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Molecular chaperones of the Hsp70 type transiently sequester unfolded segments of proteins and promote their correct folding… Expand A multidrug-resistant Chinese hamster ovary cell line (CR1R12) was obtained which constitutively expresses P-glycoprotein, up to… Expand Hypothyroidism was induced in Wistar-Kyoto rats by adding propylthiouracil to the drinking water (0.8 mg/ml). Initial heat, total… Expand The aim of experiments described here was to test whether deactivation of cardiac myofibrils in acidic pH is associated with… Expand Abstract In order to investigate the effects of hormones on the adenosine 3',5'-monophosphate (cAMP)-dependent protein kinase of… Expand 1. The organic mercurial sodium mersalyl, formaldehyde, dicyclohexylcarbodiimide and tributyltin each blocked respiratory-chain… Expand Abstract Treatment of skeletal muscle microsomes with phospholipase C inhibits the adenosine triphosphatase activity and calcium… Expand Abstract The axonemal adenosine triphosphatase protein, dynein, consists of 14 S and 30 S fractions. Both forms of dynein require… Expand Myofibrillar adenosine triphosphatase (ATPase) activity from seven failing and nine control hearts was studied. The failing… Expand In living muscle, calcium appears to be intimately involved in the reactions leading to contraction (l-4). In isolated actomyosin… Expand