(R,S)-N-亚硝基新烟草碱 (NAT) D4
-

-
Analytical Volumetric Solution Hydrochloric Acid 0.01N(0.01M)
-

-
Analytical Volumetric Solution HydroChoric Acid 0.1N 0.1M
-

-
Analytical Volumetric Solution Hydrochloric Acid 1.0N 1.0M
-

-
Analytical Volumetric Solution Iodine 0.01N 0.005M
-

-
Analytical Volumetric Solution Iodine 0.01N 0.005M
-

-
Analytical Volumetric Solution Iodine 0.01M 0.02N
-

-
Analytical Volumetric Solution Iodine 0.01M 0.02N
-

-
Analytical Volumetric Solution Potassium Hydroxide 0.1N 0.1M
-

-
Analytical Volumetric Solution Potassium Hydroxide 1.0N 1.0M
-

-
Potassium thiocyanate solution 20% w/v
-

-
Potassium thiocyanate solution 5% w/v
-

-
Analytical Volumetric Solution Sodium Hydroxide 10N (10M)
-

-
Analytical Volumetric Solution Sodium Hydroxide 0.01N (0.01M)
-

-
Analytical Volumetric Solution Sodium Hydroxide 0.02N 0.02M
-

-
Analytical Volumetric Solution Sodium Hydroxide 0.1N 0.1M
-

-
Analytical Volumetric Solution Sodium Hydroxide 0.1N 0.1M
-

-
Analytical Volumetric Solution Sodium Hydroxide 0.25N 0.25M
-

-
Analytical Volumetric Solution Sodium Hydroxide 0.35465N 0.35465M
-

-
Analytical Volumetric Solution Sodium Hydroxide 0.5N 0.5M
-

-
Sodium Carbonate 20%
-

-
Analytical Volumetric Solution Sodium Thiosulphate 0.05N 0.05M
-

-
Analytical Volumetric Solution Sodium Thiosulphate 0.0551N 0.0551M
-

-
Analytical Volumetric Solution Sodium Thiosulphate 0.1N 0.1M
-

-
TISAB for wine analysis (Dir. 2676/90) for the fluoride determination by selective electrodes.
-

-
Phosphatase Test Carbonate Bi-Carbonate Buffer (Aschafenburg and Mullen Phosphatase test Buffer)
-

