Results 101 to 110 of about 9,753,657 (384)

Total positivity, Grassmannian and modified Bessel functions [PDF]

open access: yesarXiv, 2017
A rectangular matrix is called totally positive, if all its minors are positive. A point of a real Grassmanian manifold $G_{l,m}$ of $l$-dimensional subspaces in $\mathbb R^m$ is called strictly totally positive, if one can normalize its Pl\"ucker coordinates to make all of them positive.
arxiv  

Autophagy in cancer and protein conformational disorders

open access: yesFEBS Letters, EarlyView.
Autophagy plays a crucial role in numerous biological processes, including protein and organelle quality control, development, immunity, and metabolism. Hence, dysregulation or mutations in autophagy‐related genes have been implicated in a wide range of human diseases.
Sergio Attanasio
wiley   +1 more source

Brucella NyxA and NyxB dimerization enhances effector function during infection

open access: yesFEBS Letters, EarlyView.
Brucella abortus thrives inside cells thanks to the translocation of effector proteins that fine‐tune cellular functions. NyxA and NyxB are two effectors that destabilize the nucleolar localization of their host target, SENP3. We show that the Nyx proteins directly interact with each other and that their dimerization is essential for their function ...
Lison Cancade‐Veyre   +4 more
wiley   +1 more source

Providing a model for predicting academic procrastination based on multidimensional perfectionism and positive and negative effects in school students

open access: yesمجله علوم روانشناختی, 2018
Background: Negative affect makes one completely ignore his homework and commit procrastination. Positive affect increases useful indices of thinking and reducing procrastination.
mahbobeh Tavoshi   +2 more
doaj  

Plague transforms positive effects of precipitation on prairie dogs to negative effects

open access: yesInternational Journal for Parasitology: Parasites and Wildlife, 2021
Rodents characteristically benefit from increased precipitation, especially in typically dry habitats; “good years” of high precipitation improve their forage and water balance. However, Yersinia pestis (plague), a flea-borne pathogen of mammals that was
Dean E. Biggins   +2 more
doaj  

Effects of Positive Airway Pressure Therapy on Seizure Control in Patients with Nocturnal Epilepsy and Obstructive Sleep Apnoea Syndrome

open access: yesTürk Uyku Tıbbı Dergisi, 2020
Objective:Obstructive Sleep Apnoea syndrome (OSAS) is common in patients with epilepsy. A reduction in seizure frequency was reported following positive airway pressure (PAP) therapy.
Gülçin Benbir Şenel, Derya Karadeniz
doaj   +1 more source

B cell mechanobiology in health and disease: emerging techniques and insights into therapeutic responses

open access: yesFEBS Letters, EarlyView.
B cells sense external mechanical forces and convert them into biochemical signals through mechanotransduction. Understanding how malignant B cells respond to physical stimuli represents a groundbreaking area of research. This review examines the key mechano‐related molecules and pathways in B lymphocytes, highlights the most relevant techniques to ...
Marta Sampietro   +2 more
wiley   +1 more source

Editorial: Biological invaders: Always the bad guys?

open access: yesFrontiers in Ecology and Evolution, 2022
Bruce Arthur Osborne   +2 more
doaj   +1 more source

Going positive: The effects of negative and positive advertising on candidate success and voter turnout

open access: yesResearch & Politics, 2016
Given the depth of research on negative advertising in campaigns, scholars have wondered why candidates continue to attack their opponents. We build on this research by considering real-world campaign contexts in which candidates are working in ...
Liam C Malloy, Shanna Pearson-Merkowitz
doaj   +1 more source

The thioredoxin‐like and one glutaredoxin domain are required to rescue the iron‐starvation phenotype of HeLa GLRX3 knock out cells

open access: yesFEBS Letters, EarlyView.
Glutaredoxin (Grx) 3 proteins contain a thioredoxin domain and one to three class II Grx domains. These proteins play a crucial role in iron homeostasis in eukaryotic cells. In human Grx3, at least one of the two Grx domains, together with the thioredoxin domain, is essential for its function in iron metabolism.
Laura Magdalena Jordt   +4 more
wiley   +1 more source

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