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Biochimica et biophysica acta最新文献

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The carbohydrate components of ovine luteinizing hormone 羊黄体生成素的碳水化合物成分
Biochimica et biophysica acta Pub Date : 1963-10-29 DOI: 10.1016/0006-3002(63)91641-X
Earl F. Walborg Jr., Darrell N. Ward
{"title":"The carbohydrate components of ovine luteinizing hormone","authors":"Earl F. Walborg Jr.,&nbsp;Darrell N. Ward","doi":"10.1016/0006-3002(63)91641-X","DOIUrl":"10.1016/0006-3002(63)91641-X","url":null,"abstract":"<div><p>The quantitative analysis of the carbohydrate components of ovine luteinizing hormone demonstrated the presence of 8 residues of <em>N</em>-acetylglucosamine, 3 residues of <em>N</em>-acetylgalactosamine, 7 residues of mannose, 2 residues of galactose, 1 residue of fucose and 0–1 residue of sialic acid per molecule. The number of residues of each carbohydrate subunit was calculated assuming a molecular weight of 28 000.</p></div>","PeriodicalId":94301,"journal":{"name":"Biochimica et biophysica acta","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1963-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0006-3002(63)91641-X","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23683019","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 41
The resistance to dispersion of collagen fibres formed in vitro in the presence of ascorbic acid 在体外抗坏血酸存在下形成的胶原纤维对分散的抵抗力
Biochimica et biophysica acta Pub Date : 1963-10-29 DOI: 10.1016/0006-3002(63)91639-1
J.K. Candlish, G.R. Tristram
{"title":"The resistance to dispersion of collagen fibres formed in vitro in the presence of ascorbic acid","authors":"J.K. Candlish,&nbsp;G.R. Tristram","doi":"10.1016/0006-3002(63)91639-1","DOIUrl":"10.1016/0006-3002(63)91639-1","url":null,"abstract":"<div><p>Collagen fibres have been allowed to form by warming soluble collagen at pH 7.4 to 37° in the presence of amounts of ascorbic acid which are within the physiological range (up to 10<sup>−4</sup> M). Such fibres are more resistant to dispersion by denaturants, enzymes with little or no group specificity, and ultrasonic treatment than fibres formed in the presence of buffer alone. This stabilising effect appears to be associated with the enol grouping of ascorbic acid. The possibility of an analogous stabilisation mechanism <em>in vivo</em> is discussed.</p></div>","PeriodicalId":94301,"journal":{"name":"Biochimica et biophysica acta","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1963-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0006-3002(63)91639-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23683017","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 9
Metabolism of chondroitinsulphate in the epiphyseal plate of puppies 幼犬骨骺板软骨胰岛素代谢的研究
Biochimica et biophysica acta Pub Date : 1963-10-29 DOI: 10.1016/0006-3002(63)91640-8
J.M. Bowness
{"title":"Metabolism of chondroitinsulphate in the epiphyseal plate of puppies","authors":"J.M. Bowness","doi":"10.1016/0006-3002(63)91640-8","DOIUrl":"10.1016/0006-3002(63)91640-8","url":null,"abstract":"<div><p></p><ul><li><span>1.</span><span><p>1. The infrared spectra of partially purified acid mucopolysaccharide preparations from epiphyseal plate showed bands characteristic of chondroitinsulphate C as well as A, though no sharp chromatographic separation of the two was obtained.</p></span></li><li><span>2.</span><span><p>2. Chromatography of unfractionated epiphyseal-plate extracts showed the presence of two protein peaks whose position in the elution pattern roughly coincided with two chondroitinsulphate peaks.</p></span></li><li><span>3.</span><span><p>3. The rates of metabolism of the mixed chondroitinsulphates of various tissue extracts have been compared by the use of radioactive sulphate. The epiphyseal-plate chondroitinsulphate was metabolished at a much faster rate than from ribs. The chondroitinsulphate extractable only with alkali was distinguished from that extractable with water by a lower rate of metabolism, particularly evident in the extract of the epiphyseal-metaphyseal junction, and by the infrared spectrum, which indicates that it has a lower content of chondroitinsulphate C.</p></span></li><li><span>4.</span><span><p>4. Chromatography of aqueous epiphyseal-plate extracts obtained at various times after injection of Na<sub>2</sub><sup>35</sup>SO<sub>4</sub> demonstrated the depolymerisation <em>in vivo</em> of chondroitinsulphate, mainly prior to desulphation.</p></span></li></ul></div>","PeriodicalId":94301,"journal":{"name":"Biochimica et biophysica acta","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1963-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0006-3002(63)91640-8","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23683018","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 13
Trois heterosaccharides du colostrum humain 人类初乳的三种异糖
Biochimica et biophysica acta Pub Date : 1963-10-29 DOI: 10.1016/0006-3002(63)91647-0
René Got, Jaqueline Font, Roland Bourrillon
{"title":"Trois heterosaccharides du colostrum humain","authors":"René Got,&nbsp;Jaqueline Font,&nbsp;Roland Bourrillon","doi":"10.1016/0006-3002(63)91647-0","DOIUrl":"10.1016/0006-3002(63)91647-0","url":null,"abstract":"","PeriodicalId":94301,"journal":{"name":"Biochimica et biophysica acta","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1963-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0006-3002(63)91647-0","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23682781","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
The distribution of acid mucopolysaccharides in skin of diabetic rats 糖尿病大鼠皮肤酸性粘多糖的分布
Biochimica et biophysica acta Pub Date : 1963-10-29 DOI: 10.1016/0006-3002(63)91649-4
