Fish plasma lipoproteins--comparative observations in serranides and sparides.

1. Diet, time from last feeding, temperature, season and sexual stage are some of the factors influencing the lipoprotein pattern. 2.

Physicochemical and functional properties of Perinereis cultrifera (Grübe) erythrocruorin.

Perinereis erythrocruorin has the following physicochemical properties: So20,w = 55S, corresponding to a molecular weight around 2.7-10(6); minimum molecular weight (on the basis of the heme content) 23 700 +/- 500; isoelectric point 5.1; alpha-helix content approximately 40%.