Genetics

"it Is Public Knowledge That Girls Who Are Born On The Island Allegedly Turn Into Boys And...

"At least one in 90 children born in the village located in the Dominican Republic will have made the genetic transition by the time they reach 12 years old....  [F]or some male babies, the missing 5-α-reductase enzyme – which triggers the...
Related topics: Enzymes, Hormones

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New Genetics Evidence Should Help Quell "reefer Madness"mongering

A team of Australian and Dutch researchers (Gillespie et al), writing in the June 2019 issue of the British medical journal The Lancet, criticized a March 2019 study by British researchers (Di Forti et al) in the same journal that suggested...
Related topics: Medical Research, The Lancet

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Prolonged Transmission Of A Resistant Bacterial Strain In A Northern California Hospital

Researchers have used whole genome sequencing (WGS) to demonstrate transmission of a single bacterial strain that possessed a carbapenem-resistance gene in a northern California hospital. The gene armed the bacteria with resistance to carbapenems, a...
Related topics: Bacteria, Medical Research

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Plants May Be Transmitting Superbugs To People

Antibiotic-resistant infections are a threat to global public health, food safety and an economic burden. To prevent these infections, it is critical to understand how antibiotic-resistant bacteria and their genes are transmitted from both meat and...
Related topics: Antibiotics, Bacteria

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Electron-behaving Nanoparticles Rock Current Understanding Of Matter

Researchers have made a strange and startling discovery that nanoparticles engineered with DNA in colloidal crystals -- when extremely small -- behave just like electrons.
Related topics: Electrons, Scientific Discoveries, DNA

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Unlocking The Secrets Of Liver Regeneration

Researchers have reported a new way in which the liver is primed to regenerate itself. They found that by stripping parts of the epigenome, which play a primary role in repressing 'jumping genes' (i.e. transposable elements), other epigenetic marks...
Related topics: Medical Research

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'hunger Hormone' Imbalance Can Trigger Obesity

Scientists discovered a new mutation in the gene that regulates the key hormone suppressing hunger called leptin. This new mutation could help researchers understand why people develop excess of body fat.
Related topics: Hormones, Obesity, Medical Research

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From Sheep And Cattle To Giraffes, Genome Study Reveals Evolution Of Ruminants

A detailed study of the genomes of 44 species of ruminants gives new insight into the evolution and success of these mammals.

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Like Salmon? They're Now The First Genetically Modified Animals Approved For Consumption

Inside an Indiana aquafarming complex, thousands of salmon eggs genetically modified to grow faster than normal are hatching into tiny fish.       

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Genetic Defects At Birth May Have Hidden Consequences

(MedPage Today) -- Study finds link to childhood cancers, but absolute risk still very low
Related topics: Medical Research, Cancer, Oncology

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Fda Expands Cystic Fibrosis Treatment Approval To Children Ages 6 To 12

FRIDAY, June 21, 2019 -- The indication for a cystic fibrosis treatment, Symdeko (tezacaftor/ivacaftor) tablets, has been expanded to treat children ages 6 years and older with cystic fibrosis and certain genetic mutations, the U.S. Food and Drug...
Related topics: Food And Drug Administration, Cystic Fibrosis

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Antibiotic Resistance In Spore-forming Probiotic Bacteria

New research has found that six probiotic Bacillus strains are resistant to several antibiotics. Genetic analysis of other Bacillus strains has shown genes that contribute to antibiotic resistance towards various types of drugs and methods in which...
Related topics: Antibiotics, Bacteria, Medical Research

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From Sheep And Cattle To Giraffes, Genome Study Reveals Evolution Of Ruminants

A team of researchers has carried out a detailed study of the genomes of ruminants, giving new insight into their evolution and success.

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From Two Bulls, Nine Million Dairy Cows

Just two Y chromosomes exist in a huge population of U.S. Holsteins; researchers want to know what traits have been lost -- Read more on ScientificAmerican.com
Related topics: Chromosomes, Medical Research

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Researchers Find New Mutation In The Leptin Gene

The global obesity epidemic is so far-reaching it now has an overarching name: globesity. Texas Biomed Staff Scientist Raul Bastarrachea, M.D., is part of a team that discovered a new mutation in the gene that regulates the key hormone suppressing ...
Related topics: Medical Research, Obesity, Hormones

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B Chromosome First—mechanisms Behind The Drive Of B Chromosomes Uncovered

The specific number of chromosomes is one of the defining characteristics of a species. Whilst the common fruit fly carries 8 chromosomes, the genome of bread wheat counts 42 chromosomes. In comparison, the human genome is made out of a total of 46...
Related topics: Chromosomes

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My Dna Test Confirmed It: I’m Not A Morning Person

There's a coded judgment that people who do well in the mornings hold against those of us who do not. "You're just not a morning person," they say, the words dripping with the implication that our sluggishness in the AM is a...
Related topics: DNA, DNA Test

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Electron-behaving Nanoparticles Rock Current Understanding Of Matter

It’s not an electron. But it sure does act like one. Northwestern University researchers have made a strange and startling discovery that nanoparticles engineered with DNA in colloidal crystals — when extremely small — behave just like...
Related topics: Electrons, Scientific Discoveries, DNA

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A Chemical Approach To Imaging Cells From The Inside

A team of researchers at the McGovern Institute and Broad Institute of MIT and Harvard has developed a new technique for mapping cells. The approach, called DNA microscopy, shows how biomolecules such as DNA and RNA are organized in cells and...
Related topics: Harvard University, DNA

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The Ruminant Genome Project Reveals The Secret Lives Of Deer

Three teams of researchers working independently have conducted three specific studies of ruminants—a class of mammals that obtains nutrients from plants by fermenting it in chambered stomachs. The work was part of an overall project called, quite...

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