PubMed Central (PMC) Search Page
Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1915 | 211 |
| 1916 | 234 |
| 1917 | 218 |
| 1918 | 136 |
| 1919 | 154 |
| 1920 | 183 |
| 1921 | 117 |
| 1922 | 136 |
| 1923 | 147 |
| 1924 | 159 |
| 1925 | 232 |
| 1926 | 213 |
| 1927 | 245 |
| 1928 | 250 |
| 1929 | 196 |
| 1930 | 178 |
| 1931 | 167 |
| 1932 | 174 |
| 1933 | 238 |
| 1934 | 181 |
| 1935 | 176 |
| 1936 | 173 |
| 1937 | 161 |
| 1938 | 154 |
| 1939 | 167 |
| 1940 | 145 |
| 1941 | 131 |
| 1942 | 151 |
| 1943 | 111 |
| 1944 | 86 |
| 1945 | 121 |
| 1946 | 106 |
| 1947 | 119 |
| 1948 | 145 |
| 1949 | 168 |
| 1950 | 166 |
| 1951 | 197 |
| 1952 | 224 |
| 1953 | 239 |
| 1954 | 257 |
| 1955 | 242 |
| 1956 | 235 |
| 1957 | 228 |
| 1958 | 249 |
| 1959 | 306 |
| 1960 | 277 |
| 1961 | 350 |
| 1962 | 395 |
| 1963 | 423 |
| 1964 | 520 |
| 1965 | 594 |
| 1966 | 601 |
| 1967 | 692 |
| 1968 | 687 |
| 1969 | 637 |
| 1970 | 692 |
| 1971 | 787 |
| 1972 | 915 |
| 1973 | 926 |
| 1974 | 1164 |
| 1975 | 1161 |
| 1976 | 1072 |
| 1977 | 1316 |
| 1978 | 1415 |
| 1979 | 1505 |
| 1980 | 1682 |
| 1981 | 1734 |
| 1982 | 1797 |
| 1983 | 1720 |
| 1984 | 1808 |
| 1985 | 1971 |
| 1986 | 2159 |
| 1987 | 2047 |
| 1988 | 2160 |
| 1989 | 2239 |
| 1990 | 2225 |
| 1991 | 2534 |
| 1992 | 2648 |
| 1993 | 2614 |
| 1994 | 2817 |
| 1995 | 2681 |
| 1996 | 2930 |
| 1997 | 2723 |
| 1998 | 2878 |
| 1999 | 2830 |
| 2000 | 2704 |
| 2001 | 2880 |
| 2002 | 3116 |
| 2003 | 2959 |
| 2004 | 3313 |
| 2005 | 3508 |
| 2006 | 3699 |
| 2007 | 3774 |
| 2008 | 4006 |
| 2009 | 4454 |
| 2010 | 4244 |
| 2011 | 4161 |
| 2012 | 4459 |
| 2013 | 4641 |
| 2014 | 4256 |
| 2015 | 4075 |
| 2016 | 3866 |
| 2017 | 4014 |
| 2018 | 4016 |
| 2019 | 4033 |
| 2020 | 4235 |
| 2021 | 4229 |
| 2022 | 4016 |
| 2023 | 3626 |
| 2024 | 3955 |
| 2025 | 4375 |
| 2026 | 4069 |
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Publication date
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Publication stage
These filters represent the three primary types of content included in the PMC archive: 1) content published in a scholarly journal 2) peer-reviewed author manuscripts accepted for publication in a journal and 3) preprint versions of articles collected through the NIH Preprint Pilot, made public prior to peer review
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Collections
The PMC Open Access Subset includes journal articles and preprints that are made available under license terms that allow reuse. Historical back issues refers to digitized content from print journals made available in PMC through the Biomedical Journal Digitization Projects.
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"Proc Natl Acad Sci U S A"[Journal]
The embargo is the time during which the publisher retains exclusive rights to distribute articles. Those articles are made freely available on the PMC website after the embargo period has ended. Citations for articles under an embargo period will still display in the PMC results list by default. Choose “Exclude” to prevent embargoed articles from displaying in your results.
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Danger at the border: Rac turns nibblers into murderers.
- McCall K.
- Proc Natl Acad Sci U S A. 2026 Apr 27;123(18):e2606858123. doi: 10.1073/pnas.2606858123.
- PMCID: PMC13143007
McCall K.Proc Natl Acad Sci U S A. 2026.PMCID: PMC13143007 -
Kinetochore proteins control microtubule dynamics in postmitotic neurons to regulate the formation of dendritic spines.
