Sera from patients with gonorrhoea were used to study the specificity of human antibodies against determinant a of endotoxin from gonococcal strains 8551, V, and VII. The sera were tested by an indirect haemagglutination technique before and after absorption with endotoxin from the same strains. The sera were used untreated and treated with mercaptoethanol (ME). The untreated and ME-treated ser...

Sapindaceae familyasının bir üyesi olan kırmızı yapraklı Japon akçaağacı (Acer palmatum Thunb. ‘Atropurpureum’) da dekoratif özellikleri ile park ve bahçelerde sıklıkla tercih edilen kültivar olduğundan üretim yöntemlerinin belirlenmesi önem arz etmektedir. Buradan hareketle, çeliklerinin köklendirilmesinde Sera-1 (20±2°C hava sıcaklığı, 25±2°C köklendirme masası sıcaklığı %70±2 nem düzeyi) Ser...

The early years of the present century witnessed the publication of a great many papers, stimulated by the work and by the theories of Bordet and Metchnikoff, dealing with the production and mode of action of cytolytic and cytotoxic sera. To the cells of very diverse mammalian tissues specific antisera exhibiting lytic action, or activities so interpreted, were produced and upon the basis of in...