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Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles最新文献

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[Serum iodothyronine concentrations and properties of mitochondria phosphorylative oxidations in old rats]. [老年大鼠血清碘甲状腺原氨酸浓度和线粒体磷酸化氧化的性质]。
Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles Pub Date : 1978-10-30
S Naltchayan, J Bouhnik, R Michel
{"title":"[Serum iodothyronine concentrations and properties of mitochondria phosphorylative oxidations in old rats].","authors":"S Naltchayan,&nbsp;J Bouhnik,&nbsp;R Michel","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Serum concentrations of T4 and T3 in 2 year-old Rats were decreased by about 30% compared to 2 month-old animals, but rT3 was similar. Activities of old Rats' liver mitochondria were near those of young thyroidectomized animals. Low circulating T3 partly explains metabolic changes observed during senescence.</p>","PeriodicalId":10544,"journal":{"name":"Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles","volume":"287 11","pages":"1047-9"},"PeriodicalIF":0.0,"publicationDate":"1978-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11325793","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
[Inhibition of post-hemicastration hypertrophy of the remaining testis by testosterone or aqueous testicular extract treatments in the young rat]. [睾酮或睾丸水提取物对幼鼠半胱氨酸切除后剩余睾丸肥大的抑制作用]。
Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles Pub Date : 1978-10-30
M T Hochereau-de Reviers, M de Reviers
{"title":"[Inhibition of post-hemicastration hypertrophy of the remaining testis by testosterone or aqueous testicular extract treatments in the young rat].","authors":"M T Hochereau-de Reviers,&nbsp;M de Reviers","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>In the 10 day old hemicastrated Rat daily injections of testosterone (total doses of 0.04 to 4 mg/Rat) or of proteinaceous extract of Rat testis (4 mg/Rat) inhibit compensatory hypertrophy of the remaining testis. Both testosterone and testicular proteinaceous extract could be involved in the growing processes of the testis, locally or by means of modification of gonadotropin secretion. Results have been analysed by covariance analysis to eliminate the influence of body weight variations.</p>","PeriodicalId":10544,"journal":{"name":"Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles","volume":"287 11","pages":"1015-8"},"PeriodicalIF":0.0,"publicationDate":"1978-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11325790","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
[Purfication and molecular weight of an RNA-dependant RNA polymerase from Brassicae oleracea var. Botrytis]. 一种依赖RNA聚合酶的纯化和分子量测定[j]。
Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles Pub Date : 1978-10-30
S Astier-Manifacier, P Cornuet
{"title":"[Purfication and molecular weight of an RNA-dependant RNA polymerase from Brassicae oleracea var. Botrytis].","authors":"S Astier-Manifacier,&nbsp;P Cornuet","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>An RNA-dependent RNA polymerase has been completely purified from Cauliflower inflorescences. Analysis of the purified enzyme on SDS-polyacrylamide gels showed one polypeptide chain with a molecular weight of 140,000 dalton. The enzyme is monomeric in its native state. The in vitro activity was completely dependent on added RNA, the most efficient templates being poly (U), poly (U, C), poly (I) and viral RNA.</p>","PeriodicalId":10544,"journal":{"name":"Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles","volume":"287 11","pages":"1043-6"},"PeriodicalIF":0.0,"publicationDate":"1978-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11325791","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
[Opiate receptor sites in neuronal and glial cell lines in culture]. [培养的神经元和神经胶质细胞系中的阿片受体位点]。
Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles Pub Date : 1978-10-30
F Garcin, J Ciesielski-Treska, G Ulrich, J C Louis, P Mandel
{"title":"[Opiate receptor sites in neuronal and glial cell lines in culture].","authors":"F Garcin,&nbsp;J Ciesielski-Treska,&nbsp;G Ulrich,&nbsp;J C Louis,&nbsp;P Mandel","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A stereospecific saturable high affinity binding of 3H-naloxone has been found in 3 glial and 2 neuronal cell lines. Kinetic study of binding seems to indicate only one class of receptor sites in the 5 cell lines. Acute exposure to morphine (1 X 10(-5)M) concurrent with PGE1-induced stimulation of adenylate cyclase did not result in a decrease of the cAMP level in any cell line tested.</p>","PeriodicalId":10544,"journal":{"name":"Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles","volume":"287 11","pages":"1023-6"},"PeriodicalIF":0.0,"publicationDate":"1978-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11432625","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
[Reversal of human ophthalmic vein blood flow : selective cooling of the brain]. [人类眼静脉血流的逆转:大脑的选择性冷却]。
Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles Pub Date : 1978-10-30
M Caputa, G Perrin, M Cabanac
{"title":"[Reversal of human ophthalmic vein blood flow : selective cooling of the brain].","authors":"M Caputa,&nbsp;G Perrin,&nbsp;M Cabanac","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Direction of blood flow in angularis oculi veins was recorded in humans. In mild hypothermia, blood flow was weak and directed from brain to face. In hyperthermia, however, blood flowed rapidly in the opposite direction, angularis oculi vein collecting cool facial blood and supplying cavernous sinus. Therefore selective cooling of human brain is possible.</p>","PeriodicalId":10544,"journal":{"name":"Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles","volume":"287 11","pages":"1011-4"},"PeriodicalIF":0.0,"publicationDate":"1978-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11325789","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
[Application of hydrophobic chromatography to the fractionation of wheat prolamins]. 疏水色谱法在小麦蛋白分离中的应用
Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles Pub Date : 1978-10-30
Y Popineau, B Godon
{"title":"[Application of hydrophobic chromatography to the fractionation of wheat prolamins].","authors":"Y Popineau,&nbsp;B Godon","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Hydrophobic chromatography is applied to the fractionation of wheat prolamins. Proteins are separated on \"Phenyl Sepharose CL 4B\" column. They are eluted by variations of pH and polarity of solvent. Components with the same electrophoretic mobility appear in several chromatographic fractions and gliadin groups, as indicated by Woychick classification, are heterogeneous. This method is excepted to give new information about interaction properties of gluten proteins.</p>","PeriodicalId":10544,"journal":{"name":"Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles","volume":"287 11","pages":"1051-4"},"PeriodicalIF":0.0,"publicationDate":"1978-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11325794","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
[Effect of blockade or stimulation of the reticuloendothelial system on the blood clearance kinetics of the anticholinesterase insecticide carbaryl in the rat]. [阻断或刺激网状内皮系统对大鼠抗胆碱酯酶杀虫剂西威因血液清除动力学的影响]。
Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles Pub Date : 1978-10-30
B Pipy, D Gaillard, C Declume, R Derache
{"title":"[Effect of blockade or stimulation of the reticuloendothelial system on the blood clearance kinetics of the anticholinesterase insecticide carbaryl in the rat].","authors":"B Pipy,&nbsp;D Gaillard,&nbsp;C Declume,&nbsp;R Derache","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The blood clearances of 14C-carbaryl and colloïdal carbon were studied in Rats with reticuloendothelial system (RES) inhibited or activated, and in control Rats. A correlation was established between the blood clearance kinetics of carbon particles and carbaryl; such data support the concept of the contribution of the RES in the disappearance of carbaryl from the circulation.</p>","PeriodicalId":10544,"journal":{"name":"Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles","volume":"287 11","pages":"1059-61"},"PeriodicalIF":0.0,"publicationDate":"1978-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11325646","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
[Evidence for plasmidic localization of "beta-lactamase" gene in a Pseudomonas aeruginosa strain, highly resistant to carbenicillin]. [对卡比西林高度耐药的铜绿假单胞菌菌株中“β -内酰胺酶”基因质粒定位的证据]。
Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles Pub Date : 1978-10-30
M Jouvenot, Y Michel-Briand, J M Laporte
{"title":"[Evidence for plasmidic localization of \"beta-lactamase\" gene in a Pseudomonas aeruginosa strain, highly resistant to carbenicillin].","authors":"M Jouvenot,&nbsp;Y Michel-Briand,&nbsp;J M Laporte","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Pseudomonas aeruginosa strain HL, isolated in Besançon (France), shows a high level of resistance for carbenicillin, as proved in preliminary studies. In this paper, we report the transfer of carbenicillin resistance from Pseudomonas aeruginosa HL1 carrying helper plasmids to other strains of the same species. Comparative study of beta-lactamase activity in the HL1 strain and in the conjugated strains allows confirmation of the transfer of an R-factor from the HL1 strain: in all these strains, the beta-lactamase has the same pI (5.3) and the same Vmax (relative to benzylpenicillin) for ampicillin, carbenicillin and cephaloridin.</p>","PeriodicalId":10544,"journal":{"name":"Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles","volume":"287 11","pages":"1067-70"},"PeriodicalIF":0.0,"publicationDate":"1978-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11325647","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
[Evidence for the existence in human sera of antibodies (IgG) reacting specifically with polyamines]. [人类血清中存在与多胺特异性反应的抗体(IgG)的证据]。
Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles Pub Date : 1978-10-30
A M Roch, G Quash, J Huppert
{"title":"[Evidence for the existence in human sera of antibodies (IgG) reacting specifically with polyamines].","authors":"A M Roch,&nbsp;G Quash,&nbsp;J Huppert","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":10544,"journal":{"name":"Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles","volume":"287 11","pages":"1071-4"},"PeriodicalIF":0.0,"publicationDate":"1978-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11325648","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
[Effects of mescaline and lysergide on the mechanical responses of isolated organs of the rat to catecholamines and the role of calcium transfers in these phenomena]. [美斯卡灵和莱丝甘特对大鼠离体器官对儿茶酚胺的机械反应的影响以及钙转移在这些现象中的作用]。
Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles Pub Date : 1978-10-30
G Valette, M F Leclair
{"title":"[Effects of mescaline and lysergide on the mechanical responses of isolated organs of the rat to catecholamines and the role of calcium transfers in these phenomena].","authors":"G Valette,&nbsp;M F Leclair","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>On isolated Rat vas deferens the contracting responses of noradrenaline and dopamine are increased by mescaline (23 micromoles) and decreased by lysergide (15 micromoles). Similarly, on isolated Rat duodenum previously decalcified the hypertonic responses of recalcification are modified in the opposite direction by the two agonists. On the other hand, mescaline such as lysergide increase the fall of tonus which ensues the decalcification of isolated duodenum.</p>","PeriodicalId":10544,"journal":{"name":"Comptes rendus hebdomadaires des seances de l'Academie des sciences. Serie D: Sciences naturelles","volume":"287 11","pages":"1055-8"},"PeriodicalIF":0.0,"publicationDate":"1978-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11325795","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
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