-
Potassium Permanganate , 5% w/v
-

-
Sodium Hydroxide, NaOH, 2% w/v
-

-
酸性橙6 NaCl ( 工业级)
-

-
Analytical Volumetric Solution Calcium chloride 0.02N 0.01M
-

-
Analytical Volumetric Solution Hydrochloric Acid 6.0N 6.0M
-

-
Mehlich #3 Final Extraction Reagent
-

-
CSK标准溶液硅酸盐(含3.05%NaCl, S1:50.0ug atom/L)
-

-
CSK标准溶液硅酸盐(含3.05%NaCl, Si:0.0ug atom/L)
-

-
CSK标准溶液硅酸盐(含3.05%NaCl,Si:100ug atom/L)
-

-
CSK标准溶液硝酸盐(含3.05%NaCl,N:20.00ug atom/L)
-

-
CSK标准溶液硅酸盐(含3.05%NaCl, Si:10.0ug atom/L)
-

-
CSK标准溶液硝酸盐(含3.05%NaCl,N:5.00ug atom/L)
-

-
CSK标准溶液硅酸盐(含3.05%NaCl, Si:200ug atom/L)
-

-
CSK栎准溶液硝酸盐(含3.05%NaCl, N:40.00ug atom/L)
-

-
CSK标准溶液硅酸盐(含3.05%NaCl,. Si:5.0ug atom/L)
-

-
CSK标准溶液硝酸盐(含3.05%NaCl, N:0.00ug atom/L)
-

-
CSK标准溶液硝酸盐(含3.05%NaCl, N:10.00ug atom/L)
-

-
2,6-Toluene diisocyanate - Methoxyphenyl piperazinyl
-

-
Hexamethylene diisocyanate -Methoxyphenyl piperazinyl
-

-
Methylene bisphenyl isocyanate -Methoxyphenyl piperazinyl
-

-
ProteinA胶体金颗粒
-

-
ProteinA 包被板
-

-
3,5-二氯-2-羟基苯磺酸钠|54970-72-8|DHBS|Sodium 3,5-chloro-6-hydroxybenzenesulfonate
-

-
MPT-NAG|149263-94-5|6-甲基-2-硫代吡啶-N-乙酰-β-D-葡萄糖苷
-

-
PNP-NAG
-

-
果糖-1,6-二磷酸.3Na
-

-
葡萄糖-6-磷酸.2Na
-

-
D-葡萄糖-6-磷酸.Na
-

-
EDTA-Na2; 乙二胺四乙酸二钠二水合物
-

-
EDTA-Na4; 乙二胺四乙酸四钠盐二水合物
-

-
Zwittergent 3-14,zwitterionic detergent, powder, N-Tetradecyl-N,N-dimethyl-3-ammonio-1-propane-sulfonate
-

-
N-羟乙基乙二胺-N,N',N'-三乙酸.3Na
-
![3-[(3-Cholamidopropyl)dimethylammonio]-2-Hydroxy-1-Propane sulfonate 3-[(3-Cholamidopropyl)dimethylammonio]-2-Hydroxy-1-Propane sulfonate](http://www.cxbio.com/UploadFiles/Others/product_no_pic.gif)
-
3-[(3-Cholamidopropyl)dimethylammonio]-2-Hydroxy-1-Propane sulfonate
-

-
氧化型辅酶I|烟酰胺腺嘌呤二核苷酸|53-84-9| β-NAD
-

-
Alkalophilic proteinase
-

-
Creatinine deiminase
-

-
D-Fructose dehydrogenase
-

-
Formaldehyde dehydrogenase
-

-
Glycerol-3-phosphate dehydrogenase
-

-
Glucose-6-phosphate dehydrogenase
-

-
Glucose-6-phosphate dehydrogenase
-

-
Glucose dehydrogenase (NAD(P)-dependent)
-

-
Glucose dehydrogenase (PQQ-dependent)
-

-
Glutamate dehydrogenase(NADP dependent)
-

-
Glutamate dehydrogenase (NAD dependent)
-

-
Glutamate dehydrogenase (NADP dependent)
-

-
Glycerol dehydrogenase
-

-
Glycerol kinase
-

-
Glycerol kinase
-

-
D-3-Hydroxybutyrate dehydrogenase
-

-
Hexokinase
-

-
Lactate dehydrogenase
-

-
D-Lactate dehydrogenase
-

-
Leucine dehydrogenase
-

-
Malate dehydrogenase
-

-
Protocatechuate 3,4-dioxygenase
-

-
Anti biotin monoclonal antibody
-

-
1,5-Anhydroglucitol-6-phosphate Dehydrogenase
-

-
3-alpha-Hydroxysteroid Dehydrogenase
-

-
12α-Hydroxysteroid Dehydrogenase
-

-
3-Hydroxybutyrate Dehydrogenase
-

-
ADP-dependent Hexokinase
-

-
ADP-dependent Hexokinase
-

-
Diaphorase (NADH)
-

-
Diaphorase (NADPH)
-

-
Glucose-6-phosphate Dehydrogenase
-

-
Glycerol Kinase
-

-
Hexokinase
-

-
Hexokinase
-

-
NAD Synthetase
-

-
Phosphofructokinase
-

-
Sphingomyelinase
-

-
Xanthine Dehydrogenase
-

-
Creatine Kinase
-

-
Lactate Dehydrogenase
-

-
Adenosine Deaminase,from calf intestine, suspension
-

-
Cholesterol Esterase,from Pseudomonas species, lyophilizate
-

-
Cholesterol Esterase, chemically modified,from Pseudomonas species, lyophilizate
-

-
Cholesterol Esterase,from Pseudomonas species, solution
-

-
Creatinase,from microorganism, lyophilizate
-

-
Creatininase,from microorganism, lyophilizate
-

-
Creatinine Deaminase,from Corynebacterium lilium, lyophilizate
-

-
Galactose 1-Dehydrogenase,from E.coli overproducer, lyophilizate
-

-
Galactose 1-Dehydrogenase,from E.coli overproducer, 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), 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, 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 yeast, lyophilizate
-

-
Glutamate Dehydrogenase (NAD(P)),from E.coli overproducer, lyophilizate
-

-
Glutamate Dehydrogenase (NAD(P)),from beef liver, lyophilizate
-

-
Glutamate Dehydrogenase (NAD(P)),from beef liver, chemically modified, lyophilizate
-

