Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My NCBI Filters

Results by year

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

Year Number of Results
1967 2
1969 1
1971 3
1972 5
1975 2
1976 2
1977 2
1978 4
1979 1
1980 2
1981 2
1982 2
1983 7
1984 4
1985 4
1986 10
1987 5
1988 11
1989 14
1990 6
1991 12
1992 8
1993 7
1995 2
2024 0

Text availability

Article attribute

Article type

Publication date

Search Results

118 results

Results by year

Filters applied: . Clear all
Page 1
Dihydrofolate reductases: structural and mechanistic aspects.
Huennekens FM, Dunlap RB, Freisheim JH, Gundersen LE, Harding NG, Levison SA, Mell GP. Huennekens FM, et al. Among authors: freisheim jh. Ann N Y Acad Sci. 1971 Nov 30;186:85-99. Ann N Y Acad Sci. 1971. PMID: 4400072 Review. No abstract available.
118 results