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Representation of human stem cells.
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New Model Provides Unprecedented Window Into Human Embryonic Development

The groundbreaking model will provide a unique look at the molecular and cellular processes that occur during gastrulation and offer potential new insights into why pregnancies can fail.
Teeth seen in an open mouth with a latex covering over the lips.
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Role of Notch Signaling in the Evolution of Teeth Revealed

Researchers have found that mutations in the Notch signaling pathway, which is responsible for the evolution of tooth morphology, can lead to defective structures in tooth enamel.
Half of the screen shows blue cells with a few small pink dots, the other half shows blue cells with lots of pink dots.
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Researchers Reveal How Cells Rewrite Their Fate

Researchers have revealed how cells accelerate changes to their identity, a process known as cell fate conversion.
An embryoid.
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Stem Cell-Derived Model Unveils Secrets of Human Embryos

Scientists have created a stem cell-derived model of the human embryo in the lab by reprogramming human stem cells. The breakthrough could help research into genetic disorders and in understanding why and how pregnancies fail.
An individual wearing gloves taking a vaccine up with a needle.
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Study Uncovers Why Some Individuals Have Better Responses to Vaccines Than Others

Scientists have identified a signature in the blood that could help predict how well an individual will respond to vaccines. The discovery may explain why, even among vulnerable patient groups, some individuals have better responses to vaccines than others.
A baby turtle on a beach.
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New Insights Into How and Why Temperature Determines the Sex of Turtles

Warmer temperatures have been shown to make more turtle eggs become female hatchlings and new research has shown that temperature also affects the female hatchlings' capacity for egg production.
Representation of stem cells.
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Skin Cells Converted Into Functional Human Placenta Cells

A new study reveals a remarkable breakthrough in converting skin samples into functional human placenta cells.
Representation of human cells.
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Immune Cell Marker and Regulator of Anti-Tumor Immunity Uncovered

Researchers at Brigham and Women’s Hospital investigated the role of B cells in anti-tumor immunity and identified a subset of cells that may play a critical role.
Plants at sunset.
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Dry Days Trigger Leaves To Send a Growth Signal Telling Roots To Keep Growing

Scientists at the Sainsbury Laboratory Cambridge University (SLCU) have discovered a new molecular signaling pathway, triggered when leaves are exposed to low humidity, that ensures plant roots keep growing towards water.
A plastic model of a kidney held in a person's hand.
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First Successful Transplant of Functional Cryopreserved Rat Kidney Performed

The first successful transplantation of a cryopreserved rat kidney has indicated that long-term storage of human organs for transplantation may be possible.
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