Marceli Nencki [SEP] place of death
Marceli Nencki
Wilhelm Marceli Nencki (15 January 1847 in Boczki, Zduńska Wola County – 14 October 1901 in Saint Petersburg) was a famous Polish chemist and doctor.
Work.
Nencki's main scientific interest concentrated on urea synthesis, the chemistry of purines and biological oxidation of aromatic compounds. He was also interested in the structure of proteins, enzymatic processes in the intestine and bacterial biochemistry. One of his achievements was for example demonstration that urea is formed in the organism from amino acids rather than being preformed on a
General and Organic Chemistry in 1916. From 1922 until his death in 1932, Zaleski was Professor of Pharmaceutical Chemistry and Toxicology at Warsaw University. He became a member of the Polish Academy of Learning in 1921.
Research.
Between 1895 and 1901, Zaleski conducted research with Marceli Nencki on the ammonia content of blood and on conversions of blood pigments. In 1907, Zaleski published an empirical formula of mesoporphyrin. In 1924, he co-authored with Kazimierz Lindenfeld a method to obtain hemin.