{"title":"Biometabolic effects of different nutrients on embryonal cultures.","authors":"M Cocchi, C Pignatti, O M Olivo, E Turchetto","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>It has been valued the effects of different nutrients (glucose, phospholipids and ethanol) on the growth and morphology of chicken embryo cells, cultured in vitro by \"pendent drop\". Considering that the basal nourishing substratum used in these studies is the best medium that may be supplied to the cultures for the growth of this kind of tissues, the entity of damage induced by different nutrients has been shown. It may be said that the less negative effect is induced by 2.5% ethanol and by the association: \"glucose + 2.5% ethanol\", that the damage induced by only glucose seems to improve in presence of 2.5% ethanol, that in presence of phospholipids the cells appear all full of big lipid drops (especially in the condition: \"phospholipid + ethanol\") and that 5% ethanol deeply appears to impair and alter the cultures, as it was been observed in our previous experiences.</p>","PeriodicalId":8818,"journal":{"name":"Biochemistry and experimental biology","volume":"16 2","pages":"107-9"},"PeriodicalIF":0.0,"publicationDate":"1980-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"18359903","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 biostructural theory and the criticism of contemporary molecularism.","authors":"E Macovschi","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":8818,"journal":{"name":"Biochemistry and experimental biology","volume":"15 2","pages":"173-202"},"PeriodicalIF":0.0,"publicationDate":"1979-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11607354","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":"Multiple forms of monoamine oxidase in chronic schizophrenia.","authors":"S A Al-Mudhaffar, N M Fahad","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Reduced monoamine oxidase was found in the sera of fourty five schizophrenic patients with enzyme level (10 units), only five of these patients show enzyme level identical with minimum range of normal controls. Michaelis constants of schizophrenic patients show great difference from that of the normal controls. Our result suggests that schizophrenic patients possess a qualitatively different monoamine oxidase with an altered molecular structure. Four and five multiple forms were found in sera of normal human and schizophrenic patients respectively, using sepharose 6B, indicated that these different forms were of different molecular weight. Each multiple form is identified by cellulose acetate electrophoresis as they attached to different fraction of serum proteins.</p>","PeriodicalId":8818,"journal":{"name":"Biochemistry and experimental biology","volume":"15 4","pages":"311-6"},"PeriodicalIF":0.0,"publicationDate":"1979-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11755731","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":"Biology of Toxoplasma gondii, its survival in body tissues and liquids, risks for the pregnant woman.","authors":"O Zardi, B Soubotian","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>After briefly outlining the biology of Toxoplasma gondii the authors discuss the resistance of the parasite in body liquids and tissues under certain environmental conditions. Parasite resistance and its consequent risk of human infection, particularly for the pregnant woman, is emphasized. Toxoplasma oocysts, the sexual expression of the parasite, and the cyst facilitate the diffusion of Toxoplasma, as they are much more resistant than the trophozoite.</p>","PeriodicalId":8818,"journal":{"name":"Biochemistry and experimental biology","volume":"15 4","pages":"355-60"},"PeriodicalIF":0.0,"publicationDate":"1979-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11755736","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":"Investigation of the muscle tissue biostructure by means of the pressing-out method. III. The water in the rabbit striated muscle tissue.","authors":"O Macovschi","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>In the rabbit striated muscle tissue the free and biostructured water content have been investigated using the pressing-out method. The following percent values have been found: 20% bound water to cell colloids and different cell particles, 61% biostructure-integrated water and 19% free water.</p>","PeriodicalId":8818,"journal":{"name":"Biochemistry and experimental biology","volume":"15 4","pages":"371-8"},"PeriodicalIF":0.0,"publicationDate":"1979-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11755738","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":"Muscular microcirculation in diabetic microangiopathy (histangiopathy): new morphohistochemical aspects.","authors":"F S Feruglio, S B Curri, E Ponte, R Velari","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The A.A. describe the pathological alterations of the blood flow regulatory mechanisms (blocking devices, \"Sperrarterien\"), systematically found in muscle biopsies of diabetic patients. The functional significance of these structure in normal and pathological conditions, as microangiopathic diabetics, is emphasized.