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Comparative biochemistry and physiology最新文献

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Glycolytic and gluconeogenic enzymes in the quahog, Mercenaria mercernaria 圆蛤的糖酵解和糖异生酶
Comparative biochemistry and physiology Pub Date : 1970-12-01 DOI: 10.1016/0010-406X(70)90567-0
Robert H Engel, Marilynn J Neat
{"title":"Glycolytic and gluconeogenic enzymes in the quahog, Mercenaria mercernaria","authors":"Robert H Engel,&nbsp;Marilynn J Neat","doi":"10.1016/0010-406X(70)90567-0","DOIUrl":"10.1016/0010-406X(70)90567-0","url":null,"abstract":"<div><p></p><ul><li><span>1.</span><span><p>1. A number of key glycolytic and gluconeogenic enzymes were identified in the foot, mantle and gill tissue of the quahog, <em>Mercenaria mercenaria</em>.</p></span></li><li><span>2.</span><span><p>2. Catalytic rates averaged about 4 per cent of the rates found in rat liver, but revealed a general similarity in proportional enzyme activity between molluscan and mammalian tissue.</p></span></li><li><span>3.</span><span><p>3. Quahogs maintained under conditions of partial starvation showed changes in glycogen, glucose-6-phosphate dehydrogenase and fructose diphosphatase levels similar to those observed in mammalian tissue.</p></span></li></ul></div>","PeriodicalId":78189,"journal":{"name":"Comparative biochemistry and physiology","volume":"37 3","pages":"Pages 397-403"},"PeriodicalIF":0.0,"publicationDate":"1970-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0010-406X(70)90567-0","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72414487","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
Biochemical characteristics of insect microsomes: NADPH oxidation by intact microsomes from the housefly, Musca domestica 昆虫微粒体的生化特性:家蝇完整微粒体对NADPH的氧化
Comparative biochemistry and physiology Pub Date : 1970-12-01 DOI: 10.1016/0010-406X(70)90558-X
Margaret D Folsom, Ernest Hodgson
{"title":"Biochemical characteristics of insect microsomes: NADPH oxidation by intact microsomes from the housefly, Musca domestica","authors":"Margaret D Folsom,&nbsp;Ernest Hodgson","doi":"10.1016/0010-406X(70)90558-X","DOIUrl":"10.1016/0010-406X(70)90558-X","url":null,"abstract":"<div><p></p><ul><li><span>1.</span><span><p>1. The oxidation of reduced pyridine nucleotides by microsomal preparations from the abdomen of the adult housefly, <em>Musca domestica</em>, has been examined and characterized.</p></span></li><li><span>2.</span><span><p>2. NADPH oxidation is stimulated by exogenous cytochrome-<em>c</em> and inhibited by CO and sulfhydryl inhibitors.</p></span></li><li><span>3.</span><span><p>3. The effect of metal ions, synergists and known substrates for microsomal mixed function oxidases is also examined.</p></span></li><li><span>4.</span><span><p>4. Added xenobiotics substrates are not required for NADPH oxidation by these preparations.</p></span></li></ul></div>","PeriodicalId":78189,"journal":{"name":"Comparative biochemistry and physiology","volume":"37 3","pages":"Pages 301-310"},"PeriodicalIF":0.0,"publicationDate":"1970-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0010-406X(70)90558-X","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"15498813","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
A comparative immunologic and electrophoretic analysis of rat and mouse caseins 大鼠和小鼠酪蛋白的免疫学和电泳比较分析
Comparative biochemistry and physiology Pub Date : 1970-12-01 DOI: 10.1016/0010-406X(70)90570-0
Martin K feldman, Roberto L Ceriani
{"title":"A comparative immunologic and electrophoretic analysis of rat and mouse caseins","authors":"Martin K feldman,&nbsp;Roberto L Ceriani","doi":"10.1016/0010-406X(70)90570-0","DOIUrl":"10.1016/0010-406X(70)90570-0","url":null,"abstract":"<div><p></p><ul><li><span>1.</span><span><p>1. Caseins from rat and mouse milk were purified following rennin-Ca<sup>2=</sup> precipitation.</p></span></li><li><span>2.</span><span><p>2. Acrylamide gel electrophoresis revealed four components in rat and five componenst in mouse casein. At least one component migrated similarly in both caseins.</p></span></li><li><span>3.</span><span><p>3. Immunodiffusion and immunoelectrophoretic analysis indicated that anti-bodies to mouse casein exhibit incomplete cross-reactivity to similar casein components in mouse and rat milk. Antibodies to rat casein recognized four components in rat milk, an donly one component in mouse milk. The mouse milk component was identical to one of rat components.</p></span></li><li><span>4.</span><span><p>4. Radioimmunoprecipitation analysis suggested that antibodies against rat and mouse casein recognize heterologous caseins, but precipitation in less efficient.</p></span></li></ul></div>","PeriodicalId":78189,"journal":{"name":"Comparative biochemistry and physiology","volume":"37 3","pages":"Pages 421-424, IN5-IN7, 425-427"},"PeriodicalIF":0.0,"publicationDate":"1970-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0010-406X(70)90570-0","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"16081952","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
