ScienceJohn Michels (Journalist) 1951 |
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Стр. 150
... temperature and pain threshold is characterized by a straight line passing through zero stimulus at a skin temperature of 44.9 ° C suggests that the skin in the areas tested must be raised to this temperature to be noxiously stimulated ...
... temperature and pain threshold is characterized by a straight line passing through zero stimulus at a skin temperature of 44.9 ° C suggests that the skin in the areas tested must be raised to this temperature to be noxiously stimulated ...
Стр. 275
... temperature prompted us to measure the ab- sorption spectra of solutions of chlorophyll a , chloro- phyll b , and chlorophyll b'2 over a range of tempera- tures from room temperature ( 300 ° K ) to that of liquid nitrogen ( 75 ° K ) ...
... temperature prompted us to measure the ab- sorption spectra of solutions of chlorophyll a , chloro- phyll b , and chlorophyll b'2 over a range of tempera- tures from room temperature ( 300 ° K ) to that of liquid nitrogen ( 75 ° K ) ...
Стр. 276
... temperature 150 ° K at which the new isomer was first detected as the temperature was raised . At any fixed temperature no increase in Absorption 4100 180 ° K 230 K 300 K Wavelength 75 K 5000A FIG . 3. Changes with temperature of the ...
... temperature 150 ° K at which the new isomer was first detected as the temperature was raised . At any fixed temperature no increase in Absorption 4100 180 ° K 230 K 300 K Wavelength 75 K 5000A FIG . 3. Changes with temperature of the ...
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AAAS absorption acetone acid activity American amino acids Ammonoidea animals Annual Antabuse applied appointed Association autoxidation awarded Bentley Glass Biochem Biol biological blood Cancer cells Chem chemical Chemistry Chicago chlorophyll chloroprocaine clinical colchicine College concentration cortisone culture density Department diet director Division effect Engineering enzyme epidermis erythrocytes experimental experiments field Fraction Geology growth Health Ibid inhibition injection Institute investigation Laboratory liver material measured mechanism Medical Medicine ment metabolism method muscle National nuclear nuclei observed obtained organic oxidation penicillin physical Physiol physiology plant plasma potassium present procaine production professor rats reported samples School Science scientific scientists Sept serum Society soil solution substances Table technique temperature thiouracil tion tissue tryptophan tube tumors Univ University University of Minnesota uracil uraninite vitamin B12 y-globulin York