Results 61 to 70 of about 14,182,128 (253)

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

Major role for active extension in the formation of processes by ras -transformed fibroblasts [PDF]

open access: yes, 1999
Expression of constitutively active Ras protein in fibroblasts results in enhanced cell motility, invasion competence and morphological changes including the formation of elongate cellular processes. These processes have been shown to resemble retraction
Shelden, Eric, Wadsworth, P
core   +1 more source

A bi-level mathematical programming for cell formation problem considering workers’ interest

open access: yesInternational Journal of Industrial Engineering and Production Research, 2017
Nowadays, the necessity of manufacturers’ response to their customers’ needs and their fields of activities have extended widely. The cellular manufacturing systems have adopted reduced costs from mass-production systems and high flexibility ...
Bardia Behnia   +3 more
doaj  

Design of Cellular Manufacturing using Mathematical Programming: a comparative study with simulation modelling [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2013
Machine-part family formation is one of major applications of group technology (GT). The machine cell formation problem in cellular manufacturing system (CMS) involves the decomposition of the manufacturing system into machine cells.
Hassan Farsijani   +1 more
doaj  

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

Formation of machine groups and part families in cellular manufacturing systems using a correlation analysis approach [PDF]

open access: yes
The important step in the design of a cellular manufacturing (CM) system is to identify the part families and machine groups and consequently to form manufacturing cells.
Hachicha, Wafik   +2 more
core  

Distinct roles for Tsg101 and Hrs in multivesicular body formation and inward vesiculation [PDF]

open access: yes, 2006
in mammalian cells, epidermal growth factor (EGF) stimulation promotes multivesicular body (MVB) formation and inward vesiculation within MVB. Annexin 1 is required for EGF-stimulated inward vesiculation but not MVB formation, demonstrating that MVB ...
C. E. Futter   +3 more
core  

Comparative assessment of crystallographic and cryo‐EM models in the Protein Data Bank

open access: yesFEBS Open Bio, EarlyView.
Raw data obtained by X‐ray crystallography or cryo‐EM result in experimental maps, ultimately fitted by atomic models. Although the physical principles are different, the final results can be viewed, compared, and evaluated in the same way. With cryogenic electron microscopy (cryo‐EM) on track to surpass X‐ray crystallography as the preferred method ...
Alexander Wlodawer   +7 more
wiley   +1 more source

Chemotaxis: a feedback-based computational model robustly predicts multiple aspects of real cell behaviour [PDF]

open access: yes, 2011
The mechanism of eukaryotic chemotaxis remains unclear despite intensive study. The most frequently described mechanism acts through attractants causing actin polymerization, in turn leading to pseudopod formation and cell movement.
Haastert, Peter J.M. van,   +26 more
core   +5 more sources

Recent insights into the molecular mechanism of ubiquinol oxidation by cytochrome bc1

open access: yesFEBS Open Bio, EarlyView.
The review reflects on the mechanism of the catalytic reaction in cytochrome bc1: the electron bifurcation that involves the separation of two electrons derived from the quinol oxidation to opposite sides of the enzyme across the membrane. This review summarizes the long‐standing effort to understand the mechanism of quinol oxidation catalyzed by ...
Anna Wójcik‐Augustyn   +2 more
wiley   +1 more source

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