Results 71 to 80 of about 15,215 (310)

Promelanogenic Effects by an Annurca Apple-Based Natural Formulation in Human Primary Melanocytes

open access: yesClinical, Cosmetic and Investigational Dermatology, 2021
Maria Grazia Ferraro,1 Marialuisa Piccolo,1 Alessandro Pezzella,2 Fabrizia Guerra,1 Francesco Maione,1 Gian Carlo Tenore,1 Rita Santamaria,1 Carlo Irace,1 Ettore Novellino1 1Department of Pharmacy, School of Medicine and Surgery, University of Naples ...
Ferraro MG   +8 more
doaj  

Antioxidative Properties of Melanins and Ommochromes from Black Soldier Fly Hermetia illucens

open access: yesBiomolecules, 2019
A comparative study of melanin and ommochrome-containing samples, isolated from the black soldier fly (BSF) by enzymatic hydrolysis, alkaline and acid alcohol extraction or by acid hydrolysis, was carried out.
Nina Ushakova   +4 more
doaj   +1 more source

Melanin's backups [PDF]

open access: yesThe Journal of Cell Biology, 2006
![][1] Tyrosinase dispersal (top) requires Rab32 (bottom). Sports teams and melanin-making cells follow the same strategy: they have substitutes in case a regular can't perform.
openaire   +2 more sources

Elucidating and Biomimicking the Coloration Mechanisms Responsible for the Vibrant Blue Hues of the Common Kingfisher

open access: yesAdvanced Optical Materials, EarlyView.
This study reveals why the back feathers of a common kingfisher show various non‐iridescent blueish structural colors by analyzing the internal structures of the feathers. It demonstrates how structural differences lead to the different optical interactions, thereby producing different colors.
Jihun Kang   +5 more
wiley   +1 more source

Analytical Pyrolysis of the Fungal Melanins from Ochroconis spp. Isolated from Lascaux Cave, France

open access: yesApplied Sciences, 2021
Analytical pyrolysis is a tool widely used for investigating the nature of macromolecules. This technique has been applied with success for solving the chemical structure of geo- and biopolymers.
Cesareo Saiz-Jimenez   +3 more
doaj   +1 more source

Making Thermal Imaging More Equitable and Accurate: Resolving Solar Loading Biases [PDF]

open access: yesarXiv, 2023
Thermal cameras and thermal point detectors are used to measure the temperature of human skin. These are important devices that are used everyday in clinical and mass screening settings, particularly in an epidemic. Unfortunately, despite the wide use of thermal sensors, the temperature estimates from thermal sensors do not work well in uncontrolled ...
arxiv  

Microneedles at the Forefront of Next Generation Theranostics

open access: yesAdvanced Science, EarlyView.
The TOC figure illustrates the revolutionary role of microneedles in modern medicine, showcasing their dual diagnostic and therapeutic functions. On the left, microneedles access interstitial fluid for real‐time monitoring of biomarkers like glucose and hormones.
Chan Wang   +8 more
wiley   +1 more source

The pbrB gene encodes a laccase required for DHN-melanin synthesis in conidia of Talaromyces (Penicillium) marneffei. [PDF]

open access: yesPLoS ONE, 2015
Talaromyces marneffei (Basionym: Penicillium marneffei) is a significant opportunistic fungal pathogen in patients infected with human immunodeficiency virus in Southeast Asia. T. marneffei cells have been shown to become melanized in vivo.
Ariya Sapmak   +3 more
doaj   +1 more source

Determination of thermal and optical parameters of melanins by photopyroelectric spectroscopy [PDF]

open access: yes, 2005
Photopyroelectric spectroscopy (PPE) was used to study the thermal and optical properties of electropolymerized melanins. The photopyroelectric intensity signal and its phase were independently measured as a function of wavelength, as well as a function of chopping frequency for a given wavelength in the saturation part of the PPE spectrum.
arxiv   +1 more source

Electroactive Electrospun Nanofibrous Scaffolds: Innovative Approaches for Improved Skin Wound Healing

open access: yesAdvanced Science, EarlyView.
This review explores the potential of electroactive electrospun nanofibrous (EEN) scaffolds for enhanced skin wound healing. It discusses how a variety of electroactive materials can be prepared into EEN scaffolds via electrospinning technology, and their applications in various wound types. The review provides insights into the future perspectives for
Yang Zhang   +10 more
wiley   +1 more source

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