Results 31 to 40 of about 130,312 (204)

The Melanin Biosynthesis Genes of Alternaria alternata Can Restore Pathogenicity of the Melanin-Deficient Mutants of Magnaporthe grisea

open access: yesMolecular Plant-Microbe Interactions, 1997
The phytopathogenic fungi Magnaporthe grisea and Alternaria alternata produce melanin via the polyketide biosynthesis, and both fungi form melanized colonies. However, the site of melanin deposition and the role of melanin in pathogenicity differ between
Chie Kawamura   +7 more
doaj   +1 more source

Spontaneous melanotic lesions in axillary seabream, Pagellus acarne (Risso) [PDF]

open access: yes, 2013
In this paper, we describe spontaneous melanotic lesions in the skin of axillary seabream, Pagellus acarne (Risso) from a defined area of the Portuguese Coast, located in Cabo da Roca and Foz do Arelho.
Branco, Sandra, Ramos, Paula, Victor, P
core   +1 more source

Melanin levels in relation to vitamin D among first-generation immigrants from different ethnic groups and origins: A comparative national Canadian cross-sectional study

open access: yesFrontiers in Medicine, 2023
IntroductionImmigrants to Western countries tend to have darker skin than native-born populations. We examined the relationship between skin melanin and serum vitamin D (vitD) [S-25(OH)D] levels and explored whether melanin levels explained S-25(OH)D ...
Said Yousef   +13 more
doaj   +1 more source

Synthesis of novel azo compounds containing 5(4H)-oxazolone ring as potent tyrosinase inhibitors [PDF]

open access: yes, 2013
Six new azo dyes containing of 5(4H)-oxazolone ring were prepared by diazotization of 4-aminohippuric acid and coupling with N,N-dimethylaniline, 1-naphthol and 2-naphthol and condensation with 4-fluoro benzaldehyde or 4-trifluoromethoxy benzaldehyde ...
Abbasalipour, V.   +5 more
core   +1 more source

Amino acid modification and structural characterization of Auricularia heimuer melanin [PDF]

open access: yesZhongguo niangzao
In order to improve the solubility of Auricularia heimuer melanin, amino acid modification was performed on the melanin extracted from the fermentation broth of A. heimuer. The structure of amino acid melanin with better modification effects was selected
YAO Xiuge, GUO Yan, HAN Chuang, TIAN Shuang, ZHU Jianan, ZHANG Xiaojia, YIN Bo, MA Yinpeng
doaj   +1 more source

Genomic Analysis and Assessment of Melanin Synthesis in Amorphotheca resinae KUC3009

open access: yesJournal of Fungi, 2021
This study reports the draft genome of Amorphotheca resinae KUC30009, a fungal isolate with promising industrial-scale melanin production potential. The mechanisms for melanin or melanin-related pigment formation of this strain were examined through ...
Jeong-Joo Oh   +7 more
doaj   +1 more source

The multifocal pattern electroretinogram in chloroquine retinopathy [PDF]

open access: yes, 2004
Purpose: Optimal screening for ocular toxicity caused by chloroquine and hydroxychloroquine is still controversial. With the multifocal pattern electroretinogram (mfPERG), a new electrophysiological technique has recently become available to detect early
Arden, G. B.   +4 more
core   +1 more source

Conflict between background matching and social signalling in a colour-changing freshwater fish [PDF]

open access: yes, 2016
The ability to change coloration allows animals to modify their patterning to suit a specific function. Many freshwater fishes, for example, can appear cryptic by altering the dispersion of melanin pigment in the skin to match the visual background ...
Kelley, Jennifer L.   +2 more
core   +3 more sources

A case report: retigabine induced oral mucosal dyspigmentation of the hard palate [PDF]

open access: yes, 2015
Background Dyspigmentation of the oral mucosa has a multitude of aetiological causes. Retigabine, a new antiepileptic drug, has the potential side effect of inducing a blue/purple pigmentation of the oral mucosa in addition to the skin, lips, nails and ...
Beacher, Nicholas G.   +2 more
core   +1 more source

Evaluation of melanin-targeted radiotherapy in combination with radiosensitizing drugs for the treatment of melanoma [PDF]

open access: yes, 2014
The incidence of malignant melanoma is rising faster than that of any other cancer in the United States. An [131I]-labeled benzamide - [131I]MIP-1145 - selectively targets melanin, reduces melanoma tumor burden and increases survival in preclinical ...
Babich, John   +5 more
core   +1 more source

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