Alexander Gurwitsch
Summary
Alexander Gurwitsch was a Russian-Soviet embryologist and biophysicist who, in 1923, first reported the phenomenon of mitogenetic radiation — weak UV-range photon emission from dividing cells that, when intercepted by other cells, was reported to induce mitosis in them. Gurwitsch is the historical originator of the modern biophoton-research tradition continued by Fritz-Albert_Popp. He is also the originator of the term "morphogenetic field" in developmental biology.
Life
Gurwitsch trained in medicine and embryology in Munich and Strasbourg in the 1890s, returning to Russia in 1907. He held professorships at the University of Moscow (briefly), Leningrad State University, and (from 1930) at institutes within the Soviet Academy of Medical Sciences.
His career spanned the chaos of the Russian Revolution, Stalinist Lysenkoism (which initially attacked his work but later partly co-opted some of his terminology), and the post-WWII Soviet scientific establishment. He died in Moscow in 1954.
Key Contributions
Mitogenetic radiation
Gurwitsch's classical experiments (1923 onwards) demonstrated that dividing onion-root tips emit a weak signal capable of inducing mitosis in nearby onion-root tips through quartz (UV-transparent) but not through glass (UV-opaque) — implicating UV photons as the active signal.
The proposed wavelength range (mitogenetic radiation) was ~ 190-330 nm. Hundreds of papers in 1920s-1930s (primarily from German and Russian labs) followed up the phenomenon, with mixed results: some replications positive, some negative. The field was substantially discredited in the 1930s-1940s before being revived in the late 20th century by Popp and others.
Morphogenetic field
Gurwitsch introduced the term "morphogenetic field" (1922) to describe the field-like organising principle he proposed for embryonic development — an explicit alternative to purely-cellular accounts of developmental form. This terminology was adopted by later developmental biologists (Driesch, Spemann, Waddington, and now in modern systems biology) and by Sheldrake (in a distinct re-interpretation).
Reception
The original mitogenetic-radiation claims were substantially rejected in the 1930s-1940s due to inconsistent replication; the field was effectively dormant for decades. The modern biophoton-research tradition (Popp et al.) treats Gurwitsch as having identified a real phenomenon at the limits of 1920s detection technology, now better resolved with modern photon-counting apparatus.
The morphogenetic-field concept has had lasting influence in developmental biology and (separately) in Sheldrake's framework.
In the psionic framework, Gurwitsch is the historical originator of the empirical research programme — biophoton emission — that the framework treats as a principal candidate substrate for ψ-field biological coupling.
Bibliography
- Gurwitsch, A. (1922). "Über den Begriff des embryonalen Feldes." Wilhelm Roux' Archiv 51: 383-415.
- Gurwitsch, A. (1923). "Die Natur des spezifischen Erregers der Zellteilung." Wilhelm Roux' Archiv 100: 11-40.
- Gurwitsch, A. A. (1944). A Theory of the Biological Field. (In Russian; later partial translations.)
See Also
External Links
- Wikipedia: Alexander Gurwitsch
References
- Beloussov, L. V., Opitz, J. M., Gilbert, S. F. (1997). "Life of Alexander G. Gurwitsch and his relevant contribution to the theory of morphogenetic fields." International Journal of Developmental Biology 41: 771-779.