</p>","PeriodicalId":8818,"journal":{"name":"Biochemistry and experimental biology","volume":"15 3","pages":"251-6"},"PeriodicalIF":0.0,"publicationDate":"1979-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11759988","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":"Free amino acids in various tissues of a fresh-water teleost, Rasbora daniconius (Ham). I. Qualitative analysis.","authors":"A K Raizada, A K Jain, M S Dahiya","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Seven different tissues of the fish, Rasbora daniconius are analysed chromatographically for their free amino acid contents. Alanine and Cystine followed by Glycine and Glutamic acid are the most common amino acids found in the tissues. On the basis of sex, no apparent difference in amino acid pattern in various tissues is found. Up to 70% of the amino acids of the pools fall in the range of pH from 4.5-6.5. Thus it appears that the pools have some bearing on the maintenance of the tissue pH.</p>","PeriodicalId":8818,"journal":{"name":"Biochemistry and experimental biology","volume":"15 1","pages":"53-5"},"PeriodicalIF":0.0,"publicationDate":"1979-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11751980","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":"\"In vivo\", testosterone propionate induced aberrations in Notopterus notopterus.","authors":"V Saxena","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Germ cell chromosomes of N. notopterus responded ot the higher doses of testosterone propionate peculiarly. Emergence of anomalies like agglutination at terminal ends, clumping and precocious despiralization was evident. The stickiness, breaks, laggard and a few achromatic lesions also appeared. Effect up to 72 hrs stages was evincible and varying occurrences of chromosomal irregularities.</p>","PeriodicalId":8818,"journal":{"name":"Biochemistry and experimental biology","volume":"15 4","pages":"329-34"},"PeriodicalIF":0.0,"publicationDate":"1979-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11755732","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}
L Larizza, G F Fiorini, A Giuliani, L Bolognani, L De Carli
{"title":"Expression of thymidine kinase activity in hybrids between human leukemic cells and a TK-mouse cell line.","authors":"L Larizza, G F Fiorini, A Giuliani, L Bolognani, L De Carli","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A series of actively proliferating clones have been isolated after PEG-induced fusion of a thymidine kinase deficient murine line and white blood cells from two leukemic patients. Their hybrid nature was proved both cytologically and biochemically. All the hybrids tested showed levels of TK activity significantly higher than the TK- mouse parental cell line and comparable to those exhibited by replicating TK+ cells.</p>","PeriodicalId":8818,"journal":{"name":"Biochemistry and experimental biology","volume":"15 2","pages":"125-31"},"PeriodicalIF":0.0,"publicationDate":"1979-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11511876","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":"Early stages of experimental atheromatosis.","authors":"L Vacek, L Machova","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>In female Wistar rats, fed an atherogenic diet, the early changes of serum lipids and the deviation of the vasomotor response to adrenaline and acetylcholine were compared with morphological manifestations. It has been found that the first sign may be detected as the shift in serum lipoproteins and lipids just in a few days. Merging and decrease of alpha-lipoproteins and an increase of the beta-lipoprotein fraction proved as the most sensitive indicator. In the course of several weeks, an alteration of hemodynamic response to adrenaline and acetylcholine occured. The animals revealed a diminished depressoric response to acetylcholie, whereas their blood pressure response to adrenaline in the pressoric phase was decreased but the depressoric phase was markedly expressed. The morphological impairment of the vascular system followed with a delay of several months, although a lipoid infiltration of the liver appeared after 6 weeks of the atherogenic dietary regimen.</p>","PeriodicalId":8818,"journal":{"name":"Biochemistry and experimental biology","volume":"15 4","pages":"335-40"},"PeriodicalIF":0.0,"publicationDate":"1979-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11755733","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}