Results 121 to 130 of about 536,863 (258)

Metastatic niche shaped by host factors influences disseminated cancer cell fate

open access: yesFEBS Letters, EarlyView.
Metastasis is shaped not only by cancer cells but also by the environments they encounter. This review explores how factors such as aging, diet, the microbiome, lifestyle, and environmental exposures remodel organ‐specific niches in the lung, liver, bone, and brain, influencing where metastatic cells survive, remain dormant, or grow, and ultimately ...
Gwennan Delyth Ward   +2 more
wiley   +1 more source

Actors, Interests and Strategies of Brazilian Foreign Policy on Biofuels

open access: yesBrazilian Political Science Review, 2012
This article aims to examine how the entry of biofuels into Brazil’sinternational agenda came about and which actors and interests have influencedthe formulation of the Brazilian foreign policy on biofuels.
Marcelo de Almeida Medeiros   +1 more
doaj  

Smaller is better: nanobodies meet NMR

open access: yesFEBS Letters, EarlyView.
Nanobodies are single‐domain antigen‐binding fragments derived from camelid heavy chain antibodies. Their small size, high stability, and exceptional specificity make nanobodies uniquely useful probes for NMR studies of protein dynamics, transient conformational states, and protein–protein interactions.
Oleg Y. Dmitriev
wiley   +1 more source

Invisible but not inaccessible—Revealing transient oligomers formed by intrinsically disordered proteins with solution NMR and complementary methods

open access: yesFEBS Letters, EarlyView.
Transient oligomers formed by intrinsically disordered proteins may be ‘invisible’ to direct detection yet remain accessible to solution NMR through equilibrium‐exchange measurements and pressure‐jump experiments. Complementary methods report on mass, stoichiometry, selected distance distributions, morphology, and internal packing.
Martin D. Gelenter, Ad Bax
wiley   +1 more source

Neutralization of the PTX3/CD44 axis suppresses TGF‐β1 signaling in kidney fibrosis

open access: yesFEBS Letters, EarlyView.
This study investigates how the PTX3/CD44 axis promotes kidney fibrosis by activating TGF‐β1 signaling. We demonstrate that the neutralizing antibody WHC‐001 effectively inhibits this pathway, suppressing myofibroblast activation and partial epithelial–mesenchymal transition (EMT).
Chao‐Chun Cheng   +8 more
wiley   +1 more source

“Regimes”, Regional cooperation organizations and the promise of “proto-regimes”. Indo-Russian relations in the 21st century and the challenge of Vladimir Putin´s “values” initiatives

open access: yes, 2019
The concept of ‘proto-regimes’ is a useful analytical tool in investigating various quasi multilateral organizations which have come up during the post-Cold War period.
Hari Vasudevan
core   +1 more source

Reliance on daily mean streamflow data biases inferred flood seasonality

open access: yesEnvironmental Research Letters
Floods are commonly analyzed using daily mean streamflow data, an approach that can obscure short-lived, high-intensity floods generated by sub-daily processes.
Bailey J Anderson   +3 more
doaj   +1 more source

Soft motions encoded by the fold and mediated by conserved hinge sites drive V‐ATPase allosteric machinery and autoinhibition

open access: yesFEBS Letters, EarlyView.
Vacuolar H+‐ATPase (V‐ATPase) is a multisubunit rotary proton pump that acidifies intracellular compartments. Using elastic network models, we identified conserved hinge residues that govern its large‐scale functional motions. We show that intrinsically encoded ‘soft modes’ drive critical functional transitions, including rotary catalysis and ...
Diksha Parwana   +3 more
wiley   +1 more source

EXCHANGE RATE REGIMES AND FISCAL PERFORMANCE. DO FIXED EXCHANGE RATE REGIMES GENERATE MORE DISCIPLINE THAN FLEXIBLE ONES? [PDF]

open access: yes
This paper analyzes the influence of exchange rate regimes on fiscal performance, focusing on the difference between fixed and flexible exchange rates.
Guillermo J. Vuletin
core  

Comparing the paths of Hedgehog release in artificial and natural settings

open access: yesFEBS Letters, EarlyView.
Hh morphogens require solubilization factors to overcome their tight association with the plasma membrane and signal to distant cells, but the precise functions of these factors are controversial. Here, we use published in vivo observations as the most relevant evidence to test their suggested functions and discuss contradictions and gaps between in ...
Janna Puschmann, Kay Grobe
wiley   +1 more source

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