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"Познание начинается с удивления" (Аристотель)
Новое в науке на 2024-11-21

Non parametric differential network analysis: a tool for unveiling specific molecular signatures

The rewiring of molecular interactions in various conditions leads to distinct phenotypic outcomes. Differential network analysis (DINA) is dedicated to exploring these rewirings within gene and protein...

2024-11-18

Conformal novelty detection for multiple metabolic networks

Graphical representations are useful to model complex data in general and biological interactions in particular. Our main motivation is the comparison of metabolic networks in the wider context of developing...

2024-11-16

Rare copy number variant analysis in case–control studies using snp array data: a scalable and automated data analysis pipeline

Rare copy number variants (CNVs) significantly influence the human genome and may contribute to disease susceptibility. High-throughput SNP genotyping platforms provide data that can be used for CNV...

2024-11-15

Mining contextually meaningful subgraphs from a vertex-attributed graph

Networks have emerged as a natural data structure to represent relations among entities. Proteins interact to carry out cellular functions and protein-Protein interaction network analysis has been employed...

2024-11-14

Robust double machine learning model with application to omics data

Recently, there has been a growing interest in combining causal inference with machine learning algorithms. Double machine learning model (DML), as an implementation of this combination, has received...

2024-11-14

Structural basis of the mechanism and inhibition of a human ceramide synthase

Pascoa et al. reveal structures of the human ceramide synthase 6 and elucidate the enzyme’s mechanism. Furthermore, the work uncovers the basis of inhibition by the mycotoxin fumonisin B1.

2024-11-11

Mechanism for Vipp1 spiral formation, ring biogenesis, and membrane repair

Using AFM and cryo-EM, the authors investigate how ESCRT-III-like protein Vipp1 transitions between polymorphic forms of planar sheets and helical filaments, providing insights into membrane-repair processes.

2024-11-11

The pro-oncogenic noncanonical activity of a RAS•GTP:RanGAP1 complex facilitates nuclear protein export

Tripathi et al. identify a noncanonical RAS•GTP activity that increases XPO1-dependent export of nuclear proteins into the cytoplasm. This depends on a RAS–RanGAP1 complex, and this export function contributes to RAS oncogenic activity.

2024-11-11

ASHG 2024 Highlights – Part Two

The research presented at ASHG 2024 was not the only thing exciting about the show. Several companies took this time to release new products,...

2024-11-08

ASHG 2024 Highlights – Part One

This year's American Society for Human Genetics (ASHG) conference is taking place in Denver, bringing together researchers, clinicians, and industry...

2024-11-08

Cryo-electron tomography reveals how COPII assembles on cargo-containing membranes

The authors reconstituted coat protein complex II vesicles from native membranes and used cryo-electron tomography and subtomogram averaging to reveal the arrangement of inner and outer coat layers on cargo-containing coated vesicles.

2024-11-07

Seq-Scope Expands Possibilities for High-Resolution Gene Expression Analysis

University of Michigan researchers have refined a unique approach for visualizing gene expression at unprecedented resolution, marking a major...

2024-11-01

Global loss of promoter–enhancer connectivity and rebalancing of gene expression during early colorectal cancer carcinogenesis

Snyder and colleagues show global loss of promoter–enhancer connectivity during early colorectal carcinogenesis and the dependency of gene dysregulation during this process on the baseline of promoter–enhancer interaction in normal colonic epithelium.

2024-10-30

New Model Aims to Explain Polygenic Diseases by Connecting Genomic Mutations and Regulatory Networks

Scientists have long relied on statistical models to predict disease risks and uncover genetic associations, yet many of these tools function as...

2024-10-30

Small Blood Stem Cell Subset Linked to Immune System Aging

A recent study published in Cellular & Molecular Immunology suggests that a small subset of blood stem cells plays a key role in determining the...

2024-10-24