


Groundbreaking Biochemist A. Kossel: Protein Pioneer
The photograph features A. Kossel, a renowned figure in the field of biochemistry and a pioneer in research on protein structures and nucleic acids. Kossels significant contributions to science earned him the Nobel Prize in Physiology or Medicine in 1910, recognizing his discoveries related to the chemical composition of nucleic acids, which are essential for life. His work laid the foundation for modern genetics and molecular biology, influencing a host of scientific fields from medicine to biotechnology.
Captured by the Bain News Service, this image reflects a pivotal moment in early 20th-century scientific discourse. The photograph comes from the George Grantham Bain Collection, which is known for documenting key figures and events in American history. While the exact date of the photograph is unrecorded, Kossels prominence in the scientific community during this period makes it likely that it was taken around the time of his Nobel recognition. The glass negative format used for the photograph reveals details typical of early photographic processes, illustrating the technological advancements of the era. Through Kossels research, we gain insight into the building blocks of life, showing how foundational knowledge from over a century ago continues to influence contemporary science.

Groundbreaking Biochemist A. Kossel: Protein Pioneer