Results 121 to 130 of about 1,797,780 (305)

Deformations of functions without real critical points

open access: yes, 2003
Given a real analytic function f(x, y) with one critical point P-0, we Study deformations f(1) of f such that, for any t not equal 0, the analytic function f(t) has no critical points in a neighborhood of P-0.
González Ramírez, Jorge A.   +1 more
core   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Locus of Critical Points for Some Polynomial

open access: yes, 2021
Given a polynomial with complex coefficients, the celebrated Gauss-Lucas's theorem and Marden's theorem offer us insights into the geometry of the locus of its critical points.
Yang, Zheng, Xie, Haotian
core  

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Confidence sets around critical points

open access: yes, 2008
The critical lines and the top-points in the scale space of an image carry important information about the image, and can be used e.g. for image reconstruction and matching.
Bo Markussen
core  

Critical points in vector fields.

open access: yes, 2018
Schematic of critical point types in velocity vector fields. Dots and triangles show critical points, arrows show typical surrounding vector fields for all 2D critical point classes.
Pulin Gong (255733)   +1 more
core   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Critical Points in Lemke's Total Worker Health Calculus. [PDF]

open access: yesJ Occup Environ Med, 2021
Kelly KM   +5 more
europepmc   +1 more source

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