Results 91 to 100 of about 188,698 (303)

Extensive amalgam tattoo (amalgam pigmentation) on the palatal mucosa: a short case report

open access: yesJournal of Oral Medicine and Oral Surgery, 2019
Introduction: An amalgam tattoo is the most common form of exogenous oral pigmentation caused by the diffusion of dental amalgam into the soft tissue. Observation: Here we describe a case of diffuse pigmentation of amalgam on the hard palate. Discussion:
Kamal Fiqhi Mohammed   +3 more
doaj   +1 more source

TacScope: A Miniaturized Vision‐Based Tactile Sensor for Surgical Applications

open access: yesAdvanced Robotics Research, EarlyView.
TacScope is a compact, vision‐based tactile sensor designed for robot‐assisted surgery. By leveraging a curved elastomer surface with pressure‐sensitive particle redistribution, it captures high‐resolution 3D tactile feedback. TacScope enables accurate tumor detection and shape classification beneath soft tissue phantoms, offering a scalable, low‐cost ...
Md Rakibul Islam Prince   +3 more
wiley   +1 more source

A New Compound Heterozygous Mutation Of BSCL2 In A Chinese Zhuang Ethnic Family With Congenital Generalized Lipodystrophy

open access: yesDiabetes, Metabolic Syndrome and Obesity, 2019
Yuan-yuan Qin,1 Xuan Zhang,1 Li-qun Xiang,1 Qing-wen Shan,2 Shou-dong Li,3 Jie Yan,1 Fa-quan Lin1 1Department of Clinical Laboratory, The First Affiliated Hospital of Guangxi Medical University, Nanning, Guangxi Zhuang Autonomous Region, People’s ...
Qin Y   +6 more
doaj  

A Low‐Cost, Handheld Optical Stiffness Sensor for Minimally Invasive Surgery

open access: yesAdvanced Robotics Research, EarlyView.
A novel handheld stiffness sensor is presented for real‐time tissue stiffness characterization. By simultaneously sensing contact force and tissue deformation, the device enables accurate stiffness quantification without requiring precise manual control. This approach offers a promising solution for intraoperative tumor detection and minimally invasive
Qianyu Ma   +4 more
wiley   +1 more source

Adaptation of Apis mellifera jemenitica (Hymenoptera: Apidae) to high temperatures: Morphological, behavioural, and physiological aspects

open access: yesEuropean Journal of Entomology
Temperature affects the distribution and success of Apis mellifera subspecies. To survive high temperatures in their natural habitats, unique adaptive traits have been evolved by various A. mellifera subspecies. A.
Yehya ALATTAL
doaj   +1 more source

Sensitivity of Allelic Divergence to Genomic Position: Lessons from the Drosophila tan Gene

open access: yesG3: Genes, Genomes, Genetics, 2016
To identify genetic variants underlying changes in phenotypes within and between species, researchers often utilize transgenic animals to compare the function of alleles in different genetic backgrounds.
Alisha V. John   +4 more
doaj   +1 more source

Solid Harmonic Wavelet Bispectrum for Image Analysis

open access: yesAdvanced Science, EarlyView.
The Solid Harmonic Wavelet Bispectrum (SHWB), a rotation‐ and translation‐invariant descriptor that captures higher‐order (phase) correlations in signals, is introduced. Combining wavelet scattering, bispectral analysis, and group theory, SHWB achieves interpretable, data‐efficient representations and demonstrates competitive performance across texture,
Alex Brown   +3 more
wiley   +1 more source

Locally differentiated cryptic pigmentation in the freshwater isopod Asellus aquaticus

open access: yes, 2005
A repeated pattern of background colour matching in animals is an indication that pigmentation may be cryptic. Here, we examine the relationship between pigmentation of the freshwater isopod Asellus aquaticus and background darkness in 29 lakes, wetlands
Stoltz, J   +3 more
core   +2 more sources

WHEN THE NAIL APPEARANCE PLAYS TRICKS: A CASE OF LONGITUDINAL MELANONYCHIA

open access: yesEuropean Medical Journal, 2018
A paediatric nail consultation is often required to reduce parents’ concerns regarding their child’s abnormal nail appearance. Nail pigmentation in children is a dermatological challenge because guidelines are not standardised, causing many doubts for ...
Michela Starace   +3 more
doaj  

Senescent Fibroblast-Derived GDF15 Induces Skin Pigmentation

open access: yes, 2020
Senescent fibroblasts play a role in aging pigmentation. In this study, we found that GDF15 expression levels are increased in UV-irradiated senescent fibroblasts and photoaged hyperpigmented skin.
Kim, Y   +4 more
core   +1 more source

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