before and three months after the beginning of supplementation the following parameters were measured : serum concentrations of albumin , transferrin , urea , creatinine , blood haemoglobin content and haematocrit , activities of the enzymes delta-aminolevulinic acid dehydrase and porpho-bilinogen desaminase , and globin synthesis in peripheral red blood cells .
C0019046
haemoglobin
C0014792
peripheral red blood cells