Category Health/Medical

Exposure to Cannabis Alters the Genetic Profile of Sperm


“There’s something about cannabis use that affects the genetic profile in sperm. We don’t yet know what that means, but the fact that more and more young males of child-bearing age have legal access to cannabis is something we should be thinking about.”
— Scott Kollins, Ph.D.

Whether genetic changes can be reversed or are passed on to children is still unknown. New research from Duke Health suggests men in their child-bearing years should also consider how THC could impact their sperm and possibly the children they conceive during periods when they’ve been using the drug...

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Getting the most out of Spinach: Maximizing the Antioxidant Lutein

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Liberation of lutein from spinach: Effects of heating time, microwave-reheating and liquefaction. Food Chemistry, 2019; 277: 573 DOI: 10.1016/j.foodchem.2018.11.023

Eat your spinach in the form of a smoothie or juice – this is the best way to obtain the antioxidant lutein, according to research from Linköping University, Sweden. High levels of lutein are found in dark green vegetables, and researchers at the university have compared different ways of preparing fresh spinach in order to maximise the levels of lutein in finished food. The findings are published in the journal Food Chemistry.

Many people with atherosclerosis (narrowing of the arteries) have low-grade, chronic inflammation that can be measured in the blood...

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Chemical Synthesis Breakthrough holds promise for Future Antibiotics

Graphical abstract: Total synthesis of micrococcin P1 and thiocillin I enabled by Mo(vi) catalyst

 Total synthesis of micrococcin P1 and thiocillin I enabled by Mo(vi) catalystChemical Science, 2019; DOI: 10.1039/C8SC04885A

University of Colorado Boulder chemistry researchers have developed a novel way to synthesize and optimize a naturally-occurring antibiotic compound that could one day be used to fight lethal drug-resistant infections such as Staphylococcus aureus, commonly known as MRSA.

Antibiotic-resistant infections afflict over 2 million people annually and result in over 23,000 deaths in the U.S. each year, according to the Centers for Disease Control and Prevention (CDC). A 2018 study by the CDC’s European counterpart found that drug-resistant superbugs were responsible for 33,000 deaths across Europe in 2015.

Researchers have previously identified thiopepti...

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Scientists Program Proteins to Pair exactly


Illustration of paired proteins that look like a DNA model


Technique paves the way for the creation of protein nanomachines and for engineering of new cell functions. Proteins have now been designed in the lab to zip together in much the same way that DNA molecules zip up to form a double helix. The technique, whose development was led by University of Washington School of Medicine scientists, could enable the design of protein nanomachines that can potentially help diagnose and treat disease, allow for the more exact engineering of cells and perform a wide variety of other tasks.

“For any machine to work, its parts must come together precisely,” said Zibo Chen, the lead author of the paper and a UW graduate student in biochemistry...

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