Results 81 to 90 of about 57,043 (220)

Thirty Femtograms Detection of Iron in Mammalian Cells

open access: yes, 2012
Inorganic nanomaterials and particles with enhanced optical, mechanical or magnetic attributes are currently being developed for a wide range of applications.
Berret, J. -F.   +5 more
core   +2 more sources

Ultrastructural Analysis of Inflammatory Breast Cancer Cell Clusters in an Ex Vivo Environment Mechanically Mimicking the Lymph Vascular System

open access: yesBreast Cancer: Basic and Clinical Research, 2021
Background: Inflammatory breast cancer (IBC) is a rare form of breast cancer with a poor prognosis. IBC is characterized by florid lymphovascular tumor emboli in the skin and the parenchyma of the breast.
Yuka Fujii   +2 more
doaj   +1 more source

Erythrocyte ‘Feierzeit’ reaction: Novel filamentous and vesicular response to n‐butyl acetate

open access: yesJournal of Microscopy, EarlyView.
Abstract Human erythrocytes (red blood cells; RBCs) undergo spontaneous disassembly after several hours of exposure to n‐butyl acetate (nBA). Images of the morphological changes were captured in time‐lapse sequences using differential interference contrast (DIC) light microscopy.
Philip W. Kuchel
wiley   +1 more source

Random Photon Absorption Model Elucidates How Early Gain Control in Fly Photoreceptors Arises from Quantal Sampling [PDF]

open access: yes, 2016
Many diurnal photoreceptors encode vast real-world light changes effectively, but how this performance originates from photon sampling is unclear. A 4-module biophysically-realistic fly photoreceptor model, in which information capture is limited by the ...
Bevington   +29 more
core   +1 more source

Molecular insights into electroreceptor ribbon synapses from differential gene expression in sturgeon lateral line organs

open access: yesJournal of Anatomy, EarlyView.
The expression of various genes involved in synapse development, stability and/or function was studied in developing mechanosensory neuromasts and electrosensory ampullary organs in sterlet sturgeon. Most were shared, including Slc17a8, Slc1a3 and Nrxn3, but Cbln18 was neuromast‐restricted and Tulp1 was ampullary organ‐restricted.
Alexander S. Campbell   +6 more
wiley   +1 more source

Prey capture and phagocytosis in the choanoflagellate Salpingoeca rosetta. [PDF]

open access: yesPLoS ONE, 2014
Choanoflagellates are unicellular and colonial aquatic microeukaryotes that capture bacteria using an apical flagellum surrounded by a feeding collar composed of actin-filled microvilli.
Mark J Dayel, Nicole King
doaj   +1 more source

Reconstruction of native cellular microanatomy in a novel bioengineered full thickness human nasal mucosal construct

open access: yesJournal of Anatomy, EarlyView.
Bioengineered tissue constructs are vital technologies employed in in vitro testing of both fundamental biological principles and industrial screening practices. Current approaches to modelling the nasal mucosa in vitro are not representative and are associated with limitations that impact their reliability and predictive value.
Steven Bradbury   +5 more
wiley   +1 more source

Review: Dystroglycan in the Nervous System [PDF]

open access: yes, 2007
Dystroglycan is part of a large complex of proteins, the dystrophin-glycoprotein complex, which has been implicated in the pathogenesis of muscular dystrophies for a long time.
Matthias Samwald
core   +2 more sources

Fatty acid composition of Drosophila photoreceptor light-sensitive microvilli

open access: yesBiological Research, 2013
Phototransduction, the mechanism underlying the electrical response to light in photoreceptor cells, has been thoroughly investigated in Drosophila melanogaster, an essential model in signal transduction research. These cells present a highly specialized
Yorka Muñoz   +7 more
doaj   +1 more source

Three Decades of China's Bt Cotton: Achievements and Insights

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Cotton is a vital natural fibre crop with significant economic value worldwide. In response to the threat of cotton bollworm (Helicoverpa armigera), the China government initiated a research project in 1992 to develop transgenic Bacillus thuringiensis (Bt) cotton.
Zhigang Meng   +10 more
wiley   +1 more source

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