For this purpose, it is necessary to apply a damage parameter which takes the damaging effect of a mean stress into account, since the cyclic lifetime values reported have mostly been obtained in tests without mean stress or mean strain. It is found that the damage parameter PSWT after ...
They were tested for the presence of neuraminidase and N-acylneuraminate lyase. The two enzymes were shown to be present in 10% of the water strains and in 45 % of those isolated from patients, without a preferential distribution for Heiberg’s groups. Some strains, moreover, possessed in ...