-
Glutamate Dehydrogenase (NAD(P)),from beef liver, solution
-

-
Glycerol Kinase (GK),from Bacillus stearothermophilus, lyophilizate
-

-
Glycerol Kinase (GK),from Bacillus stearothermophilus, solution
-

-
Glycerol Kinase (GK), concentrated,from Bacillus stearothermophilus, solution
-

-
Glycerol-3-phosphate Dehydrogenase,from rabbit muscle, suspension
-

-
Hexokinase (HK),from yeast overproducer, lyophilizate
-

-
Hexokinase (HK), chemically modified,from yeast overproducer, lyophilizate
-

-
Hexokinase (HK),from yeast overproducer, solution
-

-
Hexokinase (HK),from yeast, lyophilizate
-

-
L-Lactate Dehydrogenase (L-LDH),from pig muscle, for use of AST/GOT-Determination according to IFCC recommendations, lyophilizate
-

-
L-Lactate Dehydrogenase (L-LDH), chemically modified,from pig muscle, for use of AST/GOT-Determination according to IFCC recommendations, solution
-

-
L-Lactate Dehydrogenase (L-LDH),from pig muscle, suspension
-

-
L-Lactate Dehydrogenase (L-LDH),chemically modified,from pig heart, lyophilizate
-

-
L-Lactate Dehydrogenase (L-LDH),from pig heart, suspension
-

-
L-Lactate Dehydrogenase (L-LDH)from rabbit muscle, suspension
-

-
Lipoprotein Lipase,from Pseudomonas species, lyophilizate
-

-
Lipoprotein Lipase, chemically modified,from Pseudomonas species, lyophilizate
-

-
Malate Dehydrogenase,from pig heart, lyophilizate
-

-
Malate Dehydrogenase, chemically modified,from pig heart, lyophilizate
-

-
Malate Dehydrogenase, IFCC Quality,from pig heart, lyophilizate
-

-
Malate Dehydrogenase, IFCC Quality,from pig heart, solution
-

-
N-Methylhydantoinase (ATP-hydrolyzing),from Arthrobacter species, expressed in E. coli, lyophilizate
-

-
NAD(P)H Dehydrogenase (quinone) (Diaphorase),from pig heart, suspension
-

-
Phosphogluconate Dehydrogenase (decarboxylating),from yeast, lyophilizate
-

-
6-Phosphogluconolactonase,from Leuconostoc mesenteroides, lyophilizate
-

-
Pyruvate Kinase,from Bacillus stearothermophilus, lyophilizate
-

-
Pyruvate Kinase,from rabbit muscle, suspension
-

-
Carboxypeptidase B, recombinant,from rat pancreas, expressed in Pichia pastoris, solution
-

-
Endoproteinase Asp-N, Sequencing Grade,from a mutant of Pseudomonas fragi, lyophilizate
-

-
Endoproteinase Glu-C,from Staphylococcus aureus V8, lyophilizate, salt-free
-

-
Endoproteinase Glu-C, Sequencing Grade,from Staphylococcus aureus V8, 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, solution
-

