N-Acetyl-4-benzoquinone imine

质疑｜NEJM 疑似误用「尿结晶」图片，医学顶刊也犯低级错误？！

-sulfamethoxazole 治疗，trimethoprim-sulfamethoxazole 翻译成中文就是甲氧苄氨嘧啶 / 磺胺甲基异恶唑，也就是我们平常所说的复方新诺明（TMP/SMX），患者的尿液显微镜检查显示为扇形结晶（附图如下），诊断为磺胺结晶引起的急性肾损伤。图源：《Sulfonamide Crystals》文章附图学术争鸣笔者认为这篇文章尿沉渣图片非常值得商榷笔者根据相关专业经验猜测文中所提供的图片并不是文中所说的 N - 乙酰磺胺甲基异恶唑 (n-acetyl sulfamethoxazole) 结晶

Characterization of Glycosaminoglycans by Capillary Electrophoresis

in which one or more glycosaminoglycan chains are attached to a core protein (1 ). Chondroitin and dermatan sulfates are comprised of alternating 1→3, 1→4 linked N -acetyl-d -galactosamine and hexuronic acid (either d -glucuronic or l -iduronic acid) residues

Assays for HSP90 and Inhibitors

of HSP90 inhibitors have already been identified. These include the benzoquinone ansamycin natural product geldanamycin and its analog, 17-allylamino-17-demethoxy-geldanamycin (17AAG), together with the chemically dissimilar natural product radicicol