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Latitudinal trends in sexual selection

November 4, 2024

Latitudinal trends in sexual selection

Sexual selection has powerful effects on organismal morphology, behavior and population dynamics, but how does it vary geographically, and what are the underlying drivers? This study of 10,671 bird species distributed worldwide, by Robert Barber, Joseph Tobias and colleagues, reveals that avian sexual selection varies latitudinally, and is explained by temperature seasonality coupled with a suite of climate-associated factors.

Image credit: Joseph Tobias

PLOS Biologue

Community blog for PLOS Biology, PLOS Genetics and PLOS Computational Biology.

PLOS BIOLOGUE

11/08/2024

Research Article

Regulating plant shoot stem cells

DRN and WUS are known to upregulate CLV3 in the shoot apical meristem of Arabidopsis, but how? Linjie Luo, Guoping Zhu, Zhong Zhao and co-workers show that DRN interferes with WUS dimerization and chromatin remodeling, thereby activating CLV3 transcription and helping to maintain the shoot stem cell pool.

Image credit: pbio.3002878

Regulating plant shoot stem cells

Recently Published Articles

Current Issue

Current Issue October 2024

11/07/2024

Research Article

Methylation helps establish viral replication factories

How do RNA viruses manipulate the host cell to establish replication factories? Kriti Kestur Biligiri, Shravanti Rampalli and co-authors identify a cytoplasmic form of Euchromatic Histone Methyltransferase 1 (EHMT1) and show that it methylates viral nucleoproteins, promoting inclusion body maturation and viral replication.

Image credit: pbio.3002871

Methylation helps establish viral replication factories

11/07/2024

Research Article

A lifetime of influenza infection

How do repeated influenza infections generate such a complex immunological landscape? This study of influenza A/H3N2 in humans, by James Hay, Steven Riley and colleagues, estimates lifetime infection histories for 1,130 individuals, reconstructing influenza incidence and antibody patterns across age, location and time.

Image credit: pbio.3002864

A lifetime of influenza infection

11/07/2024

Research Article

Bacteria in lichens

Gulnara Tagirdzhanova, Robert Finn, Toby Spribille and co-workers reassemble 400 lichen metagenomes, recovering 1000 metagenome-assembled genomes (MAGs), and providing the most detailed survey to date of bacteria in lichens. Functional annotation of bacterial, fungal and algal MAGs suggests interdigitated vitamin prototrophies and auxotrophies, with implications for microbial cross-feeding.

Bacteria in lichens

Image credit: Pixabay user Euphoria246

11/05/2024

Methods and Resources

Community-based model of rat hippocampus

Integrating data from different experimental approaches into one model is challenging. Armando Romani, Michele Migliore, Szabolcs Káli, Henry Markram and co-authors present a community-based, full-scale in silico model of the rat hippocampal CA1 region that integrates diverse experimental data from synapse to network.

Community-based model of rat hippocampus

Image credit: pbio.3002861

11/05/2024

Methods and Resources

The composition of human breast tissue

Determining how different cell types coordinate to form and maintain tissues is crucial to understand cancer and other pathologies. Katelyn Del Toro, Rosalyn Sayaman, William Curtis Hines and colleagues present a transcriptomic analysis of the twelve major cell types that make up the human breast, providing a resource to study cell-intrinsic characteristics and human breast tissue composition.

The composition of human breast tissue

Image credit: pbio.3002820

11/05/2024

Perspective

Harnessing plant biosynthesis

Genomics-based predictions indicate that plants are able to make a vast array of undiscovered chemistry. This Perspective argues that we now have the potential to harness this capability at unprecedented scale for the discovery of new drugs.

Harnessing plant biosynthesis

Image credit: pbio.3002886

10/30/2024

Editorial

The promises and challenges of neurotechnology

Simon Hanslmayr introduces a Collection which explores the present and possible futures of neurotechnology, as well as the scientific, technological and ethical challenges they face.


The promises and challenges of neurotechnology

Image credit: Pixabay user Gerd Altmann

10/29/2024

Essay

The future of transcranial ultrasound

TUS is a promising non-invasive solution to interface with specific brain regions with high precision. This Essay explores the challenges and proposes a roadmap for the evolution of TUS from a research tool to a clinically validated therapeutic.

The future of transcranial ultrasound

Image credit: pbio.3002884

10/29/2024

Perspective

Closing the sensory feedback loop

This Perspective discusses how closing the sensory feedback loop in brain implants and nerve electrodes for stimulation may improve rehabilitation and assistive systems for patients.

Closing the sensory feedback loop

Image credit: pbio.3002866

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