Results 61 to 70 of about 4,569 (148)

Terapêutica fotodinâmica com ácido delta-aminolevulínico em neoplasias queratinocíticas superficiais Photodynamic therapy with delta-aminolevulinic acid for superficial keratinocytic neoplasms

open access: yesAnais Brasileiros de Dermatologia, 2003
FUNDAMENTOS: A terapêutica fotodinâmica (TFD) é técnica de tratamento em que são aplicadas, nos tecidos, substâncias fotossensibilizantes, posteriormente ativadas com luzes de comprimentos de onda específicos, com a finalidade de produzir destruição ...
Renato Marchiori Bakos   +8 more
doaj   +1 more source

Ecological, Functional, and Phylogenetic Determinants of Cyanobacterial Biomineralisation

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 1, February 2026.
Cyanobacteria contribute to the global carbon cycle by biomineralising CO2 into solid carbonates. Unlike photosynthesis, biomineralisation is a less‐understood, multifaceted and adaptive metabolic process with significant global impact. It involves cell wall structures, genetic factors, and metabolic pathways that enable mineral formation and help ...
Federica Tiddia   +3 more
wiley   +1 more source

Functional insights into the photoactive yellow protein family from homologs, multidomain proteins, and inferred pyp operons

open access: yesJournal of Bacteriology
Photoactive Yellow Protein (PYP) is a model system for functional protein dynamics and a prototype of the PAS domain superfamily. It is a bacterial photoreceptor that triggers a range of responses in different bacteria: phototaxis, biosynthesis of photo ...
Rosalie L. Dohmen   +10 more
doaj   +1 more source

Thermoluminescence (TL) Measurements in Tobacco Leaves

open access: yesBio-Protocol, 2013
TL measurement is a useful tool for studying charge stabilization and subsequent recombination in photosystem II (PSII) in higher plants and cyanobacteria.
ding Shunhua, Xiaogang Wen, Congming Lu
doaj   +1 more source

Screening and partial purification of photoprotective pigment scytonemin from cyanobacterial crusts dwelling on the historical monuments in and around Varanasi, India

open access: yesMicrobiology Research, 2017
In the present investigation, biological crusts from the surface of eight historical monuments of Varanasi, India, were examined for the presence of scytonemin (a cyanobacterial photoprotective pigment) containing cyanobacterial species. Lyngbya sp.
Jainendra Pathak   +7 more
doaj   +1 more source

Photobiology of Photocarcinogenesis [PDF]

open access: yesPhotochemistry and Photobiology, 1996
26. Data presented by Hoffman-La Roche (1993) at FDA hearing, March 31, 1993 in Washington, DC. Kelly, G. E., W. D. Meikle and D. E. Moore (1989) Enhancement of UV-induced skin carcinogenesis by azathioprine: role of photochemical sensitization. Photochem. Phorobiol. 49, 5965. Ljunggren, B., M. Bjellerup and D. M.
openaire   +2 more sources

The Peroxisome Proliferator-Activated Receptor Gamma System Regulates Ultraviolet B-Induced Prostaglandin E2 Production in Human Epidermal Keratinocytes

open access: yesPPAR Research, 2010
Studies using PPARγ agonists in mouse skin have suggested that peroxisome proliferator-activated receptor gamma (PPARγ) is irrelevant to cutaneous photobiology.
Raymond L. Konger   +4 more
doaj   +1 more source

Photobiology [PDF]

open access: yesJournal of Investigative Dermatology, 2013
openaire   +2 more sources

Photobiology [PDF]

open access: yesJournal of Toxicology: Cutaneous and Ocular Toxicology, 1985
E. B. Mawer   +16 more
openaire   +2 more sources

Editorial: Cannabis Genomics, Breeding and Production

open access: yesFrontiers in Plant Science, 2020
Rachel Backer   +4 more
doaj   +1 more source

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