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1797 2
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1803 1
1804 3
1808 1
1813 1
1814 1
1817 1
1822 1
1826 2
1832 1
1840 1
1842 3
1843 1
1845 1
1846 1
1847 2
1848 1
1851 1
1852 2
1853 1
1860 2
1861 1
1862 1
1863 2
1864 1
1865 1
1866 4
1867 5
1868 2
1869 4
1870 5
1871 4
1872 4
1873 7
1874 2
1875 2
1876 2
1877 2
1878 3
1879 1
1880 7
1881 17
1882 3
1883 16
1884 8
1885 9
1886 3
1887 4
1888 12
1889 19
1890 3
1891 4
1892 4
1893 8
1894 4
1895 3
1896 10
1897 19
1898 14
1899 16
1900 10
1901 8
1902 12
1903 16
1904 7
1905 10
1906 3
1907 8
1908 5
1909 8
1910 5
1911 6
1912 10
1913 11
1914 17
1915 17
1916 14
1917 14
1918 8
1919 12
1920 13
1921 23
1922 18
1923 27
1924 31
1925 44
1926 42
1927 65
1928 53
1929 40
1930 30
1931 24
1932 35
1933 31
1934 33
1935 35
1936 28
1937 42
1938 27
1939 37
1940 29
1941 26
1942 21
1943 19
1944 19
1945 128
1946 371
1947 439
1948 404
1949 381
1950 506
1951 564
1952 615
1953 680
1954 718
1955 672
1956 664
1957 667
1958 757
1959 740
1960 852
1961 978
1962 1176
1963 1829
1964 2725
1965 2523
1966 3015
1967 3832
1968 4779
1969 5312
1970 5137
1971 5895
1972 5509
1973 4208
1974 4245
1975 6242
1976 6201
1977 6287
1978 6195
1979 6522
1980 6653
1981 6749
1982 7089
1983 7597
1984 8267
1985 8561
1986 8887
1987 9009
1988 9195
1989 10666
1990 10898
1991 10958
1992 11002
1993 10798
1994 11194
1995 11503
1996 11401
1997 11525
1998 12219
1999 12626
2000 14253
2001 15240
2002 15980
2003 16835
2004 18798
2005 21337
2006 23157
2007 24772
2008 26860
2009 28395
2010 31293
2011 34101
2012 37002
2013 39376
2014 42165
2015 43497
2016 45024
2017 45987
2018 50276
2019 53920
2020 59678
2021 63425
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2023 64241
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2025 70177
2026 37162
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1,241,756 results

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Page 1
Visible light. Part I: Properties and cutaneous effects of visible light.
Austin E, Geisler AN, Nguyen J, Kohli I, Hamzavi I, Lim HW, Jagdeo J. Austin E, et al. J Am Acad Dermatol. 2021 May;84(5):1219-1231. doi: 10.1016/j.jaad.2021.02.048. Epub 2021 Feb 25. J Am Acad Dermatol. 2021. PMID: 33640508 Free PMC article. Review.
Approximately 50% of the sunlight reaching the Earth's surface is visible light (400-700 nm). Other sources of visible light include lasers, light-emitting diodes, and flash lamps. ...Red and blue light from light-emitting diodes and intense pul …
Approximately 50% of the sunlight reaching the Earth's surface is visible light (400-700 nm). Other sources of visible light i …
Systematic review of light exposure impact on human circadian rhythm.
Tähkämö L, Partonen T, Pesonen AK. Tähkämö L, et al. Chronobiol Int. 2019 Feb;36(2):151-170. doi: 10.1080/07420528.2018.1527773. Epub 2018 Oct 12. Chronobiol Int. 2019. PMID: 30311830 Free article.
Light is necessary for life, and artificial light improves visual performance and safety, but there is an increasing concern of the potential health and environmental impacts of light. ...In addition, a review of the scientific evidence on the impacts of l …
Light is necessary for life, and artificial light improves visual performance and safety, but there is an increasing concern o …
Photoradiation therapy and its potential in the management of neurological tumors.
Kaye AH, Morstyn G, Apuzzo ML. Kaye AH, et al. J Neurosurg. 1988 Jul;69(1):1-14. doi: 10.3171/jns.1988.69.1.0001. J Neurosurg. 1988. PMID: 3288722 Review.
