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How Did the Polar Bear Evolve From It’s Grizzly Relative?
Scientists have shed new light on the genomic foundation of the polar bear’s ecological adaption by pinpointing rapid changes in the bear’s gene copy numbers in response to a diet shifting from vegetation to meat.
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Powers of Persuasion: The Evolution of Puppy Dog Eyes
New research comparing the anatomy and behavior of dogs and wolves suggests dogs' facial anatomy has changed over thousands of years specifically to allow them to better communicate with humans.
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Targeting Cell Membrane Proteins to Combat Drug Resistance
Certain membrane proteins specialize in transporting molecules out of cells – a problem for the efficacy of cancer medication and antibiotics. Now a team has investigated the transport mechanism of a bacterial membrane protein using an artificially produced antibody fragment.
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Cartilage Ear 3D-printed Without Scaffolding
A new approach to bioprinting has been demonstrated in a study that successfully 3D-printed biological tissues without scaffolds using "ink" made up of only stem cells.
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Chemists’ Success in Synthesis Drives Development of Anti-cancer Agent
Researchers have now synthesized sufficient quantities of E7130, a drug candidate from the halichondrin class, to enable for the first time rigorous studies of its biological activity, pharmacological properties, and efficacy.
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A Piece to the Puzzle of Brain Stem Cell Activation
Molecules form a complex called STRIPAK, which is essential for the promotion of neural stem cell reactivation, and for switching off dormancy.
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Is Your Cat Unfriendly? Don’t Take It Purrsonally, It Might Be Their Genetics
Cat breeds differ from each other in behaviour with regard to activity, aggressiveness, shyness, sociability and stereotypical behaviour. A study has discovered that behavioural traits are highly heritable. Heritability of behaviour explains differences between breeds.
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Schizophrenia: Hippocampus Drastically Shrinks in Adolescents With Psychotic Symptoms
Schizophrenia may be related to genetic abnormalities of chromosome 22, known as 22q11 deletion syndrome. However, not everyone who has the syndrome necessarily develops psychotic symptoms. So, what triggers the illness? An 18-year-long study provides some answers.
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Pre-Conception Risk Evaluation for Recurrence of Developmental Disorder in Future Pregnancies
Researchers present the PREGCARE study, which aims to provide healthy couples who have a child affected by a developmental disorder with a personalised pre-conception risk evaluation, at the European Society of Human Genetics annual conference.
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An Evolutionary Plot Twist
A widely held hypothesis for the origin of animals has been put to the test, through a comparison of studies on the transcriptomics, fates and behaviors of three primary sponge cell types.
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