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The natural radiocarbon (14C) content of whole, gut voided Saccoglossus bromophenolosus collected in Lowes Cove, Maine, USA, was… Expand An earlier study (Chen and Preston, 1987) demonstrated that HgCI 2 at low concentrations (20 ~M) inhibited the transport of the… Expand The uptake of methylmercury by fish has been studied extensively. There have been some studies on marine invertebrates. These… Expand Abstract 1. 1. The intestinal absorption of glutamic acid in the chicken has been studied using a tissue-accumulation method. 2… Expand Abstract 1. 1. The nucleated erythrocytes of Glycera dibranchiata incorporated uridine-5-[ 3 H] into a ribonucleic acid fraction… Expand Abstract The erythrocytes of the polychaete annelid Glycera dibranchiata contain two hemoglobins that are separable by gel… Expand 1. The gut of Glycera consists of ( a ) the buccal tube, ( b ) the pharynx, containing the jaws with their associated muscles and… Expand