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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1956 1
1958 1
1959 1
1960 1
1961 2
1964 1
1966 1
1967 2
1968 2
1969 2
1970 2
1971 3
1973 1
1974 1
1975 1
1977 1
1993 1
2021 0
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Page 1
ABSENCE OF STEROLS IN BLUE-GREEN ALGAE.
LEVIN EY, BLOCH K. LEVIN EY, et al. Nature. 1964 Apr 4;202:90-1. doi: 10.1038/202090a0. Nature. 1964. PMID: 14168239 No abstract available.
Studies on verdohemochrome.
Levin EY. Levin EY. Biochemistry. 1966 Sep;5(9):2845-52. doi: 10.1021/bi00873a010. Biochemistry. 1966. PMID: 5961869 No abstract available.
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