Photoradiation therapy is a form of local treatment that depends on the selective retention of a photosensitizer, such as hematoporphyrin derivative (HpD), by the tumor followed by treatment with light of an appropriate wavelength to activate the sensitizer in the t …
Photoradiation therapy is a form of local treatment that depends on the selective retention of a photosensitizer, such as hematoporph …
Photoradiation diagnosis and therapy. Dermatologic and photobiologic aspects.
Bickers DR. Bickers DR. Invest Radiol. 1986 Nov;21(11):885-90. doi: 10.1097/00004424-198611000-00011. Invest Radiol. 1986. PMID: 3536795 Review.
Photoradiation with photosensitizing porphyrins offers a potentially useful approach to the diagnosis and treatment of certain human cancers. ...
Photoradiation with photosensitizing porphyrins offers a potentially useful approach to the diagnosis and treatment of certain human …
Drug-induced photosensitivity.
[No authors listed] [No authors listed] Prescrire Int. 2009 Oct;18(103):208-11. Prescrire Int. 2009. PMID: 19882789
Photoradiation therapy. II. Cure of animal tumors with hematoporphyrin and light.
Dougherty TJ, Grindey GB, Fiel R, Weishaupt KR, Boyle DG. Dougherty TJ, et al. J Natl Cancer Inst. 1975 Jul;55(1):115-21. doi: 10.1093/jnci/55.1.115. J Natl Cancer Inst. 1975. PMID: 1159805
Exposure of mouse and rat tumors of various types to more than 600 nm light 24 or 48 hours after an injection of hematoporphyrin resulted in a substantial number of long-term cures. Since hematoporphyrin is preferentially retained in tumor tissue, selective tumor destructi …
Exposure of mouse and rat tumors of various types to more than 600 nm light 24 or 48 hours after an injection of hematoporphyrin resu …
Blue Light and Skin Health.
Ramser A, Casey A. Ramser A, et al. J Drugs Dermatol. 2022 Sep 1;21(9):962-966. doi: 10.36849/JDD.6374. J Drugs Dermatol. 2022. PMID: 36074504 Review.
Although blue light has been present in our lives for decades, this type of visible light has recently become a topic of significant interest as we shift to a greater percentage of our time spent in front of light-emitting devices. ...We discuss the role of b …
Although blue light has been present in our lives for decades, this type of visible light has recently become a topic of signi …
Steroid receptor antagonist mifepristone inhibits the anti-inflammatory effects of photoradiation.
Lopes-Martins RA, Albertini R, Lopes-Martins PS, de Carvalho FA, Neto HC, Iversen VV, Bjordal JM. Lopes-Martins RA, et al. Photomed Laser Surg. 2006 Apr;24(2):197-201. doi: 10.1089/pho.2006.24.197. Photomed Laser Surg. 2006. PMID: 16706699
BACKGROUND DATA: Although interactions between photoradiation and pharmacological agents are largely unknown, parallel use of steroids and photoradiation is common in the treatment of inflammatory disorders such as arthritis and tendinitis. ...CONCLUSION: The steroi …
BACKGROUND DATA: Although interactions between photoradiation and pharmacological agents are largely unknown, parallel use of steroid …
Light sensing in fungi.
Corrochano LM, Corrochano-Luque M, Franco-Cano A, Gutiérrez G, Cánovas D. Corrochano LM, et al. Curr Biol. 2025 Dec 1;35(23):R1134-R1138. doi: 10.1016/j.cub.2025.10.041. Curr Biol. 2025. PMID: 41330315 Review.
Plants use the energy from light to fix carbon dioxide and produce oxygen, and their photosynthetic apparatus includes sensory systems that optimize light detection. ...In this primer we describe how fungi react to light, the types of photoreceptors that they …
Plants use the energy from light to fix carbon dioxide and produce oxygen, and their photosynthetic apparatus includes sensory system …
Light Conversion Nanomaterials for Wireless Phototherapy.
Sun B, Teo JY, Wu J, Zhang Y. Sun B, et al. Acc Chem Res. 2023 May 16;56(10):1143-1155. doi: 10.1021/acs.accounts.2c00699. Epub 2023 Mar 10. Acc Chem Res. 2023. PMID: 36897248
However, as the name suggests, phototherapy requires light irradiation, thus its therapeutic efficiency is often restricted by limited depth of light penetration within biological tissue. ...PLNPs can be excited by external light such as X-rays and NIR lig …
However, as the name suggests, phototherapy requires light irradiation, thus its therapeutic efficiency is often restricted by limite …
1,241,756 results
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