Proteins (66 kD and 43 kD) were coincidentally purified with hsp70 (Fig. patients with low titres ( 1:4) had detectable levels of anti-hsp70 antibody. Sera Metformin HCl from patients positive for anti-hsp70 antibody showed high titres in the Eiken latex agglutination test for the detection of serum cryptococcal antigen. Our Continue Reading