Results 81 to 90 of about 7,690,139 (265)

Flexible Sensors for Robotics Tactile Perception: A Review

Advanced Robotics Research, EarlyView.
Flexible tactile sensing for robotics is reviewed through four interconnected dimensions. Physical mechanisms include piezoresistive, capacitive, piezoelectric, triboelectric, iontronic, and optical sensing. Structural design includes bioinspired, defect‐based, and MEMS‐based tactile systems.
Yu Song, Ying Chen, Yihao Chen, Xue Feng
wiley   +1 more source

Bio‐Inspired Object Retrieval via Proximity‐Guided Adaptive Thigmotactic Exploration and Neuromorphic Recognition

Advanced Robotics Research, EarlyView.
Sparse active‐infrared proximity sensing is coupled to an adaptive thigmotactic controller for camera‐inaccessible object retrieval. After grasping, receptor‐informed encoding transforms force, temperature, and wrist force–torque signals into spike trains for spiking neural network recognition.
Fengyi Wang, Nitish Thakor, Gordon Cheng
wiley   +1 more source

Dermal Permeability of Perfluorohexane Sulfonic Acid (PFHxS) and Perfluorohexanoic Acid (PFHxA) in Varying Vehicles and the Effects on Skin Integrity in a Reconstructed Human Epidermis Model

Toxics
Per- and polyfluoroalkyl substances (PFAS) are widespread environmental contaminants associated with adverse health effects, yet dermal exposure remains poorly characterized.
Lisa M. Weatherly, Notashia N. Baughman, Callee M. Walsh, Laurel G. Jackson, Ewa Lukomska, Madison P. Cooper, Jason E. Ham, Stacey E. Anderson   +7 more
doaj   +1 more source

Charting Endocrine Progenitors Across Species and Organs

Advanced Science, EarlyView.
Endocrine progenitors give rise to the hormone‐producing cells of the pancreas and intestine. Using single‐cell multiomics and proteomics, this study compares these progenitors across species, systems, and organs, mapping the conserved and species‐specific gene regulatory networks that guide their formation.
Changying Jing, Michael Sterr, Özüm Sehnaz Caliskan, Lama Saber, Nicole Katarina Rogers, Samuel Ogden, Kei Kozawa, Christos Karampelias, Jessica Jaki, Aimée Bastidas‐Ponce, Falk Janos Farkas, Oliver Czarnecki, Osvaldo Rodrigues Pereira, Perla Cota, Valerie Vandenbempt, Diego Balboa, Anika Böttcher, Natalie Krahmer, Mohammad Lotfollahi, Julie B. Sneddon, Heiko Lickert, Mostafa Bakhti   +21 more
wiley   +1 more source

Selenium Nanoparticles Selectively Target KRAS G13D to Inhibit Colorectal Cancer

Advanced Science, EarlyView.
The mechanisms of SeNPs therapy in cancer treatment, encompass three parallel actions: (1) seleno‐amino acids, key metabolites, upregulate GPX2 expression, thereby inhibiting tumor metastasis via the GPX2‐HIF1α‐VEGF signaling pathway; (2) selenite (SeO32−), an inorganic metabolite, forms hydrogen bonds with amino acid residues 13–17 of the KRAS G13D ...
Xiaoting Liu, Chong Wu, Shiyao Song, Li Ma, Shaoqing Huang, Yuting He, Qinghai Li, Yanzhou Chang, Dan Jiang, Yong Mei, Junchao Cai, Zhenshuang Du, Tianfeng Chen, Weiling He   +13 more
wiley   +1 more source

Advancing preclinical research with reconstructed in vitro skin models mimicking non-healing wounds

International Journal of Pharmaceutics: X
Chronic skin wounds remain a significant therapeutic challenge worldwide, primarily due to persistent inflammation, impaired function of fibroblasts and keratinocytes, defective angiogenesis, and the presence of complex polymicrobial biofilms ...
Regina Gomes Daré, Luciana B. Lopes, Alke Petri-Fink, Barbara Rothen-Rutishauser   +3 more
doaj   +1 more source

RNAi in the Rhizarian Phytopathogen Plasmodiophora brassicae: The Causal Agent of Clubroot Disease in Cruciferous Crops

Advanced Science, EarlyView.
This study uncovers an unusual RNAi pathway in the rhizarian pathogen Plasmodiophora brassicae. In the absence of Dicer, a Drosha‐like RNase III protein supports the biogenesis of predominant 21‐nt small RNAs, and two Argonaute proteins mediate small RNA‐guided silencing.
Xiong Zhang, Yupo Wu, Jiachang Hou, Lixia Gao, Longqi Pan, Cuicui Shen, Chuanji Zhao, Feng Gao, Yi Zhang, Li Ren, Xiaoping Fang, Xiaoling Dun, Shengyi Liu, Lijiang Liu   +13 more
wiley   +1 more source

Mid‐Infrared Absorption Coefficients of Human Skin Stratum Corneum

Advanced Photonics Research
We report infrared absorption coefficients of human stratum corneum (SC) from both native ex vivo tissue and in vitro skin models. While the optical properties of human SC have been extensively characterized in the visible and near‐infrared spectral ...
Mattia Saita, Alexander Mittelstädt, Nina Köder, Michael Kaluza, Thorsten Lubinski, Dieter Groneberg, Florian K. Groeber‐Becker, Werner Mäntele, Sergius Janik   +8 more
doaj   +1 more source

Harnessing Phase Separation for the Development of High‐Performance Hydrogels

Advanced Science, EarlyView.
ABSTRACT Hydrogels are indispensable for the development of next‐generation bioelectronics, soft robotics, and biomedical devices, where their mechanical properties determine performance and reliability. Among strategies to enhance hydrogel mechanics, phase separation enables controlled heterogeneity resulting in gel networks that are reinforced by ...
Yue Shao, Yiming Ma, Baihao Shao, Molly M. Stevens   +3 more
wiley   +1 more source

Model For Human Skin Reconstructed In Vitro Composed Of Associated Dermis And Epidermis.

, 2015
The technique of obtaining human skin with dermis and epidermis reconstructed from cells isolated from patients can enable autologous skin grafting on patients with few donor sites. It also enables in vitro trials on chemicals and drugs. The objective of
Souto, Luís Ricardo Martinhão, Rehder, Jussara, Vassallo, José, Cintra, Maria Letícia, Kraemer, Maria Helena Stangler, Puzzi, Maria Beatriz   +5 more
core