Results 231 to 240 of about 19,061 (299)

Multi-method dating reveals 200 ka of Middle Palaeolithic occupation at Maras rock shelter, Rhône Valley, France. [PDF]

open access: yesSci Rep
Richard M   +8 more
europepmc   +1 more source

Screening anticancer peptides performance in organotypic prostate tumor‐stroma 3D models

open access: yesInternational Journal of Cancer, EarlyView.
What's New? Peptide‐based drugs have emerged as promising anticancer therapies for their potential to disrupt protein–protein interactions. In this study, the authors developed a physiomimetic human 3D prostate cancer spheroid model to assess the efficacy of the CAVPENET peptide in inhibiting tumor growth. Upon incubation with CAVPENET, prostate cancer
Bárbara Matos   +7 more
wiley   +1 more source

Regulation of charge distribution for highly efficient colloidal quantum‐well light‐emitting diodes with deep‐red emissions

open access: yesInfoMat, EarlyView.
By using efficient core/shell colloidal quantum‐wells (CQWs) and an effective triple hole transport layer architecture, CQW light‐emitting diodes (CQW‐LEDs) with long‐wavelength emissions exhibit a record external quantum efficiency of 17.45%, a record luminance of 9335 cd m−2, extremely low efficiency roll‐off, ultra‐saturated emissions, and excellent
Wenhui Fang   +11 more
wiley   +1 more source

Enhanced blue emission in silica‐confined mixed‐halide perovskite quantum dots via releasing residual stress

open access: yesInfoMat, EarlyView.
Residual tensile stress is identified as a key factor responsible for the low luminous efficiency in silica‐confined blue‐emitting CsPb(Cl/Br)3 quantum dots. A hydrothermal treatment enables stress release in these quantum dots and significantly enhances their luminous efficiency.
Jiayi Huang   +6 more
wiley   +1 more source

New Approach Methodologies (NAMs) in Alternative Methods: A Comparative Cytotoxicity Analysis of Nanostructured Hydroxyapatite in Adipose Stem Cells Spheroids

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Toxicological assessment is essential in NP approval for health and medical applications. Although 2D cell culture has been widely used, 3D models, especially spheroids, provide better predictive value for toxicological risk assessments since they replicate complex cellular interactions more accurately.
Bianca Montenegro   +5 more
wiley   +1 more source

Humans in Africa's wet tropical forests 150 thousand years ago. [PDF]

open access: yesNature
Ben Arous E   +19 more
europepmc   +1 more source

Chronometric data and stratigraphic evidence support discontinuity between Neanderthals and early Homo sapiens in the Italian Peninsula. [PDF]

open access: yesNat Commun
Higham T   +18 more
europepmc   +1 more source

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