Results 51 to 60 of about 1,173,776 (257)

Nutrient/TOR signaling controls adipose mitochondrial transcription factor A (TFAM) to regulate organismal growth in Drosophila

open access: yesFEBS Letters, EarlyView.
Animals must match their growth rate to available nutrients. We show that in Drosophila larvae, the nutrient‐sensing TOR kinase controls growth by regulating levels of TFAM, a key regulator of mitochondrial function, in the adipose tissue. When nutrients are abundant, high TOR activity suppresses TFAM, lowering mitochondrial bioenergetic activity and ...
Shrivani Sriskanthadevan‐Pirahas   +4 more
wiley   +1 more source

Serbia city graphic 1:15,000 : Kragujevac / prepared ... by Defense Mapping Agency

open access: yes, 1995
Ed. 3-DMA.Relief shown by contours and spot heights. "Map information as of 1993." "WGS 84." "Grid--1,000 meter UTM zone 34." "Printed by DMA 7-95." "This sheet falls within NK 34-02 and NL 34-11, 1501A 1:250,000 and 3183 II and 3182 I, M709, 1:50,000 ...
United States. Defense Mapping Agency
core  

Engineering peptides into antibodies—opportunities and strategies for therapeutic innovation

open access: yesFEBS Letters, EarlyView.
Peptides and antibodies occupy complementary therapeutic niches. Peptides recognize difficult targets in a compact format, while antibodies add specificity, long half‐life, and effector functions. This review examines strategies that merge both modalities—peptide grafting into loops, terminal and Fc fusions, and bioconjugation—highlighting how ...
Jinling Wang   +2 more
wiley   +1 more source

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

Hermite-Hadamard's like inequalities via symmetric quantum calculus

open access: yesAin Shams Engineering Journal
It is evident that several inequalities have been explored via diverse strategies to acquire more reliable, robust, and accurate bounds of mathematical quantities.
Qi Liu   +4 more
doaj   +1 more source

Qualitative properties and global bifurcation of solutions for a singular boundary value problem

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2020
This paper deals with a singular, nonlinear Sturm–Liouville problem of the form $\{A(x)u'(x)\}'+\lambda u(x)=f(x,u(x),u'(x))$ on $(0,1)$ where $A$ is positive on $(0,1]$ but decays quadratically to zero as $x$ approaches zero. This is the lowest level of
Charles Stuart
doaj   +1 more source

Epigenetic reprogramming of lineage switching in cancer

open access: yesFEBS Letters, EarlyView.
Cancer cells rarely commit to a single identity. Epigenetic mechanisms and tumor microenvironment cues push epithelial cells toward flexible, hybrid states that can shift into mesenchymal, neuroendocrine, or stem‐like fates, driving metastasis, drug resistance, and tumor heterogeneity. Targeting the epigenetic regulators behind these transitions, using
Ezgi Boyvatlı   +4 more
wiley   +1 more source

The microbiome in human skin aging

open access: yesFEBS Letters, EarlyView.
Age‐related skin changes encompass the well‐known visible phenotypic alterations, together with microbiome dysbiosis and a series of molecular aging hallmarks. These hallmarks characterize not only a fully stablished aged phenotype but also the skin aging process itself.
Manuel Huerta Arana   +3 more
wiley   +1 more source

DiffRayFlow: A Differentiable Freeform Optical Design Engine Based on Discrete Optimal Transport

open access: yesPhotonics
Freeform surfaces play a critical role in complex light-field modulation. However, traditional geometric mapping and standard optimization methods are limited by computational cost and convergence instability in large-scale ray tracing and complex ...
Liang Wang   +4 more
doaj   +1 more source

Golgi enzymes are retrieved from the plasma membrane to the trans‐Golgi network

open access: yesFEBS Letters, EarlyView.
Golgi enzymes are traditionally considered resident proteins retained within the Golgi apparatus. Here, we demonstrate that a subset transiently reaches the cell surface and is subsequently retrieved to the trans‐Golgi network via retrograde transport. Using a nanobody‐based toolkit, we uncover a dynamic trafficking cycle of several Golgi enzymes.
Dominik P. Buser, Tina Junne
wiley   +1 more source

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