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R Farbiszewski

Publications and source records attributed to R Farbiszewski.

At least 73 records · Page 4Linked to original sources

14C-arginine-rich basic proteins in ascitic fluid of Ehrlich tumor.

With the use of 14C-arginine it is shown that among the ascitic fluid proteins of Ehrlich tumor there appear basic proteins rich in arginine with the content of amino acid about 14%. The amount of these proteins is about 3%. They exhibit great similarity in respect to arginine content, electrophoretic mobility to the arginine rich basic proteins isolated previously from the cytosol of Ehrlich tumor cells.

Animals↗

Purification and characterization of cytoplasmic 14C-arginine rich basic proteins of Ehrlich ascites tumor cells.

Arginine rich basic proteins from cytoplasm of Ehrlich ascites tumor cells have been separated and partially characterized. All proteins show a cationic character with the following isoelectric points: 8.45, 8.60, 8.70, 8.90, and possess various amount of arginine. The protein of the highest molecular weight (75000) has the greatest amount of arginine (18.1%), specific radioactivity (19760 cpm/mg, min) and isoelectric point (8.9). The significance of those proteins in the cytoplasm of tumor cells has been discussed briefly.

Animals↗

Cytoplasmic 14C-labeled arginine basic proteins of Ehrlich ascites tumour cells.

With the use of 14C-arginine it is shown that among soluble cytoplasmic proteins of Ehrlich ascites tumour cells there appear basic proteins rich in arginine with the content of amino acid higher than 14%. The amount of these proteins is about 10%. The role of arginine-rich basic proteins in the cytoplasma is briefly discussed.

Animals↗

Characterization of cytoplasmic arginine-rich basic protein of Guerin epithelioma.

Arginine-rich basic protein from cytoplasma of Guerin epitheliomas has been isolated and characterized. It contains five amino acids: arginine, lysine, glycine, alanine and glutamic acid which make together 74% of all amino acid residues. The protein has a cationic character with an isoelectric point of 8.2. No carbohydrate component was found in this protein. The significance of arginine-rich basic protein in the cytoplasma of Guerin epithelioma is discussed briefly.

Amino Acids↗