Walter Nelson-Rees, Date of Birth, Date of Death
TweetWalter Nelson-Rees
American scientist
Date of Birth: 11-Jan-1929
Date of Death: 23-Jan-2009
Profession: scientist
Nationality: United States
Zodiac Sign: Capricorn 
About Walter Nelson-Rees
- Walter Nelson-Rees (11 January 1929 – 23 January 2009) was a cell culture worker and cytogeneticist who helped expose the problem of cross-contamination of cell lines.
- He used chromosome banding to show that many immortal cell lines, previously thought to be unique, were actually HeLa cell lines.
- The HeLa cells had contaminated and overgrown the other cell lines.
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