Since B. Rosenberg first reported that cis-dichlorodiamine platinum (Ⅱ) exhibited a wide spectrum of potent antitumor activity, metal complexes as a new type of antitumor agent has attracted much attention. Cis-Pt...
Superoxide anion radicals (O2-) dismutate spontaneously into O2 and H2O2, but by the catalytic action of superoxide dismutase (SOD), the reaction velocity increases by four or five orders of magnitude. As O2- has ...
There are two classes of proteins containing iron in the organism. One is heme iron protein, such as hemoglobin, myoglobin, xanthine oxidases, cytochromes, etc. These proteins are those in which iron atoms are bound t...
Mo-deficiency exercises a conspicuous effect on the NR activity of plant tissues, and little detectable NR activity develops in plant tissues lacking Mo. Many evidences indicate that an addition of Mo to Mo-deficient ...