Serum characteristics of spawning (Polyodon spathula) 产卵(多齿鲨)的血清特征
Comparative biochemistry and physiology Pub Date : 1970-12-01 DOI: 10.1016/0010-406X(70)90560-8
Blake F Grant , Paul M Mehrle , Thomas R Russell
{"title":"Serum characteristics of spawning (Polyodon spathula)","authors":"Blake F Grant ,&nbsp;Paul M Mehrle ,&nbsp;Thomas R Russell","doi":"10.1016/0010-406X(70)90560-8","DOIUrl":"10.1016/0010-406X(70)90560-8","url":null,"abstract":"<div><p></p><ul><li><span>1.</span><span><p>1. Parallel estimates of thirteen serum parameters were made in four female and eight male paddlefish taken at spawning.</p></span></li><li><span>2.</span><span><p>2. Sexual “dimorphism” was found in serum non-protein nitrogen, cholestrol, and cortisol.</p></span></li><li><span>3.</span><span><p>3. Although paddlefish appeared to regulate the major electrolyte, Na, K and Cl, similar to other freshwater teleost, both sexes had lower serum Ca, NPN, protein and glucose concetrations.</p></span></li><li><span>4.</span><span><p>4. Low serum Ca levels in paddlefish suggest physiological hypocalcemia and, in this respect, paddlefish show phylogeneitc affinity to the other chondrostei, the sturgeons.</p></span></li></ul></div>","PeriodicalId":78189,"journal":{"name":"Comparative biochemistry and physiology","volume":"37 3","pages":"Pages 321-330"},"PeriodicalIF":0.0,"publicationDate":"1970-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0010-406X(70)90560-8","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77001734","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: 14
Contents lists 内容列表
Comparative biochemistry and physiology Pub Date : 1970-12-01 DOI: 10.1016/0010-406X(70)90573-6
{"title":"Contents lists","authors":"","doi":"10.1016/0010-406X(70)90573-6","DOIUrl":"https://doi.org/10.1016/0010-406X(70)90573-6","url":null,"abstract":"","PeriodicalId":78189,"journal":{"name":"Comparative biochemistry and physiology","volume":"37 3","pages":"Pages i-iv"},"PeriodicalIF":0.0,"publicationDate":"1970-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0010-406X(70)90573-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"137437858","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: 0
Serum proteins and haptoglobins of caribbean rodents 加勒比海啮齿动物的血清蛋白和触珠蛋白
Comparative biochemistry and physiology Pub Date : 1970-11-15 DOI: 10.1016/0010-406X(70)90554-2
F.T. Kimura, M.L. Johnson
{"title":"Serum proteins and haptoglobins of caribbean rodents","authors":"F.T. Kimura,&nbsp;M.L. Johnson","doi":"10.1016/0010-406X(70)90554-2","DOIUrl":"10.1016/0010-406X(70)90554-2","url":null,"abstract":"<div><p></p><ul><li><span>1.</span><span><p>Blood proteins of the <em>Plagiodontia hylaeum, Capromy's pilorides</em> and <em>Geocapromys ingrahami</em>, all beloning to a rare primitive family of rodents, Capromyidae, were examined by strach gel electrophoresis.</p></span></li><li><span>2.</span><span><p>2. Patterns characteristics of the species were found.</p></span></li><li><span>3.</span><span><p>3. Comparisons were made the blood proteins of the most closely related living family Myocastoridae, <em>Myocastor coypus</em> (nutria)</p></span></li><li><span>4.</span><span><p>4. Data on unique haptoglobin variants in the <em>Capromys pilorides</em> are presented. Three phenotypes are demonstrated.</p></span></li></ul></div>","PeriodicalId":78189,"journal":{"name":"Comparative biochemistry and physiology","volume":"37 2","pages":"Pages 277-278, IN1-IN2, 279-280"},"PeriodicalIF":0.0,"publicationDate":"1970-11-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0010-406X(70)90554-2","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"16563602","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: 0
Interspecific variation of tetrazolium oxidase in Sebastodes (rockfish) 岩鱼四唑氧化酶的种间变异
Comparative biochemistry and physiology Pub Date : 1970-11-15 DOI: 10.1016/0010-406X(70)90555-4
Allyin G. Johnson, Fred M. Utter, Harold O. Hodgins
{"title":"Interspecific variation of tetrazolium oxidase in Sebastodes (rockfish)","authors":"Allyin G. Johnson,&nbsp;Fred M. Utter,&nbsp;Harold O. Hodgins","doi":"10.1016/0010-406X(70)90555-4","DOIUrl":"10.1016/0010-406X(70)90555-4","url":null,"abstract":"<div><p></p><ul><li><span>1.</span><span><p>1. Fifteen species of <em>Sebastodes</em> were separated into three groups on the basis of mobility of tetrazolium oxidase in starch gels.</p></span></li><li><span>2.</span><span><p>2. An apparent relation was observed between tetrazolium oxidase mobility and spawning season.</p></span></li></ul></div>","PeriodicalId":78189,"journal":{"name":"Comparative biochemistry and physiology","volume":"37 2","pages":"Pages 281-282, IN3-IN4, 283-285"},"PeriodicalIF":0.0,"publicationDate":"1970-11-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0010-406X(70)90555-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73804893","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: 31
