Mikhail Khristoforovich Chailakhyan (, ; 1902–1991) was a Soviet

Armenia Armenia, officially the Republic of Armenia, is a landlocked country in the Armenian Highlands of West Asia. It is a part of the Caucasus region and is bordered by Turkey to the west, Georgia (country), Georgia to the north and Azerbaijan to ...

scientist A scientist is a person who Scientific method, researches to advance knowledge in an Branches of science, area of the natural sciences. In classical antiquity, there was no real ancient analog of a modern scientist. Instead, philosophers engag ...

who is widely known for proposing the existence of a universal plant hormone that is involved in flowering. He named this hormone

florigen Florigens (or flowering hormone) are proteins capable of inducing flowering time in angiosperms. The prototypical florigen is encoded by the FT gene and its orthologs in ''Arabidopsis'' and other plants. Florigens are produced in the leaves, and a ...

in 1936. His studies included the mechanisms of flowering, tuberization and sex expression in plants. His pioneer work included the agricultural applications of phytohormones and synthetic analogs.Aksenova, P. 2002. Problems of growth and development in the studies by M.Kh. Chailakhyan. Russian journal of Plant Physiology 49(4) 434-437.

References

{{DEFAULTSORT:Chailakhyan, Mikhail 1902 births 1991 deaths Full Members of the USSR Academy of Sciences Members of the German National Academy of Sciences Leopoldina Yerevan State University alumni Academic staff of Yerevan State University Soviet Armenians Armenian biologists Armenian botanists Soviet biologists Soviet botanists Plant physiologists Recipients of the Order of Lenin Recipients of the Order of the Red Banner of Labour Recipients of the Order of the Red Star Russian scientists