ON THE POSSIBLE GENERAL MECHANISM OF THE ACTION OF CHEMICAL PROTECTORS (in Russian)
Journal Article
·
· Radiobiologiya (U.S.S.R.) For English translation see Radiobiology (Engl. Transl.)
OSTI ID:4795191
The mechanism of macromolecular protection was investigated in 0.02 mg/ ml concentrations of aqueous pepsin solutions (acidified with hydrochloric acid to pH 4.5 to 4.6) irradiated with Co/sup 60/ gamma rays. Damage was determined by proteolytic activity. Sodium nembutol, cystamine, sodium methabisulfite, AET, and BETA alanine were used as protective chemicals. Pepsin inactivation in the presence of cystamine is plotted as a function of various protector concentrations. A certain correlation was observed between the molecular dimensions of the protective materials and their blocking ability, the larger the molecule the smaller the concentration required to achieve a given degree of protection. (R.V.J.)
- Research Organization:
- Inst. of Biological Physics, Moscow
- NSA Number:
- NSA-16-028854
- OSTI ID:
- 4795191
- Journal Information:
- Radiobiologiya (U.S.S.R.) For English translation see Radiobiology (Engl. Transl.), Journal Name: Radiobiologiya (U.S.S.R.) For English translation see Radiobiology (Engl. Transl.) Vol. Vol: 2; ISSN RADOA
- Country of Publication:
- Country unknown/Code not available
- Language:
- Russian
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OSTI ID:4834932
Related Subjects
ACIDITY
AET
ALANINE
AMINES
AMINO ACIDS
ANESTHESIA
BARBITURIC ACID
BIOCHEMISTRY
BIOLOGY AND MEDICINE
CHEMICALS
COBALT 60
CYSTAMINE
DRUGS
ENZYMES
GAMMA RADIATION
HYDROCHLORIC ACID
MINERAL ACIDS
NEMBUTAL
ORGANIC SULFUR COMPOUNDS
PEPSIN
RADIATION PROTECTION
SODIUM COMPOUNDS
SOLUTIONS
SULFUROUS ACID
THIOLS
WATER
AET
ALANINE
AMINES
AMINO ACIDS
ANESTHESIA
BARBITURIC ACID
BIOCHEMISTRY
BIOLOGY AND MEDICINE
CHEMICALS
COBALT 60
CYSTAMINE
DRUGS
ENZYMES
GAMMA RADIATION
HYDROCHLORIC ACID
MINERAL ACIDS
NEMBUTAL
ORGANIC SULFUR COMPOUNDS
PEPSIN
RADIATION PROTECTION
SODIUM COMPOUNDS
SOLUTIONS
SULFUROUS ACID
THIOLS
WATER