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

Year Number of Results
1920 3
1921 2
1922 6
1923 3
1924 5
1925 10
1926 5
1927 6
1928 12
1929 9
1930 14
1931 16
1932 25
1933 23
1934 29
1935 16
1936 12
1937 12
1938 21
1939 22
1940 12
1941 24
1942 18
1943 14
1944 13
1945 43
1946 99
1947 135
1948 155
1949 108
1950 158
1951 187
1952 185
1953 169
1954 137
1955 167
1956 115
1957 135
1958 143
1959 113
1960 201
1961 235
1962 135
1963 205
1964 258
1965 171
1966 141
1967 136
1968 139
1969 186
1970 128
1971 167
1972 177
1973 154
1974 172
1975 261
1976 247
1977 212
1978 226
1979 257
1980 242
1981 249
1982 270
1983 316
1984 349
1985 379
1986 314
1987 361
1988 375
1989 368
1990 384
1991 374
1992 407
1993 447
1994 418
1995 460
1996 468
1997 418
1998 430
1999 476
2000 473
2001 474
2002 534
2003 513
2004 496
2005 538
2006 439
2007 587
2008 562
2009 562
2010 606
2011 634
2012 742
2013 685
2014 749
2015 729
2016 702
2017 681
2018 680
2019 775
2020 849
2021 973
2022 966
2023 890
2024 881
2025 514

