Robert Koch was then appointed as a "neutral arbitrator" to make the final decision	The English version was also reproduced in , and in the same month
His notebook indicates that by February 1890, he tested hundreds of compounds	Grzybowski, Andrzej; Pietrzak, Krzysztof 2014

” روبرت كوخ ” : أكثر من نصف سكان ألمانيا حصلوا على الجرعة الأولى من لقاح كورونا

In 1891, he relinquished his professorship and became a director of the Royal Prussian Institute for Infectious Diseases now the which consisted of a clinical division and beds for the division of clinical research.

العالم روبرت كوخ: In one of such tests, he found that an extract from the tuberculosis bacterium culture dissolved in glycerine could cure tuberculosis in guinea pigs
3 معلومات مهمة عن العالم روبرت كوخ: He was the first to use , , and in microscopy
” روبرت كوخ ” : أكثر من نصف سكان ألمانيا حصلوا على الجرعة الأولى من لقاح كورونا: The whole bacterial culture was then put in a glass plate together with a small wet paper

Development of Petri dish [ ] Koch's booklet published in 1881 titled " Zur Untersuchung von Pathogenen Organismen" Methods for the Study of Pathogenic Organisms has been known as the "Bible of Bacteriology	By 1888, Koch turned his attention to as antibacterial chemicals
After his death it was renamed Robert Koch Institute in his honour	He described the importance of pure cultures in isolating disease-causing organisms and explained the necessary steps to obtain these cultures, methods which are summarized in

روبرت كوخ.. العبقري الذي اكتشف السل والجمرة الخبيثة

As his family settled there, his wife presented him a microscope as a birthday gift.

روبرت كوخ: العالم الألماني مكتشف لقاح السل والكوليرا والجمرة الخبيثة: To determine this causative agent, he dry-fixed bacterial cultures onto glass slides, used dyes to stain the cultures, and observed them through a microscope
روبرت كوخ: الرجل الذي عثر على الذهب على جانب الطريق: During his fifth semester at the medical school, , an anatomist who had published a in 1840, asked him to participate in his research project on uterine nerve structure
روبرت كوخ مكتشف الجمرة الخبيثة: Clinical trials with tuberculin were disastrous and complete failures