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Curcumin, a polyphenolic compound derived from dietary spice turmeric, possesses diverse pharmacologic effects including anti… Expand Dissimilatory Fe(III) and Mn(IV) reduction has an important influence on the geochemistry of modern environments, and Fe(III… Expand Iron is essential to virtually all organisms, but poses problems of toxicity and poor solubility. Bacteria have evolved various… Expand A. Water Exchange 2326 B. Proton Exchange 2327 C. Electronic Relaxation 2327 D. Relaxivity 2331 E. Outerand Second-Sphere… Expand Hypoxia-inducible factor-1 (HIF-1) has a key role in cellular responses to hypoxia, including the regulation of genes involved in… Expand Iron-chelating therapy with deferoxamine in patients with thalassemia major has dramatically altered the prognosis of this… Expand Abstract: Radicals are species containing one or more unpaired electrons, such as nitric oxide (NO•−). The oxygen radical… Expand Few nonphagocytic cells are known to generate reactive oxygen intermediates. Based on horseradish peroxidase-dependent, catalase… Expand A new, fluorescent, highly selective Ca2+ indicator , "quin2", has been trapped inside intact mouse and pig lymphocytes, to… Expand Aqueous solutions of lead salts (1, 2) and saturated solutions of lead hydroxide (1) have been used as stains to enhance the… Expand