{"title":"[A multichannel transporter for glucose and amino acid transport].","authors":"S T Metel'skiĭ","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The recording of the short-circuit current responses to glucose or glycine was used to monitor active nutrient transport in the rat small intestine from mucose to serose. The coupled cotransporter for Na+ glucose and glycine was shown to consist of the central ion channel and a few nutrient channels around it. It seems that the combination of some types of ion channels with various types of nutrient channels leads to a formation of multi-channel transporters with different ion-nutrient specifics.</p>","PeriodicalId":75849,"journal":{"name":"Fiziologicheskii zhurnal SSSR imeni I. M. Sechenova","volume":"78 8","pages":"84-92"},"PeriodicalIF":0.0,"publicationDate":"1992-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12509568","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}
{"title":"[The characteristics of membrane and intracellular hydrolysis and transport in the small intestine during immobilization].","authors":"N I Guska, T A Razlovan, V A Sheptitskiĭ","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A close interrelationship was demonstrated for the membrane hydrolysis and glucose transport. The immobilisation stress evoked different changes in the regulatory properties of enzymes. The data obtained suggest that stress reduces the stability of the enzyme transport control of the enterocytes' membrane through various regulatory mechanisms.</p>","PeriodicalId":75849,"journal":{"name":"Fiziologicheskii zhurnal SSSR imeni I. M. Sechenova","volume":"78 8","pages":"117-23"},"PeriodicalIF":0.0,"publicationDate":"1992-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12509653","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}
{"title":"[The adaptational-compensatory reactions of the digestive system during the development of pancreatic atrophy].","authors":"V B Troitskaia, V L Kuznetsov, A I Panin","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Adaptive-compensatory processes have been revealed in the digestive system in pancreatic atrophy. These processes promote: a) the compensation of the pancreatic enzymatic insufficiency and of the cavitary digestion decrease by the alpha-amylase adsorbed at the small intestinal epithelium, b) the increasing of the intestinal pH, c) the keeping up of the postprandial levels of gastrointestinal hormones.</p>","PeriodicalId":75849,"journal":{"name":"Fiziologicheskii zhurnal SSSR imeni I. M. Sechenova","volume":"78 8","pages":"158-63"},"PeriodicalIF":0.0,"publicationDate":"1992-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12509659","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}
{"title":"[The characteristics of carbohydrate transport in the intestines of fresh-water fishes].","authors":"I L Golovanova","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The maximal level of carbohydrate transport was found in the proximal portion of the intestine and in the distal one in the bream and carp. After 48-hr starvation the carbohydrate transport was decreased along the whole length of the intestine. Anoxia and some inhibiting agents changed the intensity of glucose and galactose transport in the fish intestine.</p>","PeriodicalId":75849,"journal":{"name":"Fiziologicheskii zhurnal SSSR imeni I. M. Sechenova","volume":"78 8","pages":"151-7"},"PeriodicalIF":0.0,"publicationDate":"1992-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12509658","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}
{"title":"[The clinical picture in ischemic lesions of the small intestine].","authors":"L F Gulo","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":75849,"journal":{"name":"Fiziologicheskii zhurnal SSSR imeni I. M. Sechenova","volume":"78 8","pages":"186-90"},"PeriodicalIF":0.0,"publicationDate":"1992-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12509663","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}
A M Ugolev, N M Timofeeva, V V Egorova, A A Nikitina
{"title":"[The detailed characteristics of the enzyme spectrum of the small intestine in rats in the early postnatal period].","authors":"A M Ugolev, N M Timofeeva, V V Egorova, A A Nikitina","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The activity of the small intestine's peptide hydrolases is higher in 1-day old rats than in adult rats, whereas levels of activity of alkaline phosphatase and diglycyl glycine peptidase do not differ significantly in these two groups of the rats. Our own data on carbohydrases corroborate other authors' evidence and reveals that activities of lactase, sucrase and maltase are either absent or very low in the first days of life and sharply increase by the third week of postnatal development. Adaptive changes of regulatory properties of lactase and alkaline phosphatase are revealed.</p>","PeriodicalId":75849,"journal":{"name":"Fiziologicheskii zhurnal SSSR imeni I. M. Sechenova","volume":"78 8","pages":"21-8"},"PeriodicalIF":0.0,"publicationDate":"1992-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12509667","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}
{"title":"[The enzymatic barrier of the small intestine].","authors":"A M Ugolev, N N Iezuitova, N M Timofeeva","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The small intestine's barrier functions are reviewed. The data on mechanical (passive) and active protective systems of the organism against various antigens, toxic substances and proteins, is presented. An important role of these protective systems as an enzyme apparatus of epithelial and postepithelial layers of the small intestine's mucose, is shown.</p>","PeriodicalId":75849,"journal":{"name":"Fiziologicheskii zhurnal SSSR imeni I. M. Sechenova","volume":"78 8","pages":"1-20"},"PeriodicalIF":0.0,"publicationDate":"1992-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12509650","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}
{"title":"[The adsorption of pancreatic enzymes by the small intestine as one of the mechanisms coupling cavitary and parietal intestinal digestion].","authors":"G F Korot'kov, A Kh Abdurakhmanov, G S Lemeshkina","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Intraduodenal administration of inactivated intestinal mucus and erythrocytes abolished the inhibiting effect of pancreatine on the pancreatic secretion in dogs. The enzymes fixed by the duodenum mucose seem to inhibit the pancreatic secretion.</p>","PeriodicalId":75849,"journal":{"name":"Fiziologicheskii zhurnal SSSR imeni I. M. Sechenova","volume":"78 8","pages":"164-70"},"PeriodicalIF":0.0,"publicationDate":"1992-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12509660","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}
{"title":"[The difficult years of science through the eyes of a physiologist. Interview by E. I. Kolchinskiĭ].","authors":"A M Ugolev","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":75849,"journal":{"name":"Fiziologicheskii zhurnal SSSR imeni I. M. Sechenova","volume":"78 8","pages":"205-12"},"PeriodicalIF":0.0,"publicationDate":"1992-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12509666","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}
I M Vinogradova, M G Dobretsov, E Iu Bereznikovskaia, D P Matiushkin, O S Luchakova, N P Taranova
{"title":"[The possible function of Schwann cells in neuromuscular transmission in the frog].","authors":"I M Vinogradova, M G Dobretsov, E Iu Bereznikovskaia, D P Matiushkin, O S Luchakova, N P Taranova","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Anti-galactoside rabbit antisera increased the frequency of slow (atypical) MEPPs. No lysis of the Schwann cells was found in synaptic regions. The data obtained suggest that fixation of antibodies to galactocerebroside on the Schwann cell surface membrane alters the cell's activity thus affecting some characteristics of neuromuscular transmission.</p>","PeriodicalId":75849,"journal":{"name":"Fiziologicheskii zhurnal SSSR imeni I. M. Sechenova","volume":"78 7","pages":"51-5"},"PeriodicalIF":0.0,"publicationDate":"1992-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12509756","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}