- Zhao G, Sharma A, Tang J, Aleman M, Liang X, Miner L, Qi J, Xiang W, Tian F, Goldberg Y, He Z, Shen K, Peris L, Schwarz TL.
- Proc Natl Acad Sci U S A. 2026 Apr 27;123(18):e2520684123. doi: 10.1073/pnas.2520684123.
- PMCID: PMC13132258
Zhao G, et al.Proc Natl Acad Sci U S A. 2026.PMCID: PMC13132258 -
Hopx(+) optic nerve head-astrocytes counter neuronal stress and glaucoma damage.
- Bernstein SL, Mehrabian Z, Guo Y, Jouffroy J, Mead B, Tomarev S, Durmaz E, Epstein JA, Kronk A, Blackshaw S, Hoang T.
- Proc Natl Acad Sci U S A. 2026 Apr 27;123(18):e2515277123. doi: 10.1073/pnas.2515277123.
- PMCID: PMC13142992
Bernstein SL, et al.Proc Natl Acad Sci U S A. 2026.PMCID: PMC13142992 -
Temperate phages limit their own propagation under spatial constraint in biofilms on chitin.
- Peng Y, Holt JD, Dalia TN, Schultz D, Dalia AB, Nadell CD.
- Proc Natl Acad Sci U S A. Author manuscript. 2026 Sep 15;123(38):e2531341123. doi: 10.1073/pnas.2531341123.
- PMCID: PMC13598149
Peng Y, et al.Proc Natl Acad Sci U S A. Author manuscript. 2026.PMCID: PMC13598149 -
Initiation of rotational collective migration in Drosophila through tissue geometry and mechanochemical feedback.
- Schwabach S, Santhosh S, Williams AM, Cetera M, Serra M, Horne-Badovinac S.
- Proc Natl Acad Sci U S A. Author manuscript. 2026 Aug 18;123(34):e2528342123. doi: 10.1073/pnas.2528342123.
- PMCID: PMC13506045
Schwabach S, et al.Proc Natl Acad Sci U S A. Author manuscript. 2026.PMCID: PMC13506045 -
Elasto-viscous regime in coalescence of viscoelastic droplets.
- Katre P, Mahapatra B, Karmakar M, Jagdish S, Chandra NK, Kumar A.
- Proc Natl Acad Sci U S A. 2026 Apr 24;123(17):e2528750123. doi: 10.1073/pnas.2528750123.
- PMCID: PMC13123826
Katre P, et al.Proc Natl Acad Sci U S A. 2026.PMCID: PMC13123826 -
Elastocapillary thinning dynamics in ferroelectric nematic filaments.
- Bag B, Das KA, Debnath A, Hegde T, Dixit HN, Karcz J, Kula P, Dhara S.
- Proc Natl Acad Sci U S A. 2026 Apr 24;123(17):e2518010123. doi: 10.1073/pnas.2518010123.
- PMCID: PMC13123849
Bag B, et al.Proc Natl Acad Sci U S A. 2026.PMCID: PMC13123849 -
Monoclonal antibodies against nitrated nerve growth factor reveal an oxidation-dependent pathogenic hallmark in ALS.
- Varela V, Garcimartín S, Trias E, Zeida A, Richter M, de León A, Miquel E, King PH, Vulliez-Le Normand B, Martinez M, Alzari PM, Bartesaghi S, Radi R, Barbeito L.
- Proc Natl Acad Sci U S A. 2026 Apr 24;123(17):e2536562123. doi: 10.1073/pnas.2536562123.
- PMCID: PMC13123920
Varela V, et al.Proc Natl Acad Sci U S A. 2026.PMCID: PMC13123920 -
A conserved E3 ubiquitin ligase rewires carotenoid, sterol, and lipid metabolism in Xanthophyllomyces dendrorhous.
- Huang R, Wang J, Ding R, Liu Y, Su J, Chen Z, Fan Y, Li F, Wang L, Liu X, Wang S.
- Proc Natl Acad Sci U S A. 2026 Apr 24;123(17):e2530496123. doi: 10.1073/pnas.2530496123.
- PMCID: PMC13123865
Huang R, et al.Proc Natl Acad Sci U S A. 2026.PMCID: PMC13123865 -
Serotonin potentiates presynaptic calcium currents and transmitter release at cortical synapses.
- Miyano R, Onishi T, Tabuchi E, Hirose K, Sakaba T.
- Proc Natl Acad Sci U S A. 2026 Apr 24;123(17):e2523559123. doi: 10.1073/pnas.2523559123.
- PMCID: PMC13123807
Miyano R, et al.Proc Natl Acad Sci U S A. 2026.PMCID: PMC13123807