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Search results for stem cell

Cell & Microbiology Jun 3, 2025

Genetic tool can generate customized aneuploidies to analyze their impact on development

More than 80% of early human embryos contain cells with an incorrect number of chromosomes—a phenomenon called aneuploidy. This typically stems from errors in chromosome segregation during the very first cell divisions.

Biochemistry Jun 2, 2025

Sugar-based sensors offer rapid, low-cost detection of snake venom

Researchers at The University of Warwick have published the first example of a synthetic sugar detection test for snake venom, offering a new route to rapid diagnosis and better antivenoms.

Plants & Animals May 27, 2025

Discovery offers new insights into skin healing in salmon

University of Stirling scientists have discovered cells in the skin of Atlantic salmon that offer new insights into how wounds heal, tissues regenerate, and cellular transitions support long-term skin health.

Plants & Animals May 22, 2025

Flowers unfold with surprising precision, despite unruly genes

Flowers grow stems, leaves and petals in a perfect pattern again and again. A new Cornell study shows that even in this precise, patterned formation in plants, gene activity inside individual cells is far more chaotic than ...

Cell & Microbiology May 21, 2025

Mapping ATP's journey: Key protein identified as gateway for energy delivery into endoplasmic reticulum

A team of scientists has answered a long-standing question in cell biology, uncovering how the cell's main energy currency, ATP, is transported into the endoplasmic reticulum (ER). Disrupted energy transport could affect ...

Biotechnology May 21, 2025

Hand2: Positional code that allows axolotls to regrow limbs found

Living in a murky lake around Mexico City, surrounded by aggressive and cannibalistic neighbors, the axolotl lives at constant risk of losing a limb to a neighbor's nibble. Fortunately, lost limbs regrow and are functional ...

Molecular & Computational biology May 20, 2025

Barley grain production linked to peptide-receptor system controlling inflorescence architecture

Grasses have evolved a wide variety of inflorescences, in which the seeds are arranged in many different ways: Some types form complex, branched inflorescences with multiple seeds, while others—such as barley—have much ...

Biotechnology May 15, 2025

Improved model system allows researchers to study embryo development

Research from Ph.D. candidate Bohan Chen in the lab of Idse Heemskerk of the Department of Cell and Developmental Biology at the University of Michigan Medical School and their colleagues improves upon a popular experimental ...

Cell & Microbiology May 15, 2025

Stem cell model replicates human amniotic sac development past two weeks

Researchers at the Francis Crick Institute have developed a new stem cell model of the mature human amniotic sac, which replicates development of the tissues supporting the embryo from two to four weeks after fertilization. ...

Plants & Animals May 15, 2025

Genome of near-extinct northern white rhino offers hope for reviving the species

The northern white rhinoceros is one of the rarest animals on Earth, with just two females left and no natural way for the species to reproduce.

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