Effects of temperature on Drosophila—VI. Respiratory enzymes 温度对果蝇的影响。呼吸酶
Comparative biochemistry and physiology Pub Date : 1970-11-15 DOI: 10.1016/0010-406X(70)90549-9
Alice S. Hunter, Nelly Cediel
{"title":"Effects of temperature on Drosophila—VI. Respiratory enzymes","authors":"Alice S. Hunter,&nbsp;Nelly Cediel","doi":"10.1016/0010-406X(70)90549-9","DOIUrl":"10.1016/0010-406X(70)90549-9","url":null,"abstract":"<div><p></p><ul><li><span>1.</span><span><p>1. The activities of malic dehydrogenase, malic oxidase, succinic dehydrogenase, succinic oxidase and cytochrome oxidase were measured in homogenates of whole adult male and female <em>Drosophila melanogaster</em> grown at 15 and at 25°C. The activities assayed at 15 and 25°C are reported and only with succinic dehydrogenase was evidence of temperature adaptation noted.</p></span></li><li><span>2.</span><span><p>2. The activities of malic oxidase, malic dehydrogenase, succinic dehydrogenase and cytochrome oxidase were assayed in <em>D. pseudoobscura</em> grown at 15 and at 25°C. There was no evidence of temperature adaptation in the activities measured at 15 and at 25°C.</p></span></li><li><span>3.</span><span><p>3. Malic dehydrogenase and cytochrome oxidase were assayed in <em>D. willistoni</em> grown at 15 and at 25°C. The flies grown at the lower temperature have higher enzyme activity than those grown at 25°C. This is interpreted as a capacity adaptation.</p></span></li><li><span>4.</span><span><p>4. It is suggested that temperature adaptation would not be expected with some of these enzymes because their <em>Q</em><sub>10</sub> values are low. In general, the results reported here do not add support to the theory that eurythermal species such as <em>D. melanogaster</em> have a greater capacity for temperature adaptation than do stenothermal species such as <em>D. pseudoobscura</em> and <em>D. willistoni</em>.</p></span></li></ul></div>","PeriodicalId":78189,"journal":{"name":"Comparative biochemistry and physiology","volume":"37 2","pages":"Pages 243-249"},"PeriodicalIF":0.0,"publicationDate":"1970-11-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0010-406X(70)90549-9","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"15425229","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
News item 新闻
Comparative biochemistry and physiology Pub Date : 1970-11-15 DOI: 10.1016/0010-406X(70)90556-6
{"title":"News item","authors":"","doi":"10.1016/0010-406X(70)90556-6","DOIUrl":"https://doi.org/10.1016/0010-406X(70)90556-6","url":null,"abstract":"","PeriodicalId":78189,"journal":{"name":"Comparative biochemistry and physiology","volume":"37 2","pages":"Pages 287-288"},"PeriodicalIF":0.0,"publicationDate":"1970-11-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0010-406X(70)90556-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136597554","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: 0
The function of fatty acids in the diapause of the khapra beetle Trogoderma granarium everts 脂肪酸在卡伯拉甲虫滞育中的作用
Comparative biochemistry and physiology Pub Date : 1970-11-15 DOI: 10.1016/0010-406X(70)90545-1
R. Ikan , V. Stanić, E. Cohen, A. Shulov
{"title":"The function of fatty acids in the diapause of the khapra beetle Trogoderma granarium everts","authors":"R. Ikan ,&nbsp;V. Stanić,&nbsp;E. Cohen,&nbsp;A. Shulov","doi":"10.1016/0010-406X(70)90545-1","DOIUrl":"10.1016/0010-406X(70)90545-1","url":null,"abstract":"<div><p></p><ul><li><span>1.</span><span><p>1. Dietary fatty acid fraction of larval faeces of <em>Trogoderma granarium</em>, containing palmitic, stearic, oleic and linoleic acids, induces and maintains the diapause in the larvae of the same species; linoleic acid is highly efficient either by feeding or by injection.</p></span></li><li><span>2.</span><span><p>2. A comparative examination of the fatty acid composition of diapause and nondiapause larvae of <em>T. granarium</em> showed that the diapause insects have an increased concentration of the bound myristoleic, palmitoleic and linoleic acids accompanied by a decrease in palmitic acid content.</p></span></li><li><span>3.</span><span><p>3. Mass spectra, infra-red and <em>R</em><sub><em>f</em></sub> values for fatty acid esters of larval faeces are given.</p></span></li></ul></div>","PeriodicalId":78189,"journal":{"name":"Comparative biochemistry and physiology","volume":"37 2","pages":"Pages 205-214"},"PeriodicalIF":0.0,"publicationDate":"1970-11-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0010-406X(70)90545-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84281401","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: 18
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