... of urate to haemocyanin, whereas allantoin has no effect. Thus, the purine ring system seems to be essential for the binding of urate to haemocyanin. * To whom reprint requests should be addressed. 17 3 1992 © 1992 by Company of Biologists 1992 lobster haemocyanin L-lactate...

... haemolymph of Homarus vulgaris are additive. For the lobster, haemocyanin oxygen-affinity showed a pronounced dependence on pH, with a Bohr coefficient of ψ=−1.20. This value corresponds well with the results of other authors for this species ψ= − 1.00, Taylor and Whiteley, 1989 ; ψ= −1.17...