-
Pronase,from Streptomyces griseus, lyophilizate
-

-
Trypsin, recombinant,from porcine pancreas, expressed in Pichia pastoris
-

-
N-Acylmannosamine 1-dehydrogenase (NAMD-E)
-

-
Creatinase (C2-AE)
-

-
Creatinase (C2-AT)
-

-
Creatininase (C1- E)
-

-
L-Fucose dehydrogenase(FDH-E)*
-

-
Glucose-6-phosphate dehydrogenase (GPD-M)
-

-
Glutaminase (GLN)
-

-
3alpha-Hydroxysteroid dehydrogenase (3aHSD-E)
-

-
Lactate dehydrogenase (LDH-P)
-

-
Lactate dehydrogenase (LDH-R)
-

-
Malate dehydrogenase (MDH-P)
-

-
Tannase (TAH)
-

-
Cholesterol dehydrogenase
-

-
Glucose-6-Phosphate Dehydrogenase
-

-
Glycerol Kinase 6495.
-

-
Hexokinase
-

-
Lactate Dehydrogenase
-

-
Lactate Dehydrogenase
-

-
Malate Dehydrogenase 1521.
-

-
Glucose Dehydrogenase (NAD Dependent)
-

-
Glucose-6-Phosphate Dehydrogenase
-

-
Hexokinase
-

-
Proteinase K
-

-
Glycerol Kinase Amano2
-

-
Cholesterol Dehydrogenase Amano 5
-

-
Glucose Dehydrogenase Amano 2
-

-
Lactate Dehydrogenase Amano 3
-

-
Malate Dehydrogenase Amano 3
-

-
克拉维酸钾|61177-45-5|Clavulanate K
-

-
Penicillinase
-

-
Penicillinase Bulk Powder
-

-
3,5-二氯苯磺酸.2Na
-

-
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
-

-
NA-P-甲苯磺酰-L-精氨酸甲酯盐酸盐
-

-
1.10菲啰啉, 1,10-Phenanthroline monohydrate, 5144-89-8
-

-
无水1.10菲啰啉, 1,10-Phenanthroline, 66-71-7
-

-
玫瑰红酸钠, Sodium rhodizonate, 523-21-7
-

-
萘酚绿B,Naphthol Green B ,19381-50-1
-

-
蛋白A|Recombinant Protein A
-

-
蛋白A/G|Recombinant Protein A/G
-

-
蛋白L | Recombinant Protein L
-

-
Mannan-binding lectin (human, MBL)
-

-
Mannan-binding lectin (chicken, MBL)
-

-
Mannan-binding lectin (rat, MBL)
-

-
Mannan-binding lectin (horse/swine, MBL)
-

-
FastDNA? Spin Kit for Soil
-

-
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 (Lactateoxidase),from Pediococcus species, lyophilizate
-

-
Recombinant Cholesterol Oxidase
-

-
Glucose Oxidase Amano NA
-

-
trans-2-Nonenal 2,4-Dinitrophenylhyd razone Standard
-

-
CNA标准品
-

-
TFNA-AM标准品
-

-
TFNA标准品
-

-
2- (3-chlorophenoxy)propionamide
-

-
Methylene dithiocyanate
-

-
Oxpoconazole fumarate
-

-
Quinonamid
-

-
N-Nitrosoanatabine 2,4,5,6 D4, 10ng/ul 于丙酮
-

-
Prynachlor,10ng/ul 于环己烷
-

-
USP Solution Ammonium Carbonate TS Conforms to USP 34
-

-
USP Solution Ammonium Carbonate TS Conforms to USP 34
-

-
USP Solution Ammonium Thiocyanate TS Conforms to USP 34
-

-
USP Solution Ammonium Thiocyanate TS Conforms to USP 34
-

-
USP Solution Potassium Carbonate TS Conforms to USP 34
-

-
USP Solution Potassium Carbonate TS Conforms to USP 34
-

-
USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
-

-
USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
-

-
European Pharmacopoeia Reagent Ammonium Carbonate Solution
-

-
European Pharmacopoeia Reagent Iodoplatinate reagent
-

-
European Pharmacopoeia Reagent Molybdovanadic reagent
-

-
European Pharmacopoeia Reagent Naphtolbenzein Solution
-

-
European Pharmacopoeia Reagent Potassium Permanganate Solution
-

-
European Pharmacopoeia Reagent Potassium Pyroantimonate Solution
-

-
European Pharmacopoeia Reagent Sodium Carbonate Solution
-

-
European Pharmacopoeia Reagent Zinc chloride Solution iodinated
-

-
European Pharmacopoeia Reagent 0.1M Ammonium thiocyanate
-

-
European Pharmacopoeia Reagent 0.02M Potassium Permanganate
-

-
European Pharmacopoeia Reagent Concentrated to make Sodium Standard sol (200ppm Na)
-

-
Morphine-3-beta-D-glucuronide-D3,100ug/mL 于甲醇/0.5%NaOH
-

-
Nalorphine HCl,1.0mg/mL as free base
-

-
Fluconazole impurity B
-

-
Fluconazole impurity C
-

-
Mab Mix creatinine kinase isoenzyme MM
-

-
MABM-INN22-IgG Human chorionic gonadotropin b-chain
-

-
Creatine Kinase-MM Monoclonal Antibody (14.15)
-

-
Creatine Kinase-MM Monoclonal Antibody (14.5)
-

-
Creatine Kinase-MM Monoclonal Antibody (14.52)
-

-
Wakopak Navi C18-5硅胶柱(235-60531)
-

-
Wakopak Navi C18-5硅胶柱(231-60533)