Results 151 to 160 of about 80,543 (306)

Fluorescence of melanin [PDF]

open access: yes, 1981
Optical fluorescence in aqueous suspensions of synthetic dopa melanin has been detected and investigated. A fluorescence lifetime of 8.3 ns was measures in pulsed laser experiments. The fluorescent response for melanin was obtained when it was irradiated
Gallas, James M.
core  

Nail Toxicities Associated With Anticancer Therapies in Children

open access: yesJEADV Clinical Practice, EarlyView.
ABSTRACT Nail toxicities are a frequent yet often underrecognized component of dermatologic adverse events in children receiving anticancer therapies. Both conventional cytotoxic chemotherapy and newer targeted agents can affect the nail matrix, nail bed and periungual tissues, producing a broad spectrum of clinical manifestations that range from ...
Luca Rapparini, Michela Starace
wiley   +1 more source

Nicotine–melanin interaction [PDF]

open access: yes, 2013
BACKGROUND The available literature suggests that nicotine may accumulate in human tissues containing melanin, which increases the biosynthesis of this pigment.
Wrześniok, Dorota   +2 more
core  

Pigmented Fibroepithelioma of Pinkus in Pregnancy: Strengths and Limitations of Reflectance Confocal Microscopy, Line‐Field Optical Coherence Tomography and Line‐Field Optical Coherence Tomography Artificial Intelligence Tool

open access: yesJEADV Clinical Practice, EarlyView.
ABSTRACT Pigmented fibroepithelioma of Pinkus (FeP), a rare fibroepithelial variant of basal cell carcinoma (BCC), is clinically and dermoscopically challenging to diagnose and may mimic melanoma as well as benign lesions, such as sebhorreic keratosis.
Lucia Finistauri Guacci   +8 more
wiley   +1 more source

Water Table Decline Shifts Microbial Necromass From Particulate to Mineral‐Associated Pools in Peatlands

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Microbial necromass carbon (MNC) is a major and stable component of soil organic carbon, yet its fraction‐specific accumulation and stabilization mechanisms remain unclear, particularly in peatlands experiencing hydrological change. We investigated MNC distribution along three independent transects spanning a natural gradient of five ...
Hua‐Bing Liu   +5 more
wiley   +1 more source

Spatiospectral Photoacoustic Microscopy With Gain‐Switched Ti:Sapphire Laser for High‐Accuracy Molecular Dynamics Imaging

open access: yesLaser &Photonics Reviews, EarlyView.
Spatiospectral photoacoustic microscopy is enabled by stable, wavelength‐tunable dual‐pulse excitation from a gain‐switched Ti:sapphire laser. Intrinsically synchronized 532‐nm and NIR‐I pulses provide single‐scan, co‐registered mapping of oxygen saturation and indocyanine green dynamics in vivo.
Yong‐Jae Lee   +8 more
wiley   +1 more source

Effectiveness and Safety of Setmelanotide in a Patient With a Heterozygous PCSK1 Deficiency

open access: yesObesity, EarlyView.
ABSTRACT Setmelanotide, a melanocortin 4 receptor (MC4R) agonist, is a promising pharmacological treatment option for people with rare monogenic obesity conditions affecting the leptin‐melanocortin signaling pathway, including proprotein convertase subtilisin/kexin type 1 (PCSK1) gene mutations.
Ellina Lytvyak   +2 more
wiley   +1 more source

Controlled incubation, leachate, and pot assays of shrimp shell‐based compost for suppressing Verticillium dahliae in olive

open access: yesPest Management Science, EarlyView.
Shrimp shell compost suppresses Verticillium dahliae microsclerotia, enhances chitinase activity, lowers olive wilt severity and improves plant recovery under controlled conditions. Abstract BACKGROUND Verticillium wilt of olive (Olea europaea L.), caused by Verticillium dahliae Kleb., is difficult to manage because long‐lived microsclerotia persist in
Gharbi Yaakoub   +3 more
wiley   +1 more source

STUDIES ON MELANIN

open access: yesThe Tohoku Journal of Experimental Medicine, 1952
openaire   +3 more sources

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