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29,099 results

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Page 1
Vitamin A and Wound Healing.
Zinder R, Cooley R, Vlad LG, Molnar JA. Zinder R, et al. Nutr Clin Pract. 2019 Dec;34(6):839-849. doi: 10.1002/ncp.10420. Nutr Clin Pract. 2019. PMID: 31697447 Review.
Vitamin A is a general term for retinoids. Vitamin A deficiency leads to a variety of cutaneous manifestations. ...There is an acute need for therapeutic trials with vitamin A supplementations....
Vitamin A is a general term for retinoids. Vitamin A deficiency leads to a variety of cutaneous manifestations. …
Vitamin A and Pregnancy: A Narrative Review.
Bastos Maia S, Rolland Souza AS, Costa Caminha MF, Lins da Silva S, Callou Cruz RSBL, Carvalho Dos Santos C, Batista Filho M. Bastos Maia S, et al. Nutrients. 2019 Mar 22;11(3):681. doi: 10.3390/nu11030681. Nutrients. 2019. PMID: 30909386 Free PMC article. Review.
Vitamin A is a crucial micronutrient for pregnant women and their fetuses. In addition to being essential for morphological and functional development and for ocular integrity, vitamin A exerts systemic effects on several fetal organs and on the fetal …
Vitamin A is a crucial micronutrient for pregnant women and their fetuses. In addition to being essential for morphological an …
Vitamin A Toxicity.
Olson JM, Ameer MA, Goyal A. Olson JM, et al. 2023 Sep 2. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan–. 2023 Sep 2. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan–. PMID: 30422511 Free Books & Documents.
Vitamin A belongs to the category of lipid-soluble compounds called retinoic acids. Beta-carotene is the most well-known form of 2 clinically significant forms of vitamin A: preformed vitamin A and provitamin A carotenoids. Mammals metabo …
Vitamin A belongs to the category of lipid-soluble compounds called retinoic acids. Beta-carotene is the most well-known form …
Vitamin A.
Schoeff L. Schoeff L. Am J Med Technol. 1983 Jun;49(6):447-52. Am J Med Technol. 1983. PMID: 6349358 Review.
The term retinoids has been used in recent years to include both natural and synthetic analogs of vitamin A. Carotene and carotenoids refer to vitamin A precursors (pro-vitamins) of vegetable origin. ...The biological roles of vitamin A c …
The term retinoids has been used in recent years to include both natural and synthetic analogs of vitamin A. Carotene and caro …
Vitamin A: too good to be bad?
Chen G, Weiskirchen S, Weiskirchen R. Chen G, et al. Front Pharmacol. 2023 May 22;14:1186336. doi: 10.3389/fphar.2023.1186336. eCollection 2023. Front Pharmacol. 2023. PMID: 37284305 Free PMC article. Review.
Vitamin A is a micronutrient important for vision, cell growth, reproduction and immunity. ...Prototypically, the liver that plays a key role in the storage, metabolism and homeostasis of vitamin A critically responds to the vitamin A sta …
Vitamin A is a micronutrient important for vision, cell growth, reproduction and immunity. ...Prototypically, the liver that p …
Vitamin A and Bone Fractures.
Knapik JJ, Hoedebecke SS. Knapik JJ, et al. J Spec Oper Med. 2021 Spring;21(1):115-119. doi: 10.55460/ETA1-NLQP. J Spec Oper Med. 2021. PMID: 33721319
Vitamin A is a generic term describing compounds that have the same biological activity as retinol. Dietary vitamin A can be obtained from "provitamin A" carotenoids (e.g., ss-carotene) found in plant foods such as carrots, cantaloupes, and sweet peppe …
Vitamin A is a generic term describing compounds that have the same biological activity as retinol. Dietary vitamin …
Vitamin A homeostasis and cardiometabolic disease in humans: lost in translation?
Yadav AS, Isoherranen N, Rubinow KB. Yadav AS, et al. J Mol Endocrinol. 2022 Aug 22;69(3):R95-R108. doi: 10.1530/JME-22-0078. Print 2022 Oct 1. J Mol Endocrinol. 2022. PMID: 35900842 Free PMC article. Review.
Severe vitamin A deficiency results in profound embryonic dysgenesis, blindness, and infertility. ...Finally, additional perspectives are suggested that may help position vitamin A metabolism within a broader biological context and thereby contribute t …
Severe vitamin A deficiency results in profound embryonic dysgenesis, blindness, and infertility. ...Finally, additional persp …
Can vitamin a mediate immunity and inflammation?
Spinas E, Saggini A, Kritas SK, Cerulli G, Caraffa A, Antinolfi P, Pantalone A, Frydas A, Tei M, Speziali A, Saggini R, Pandolfi F, Conti P. Spinas E, et al. J Biol Regul Homeost Agents. 2015 Jan-Mar;29(1):1-6. J Biol Regul Homeost Agents. 2015. PMID: 25864736
Unlike beta-carotene, vitamin A is not an antioxidant and its benefit is related to possible boosting of immune reactions. ...However, excess of vitamin A has been demonstrated to have toxic effects in most species studied. Here we summarize some impor …
Unlike beta-carotene, vitamin A is not an antioxidant and its benefit is related to possible boosting of immune reactions. ... …
Vitamin A and Retinoids as Mitochondrial Toxicants.
de Oliveira MR. de Oliveira MR. Oxid Med Cell Longev. 2015;2015:140267. doi: 10.1155/2015/140267. Epub 2015 May 19. Oxid Med Cell Longev. 2015. PMID: 26078802 Free PMC article. Review.
Moreover, decreased life quality and increased mortality rates among vitamin A supplements users have been reported. However, the exact mechanism by which vitamin A elicits its deleterious effects is not clear yet. In this review, the role of mitochond …
Moreover, decreased life quality and increased mortality rates among vitamin A supplements users have been reported. However, …
Vitamin A Absorption, Storage and Mobilization.
Blaner WS, Li Y, Brun PJ, Yuen JJ, Lee SA, Clugston RD. Blaner WS, et al. Subcell Biochem. 2016;81:95-125. doi: 10.1007/978-94-024-0945-1_4. Subcell Biochem. 2016. PMID: 27830502 Review.
It is well established that chylomicron remnant (dietary) vitamin A is taken up from the circulation by hepatocytes, but more than 80 % of the vitamin A in the liver is stored in hepatic stellate cells (HSC). ...It is not known how these different circ …
It is well established that chylomicron remnant (dietary) vitamin A is taken up from the circulation by hepatocytes, but more …
29,099 results
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