Sara Schiller, Albert Dorfman
{"title":"The distribution of acid mucopolysaccharides in skin of diabetic rats","authors":"Sara Schiller,&nbsp;Albert Dorfman","doi":"10.1016/0006-3002(63)91649-4","DOIUrl":"10.1016/0006-3002(63)91649-4","url":null,"abstract":"","PeriodicalId":94301,"journal":{"name":"Biochimica et biophysica acta","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1963-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0006-3002(63)91649-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23682783","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 27
The autolysis of cell walls of Streptococcus faecalis 粪链球菌细胞壁的自溶
Biochimica et biophysica acta Pub Date : 1963-10-29 DOI: 10.1016/0006-3002(63)91650-0
M.D. Montague
{"title":"The autolysis of cell walls of Streptococcus faecalis","authors":"M.D. Montague","doi":"10.1016/0006-3002(63)91650-0","DOIUrl":"10.1016/0006-3002(63)91650-0","url":null,"abstract":"","PeriodicalId":94301,"journal":{"name":"Biochimica et biophysica acta","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1963-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0006-3002(63)91650-0","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23682784","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Comparative biochemistry of skin the mucopolysaccharides of shark skin 鲨鱼皮粘多糖的皮肤生物化学比较
Biochimica et biophysica acta Pub Date : 1963-10-29 DOI: 10.1016/0006-3002(63)91636-6
Nobuko Seno, Karl Meyer
{"title":"Comparative biochemistry of skin the mucopolysaccharides of shark skin","authors":"Nobuko Seno,&nbsp;Karl Meyer","doi":"10.1016/0006-3002(63)91636-6","DOIUrl":"10.1016/0006-3002(63)91636-6","url":null,"abstract":"<div><p>Mucopolysaccharides were obtained and fractionated from the skin of two eleasmobranch fishes, the Blue shark and Sandbar shark. In both species, the main polysaccharide fractions were hyaluronic acid, and chondroitin sulfate B. The total mucopolysaccharide content, however, varied considerably. In both species, the chondroitin sulfate B fractions were oversulfated. In both species, keratosulfate appeared to be present in small amounts.</p></div>","PeriodicalId":94301,"journal":{"name":"Biochimica et biophysica acta","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1963-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0006-3002(63)91636-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23683014","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 52
The protein-polysaccharide linkage in ovalbumin 卵清蛋白中的蛋白-多糖连锁
Biochimica et biophysica acta Pub Date : 1963-10-29 DOI: 10.1016/0006-3002(63)91653-6
Ikuo Yamashina , Katsuko Ban-i, Mayumi Makino
{"title":"The protein-polysaccharide linkage in ovalbumin","authors":"Ikuo Yamashina ,&nbsp;Katsuko Ban-i,&nbsp;Mayumi Makino","doi":"10.1016/0006-3002(63)91653-6","DOIUrl":"10.1016/0006-3002(63)91653-6","url":null,"abstract":"","PeriodicalId":94301,"journal":{"name":"Biochimica et biophysica acta","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1963-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0006-3002(63)91653-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23686652","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 21
On the interaction between polysaccharides and other macromolecules 多糖与其他大分子的相互作用
Biochimica et biophysica acta Pub Date : 1963-10-29 DOI: 10.1016/0006-3002(63)91645-7
Torvard C. Laurent , Ingemar Björk , Adolph Pietruszkiewicz , Håkan Persson
{"title":"On the interaction between polysaccharides and other macromolecules","authors":"Torvard C. Laurent ,&nbsp;Ingemar Björk ,&nbsp;Adolph Pietruszkiewicz ,&nbsp;Håkan Persson","doi":"10.1016/0006-3002(63)91645-7","DOIUrl":"10.1016/0006-3002(63)91645-7","url":null,"abstract":"<div><p>A study of the diffusion behaviour of albumin, α-crystallin, fribrinogen, and turnip yellow mosaic virus in hyaluronic acid media has shown that the diffusion rates of these substances are markedly decreased by the presence of the polysaccharide. The relative decrease in the same as the corresponding effect observed on the sedimentation rates of these substances.</p><p>Investigation of eleven globular particles with diameters of 47–3650 Å established that the relative decrease of the sedimentation rate of a particle in the presence of hyaluronic acid was essentially a function of the diameter of the particle and the concentration of the polysaccharide and that the effect could be expressed by a simple exponential relationship. The results observed have been interpreted as a macromolecular-sieving effect of the polysaccharide.</p></div>","PeriodicalId":94301,"journal":{"name":"Biochimica et biophysica acta","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1963-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0006-3002(63)91645-7","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23682779","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 207
Preparation of a glycopeptide from ovine interstitial cell-stimulating hormone 用绵羊间质细胞刺激激素制备糖肽
Biochimica et biophysica acta Pub Date : 1963-10-29 DOI: 10.1016/0006-3002(63)91654-8
Harold Papkoff
{"title":"Preparation of a glycopeptide from ovine interstitial cell-stimulating hormone","authors":"Harold Papkoff","doi":"10.1016/0006-3002(63)91654-8","DOIUrl":"10.1016/0006-3002(63)91654-8","url":null,"abstract":"","PeriodicalId":94301,"journal":{"name":"Biochimica et biophysica acta","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1963-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0006-3002(63)91654-8","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23682787","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
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