Choosing the best embryos

Struggling with infertility? You are not alone. Infertility affects one out of every six Canadian couples. Some resort to in vitro fertilization, with mixed results. In a new study, researchers unveiled a mechanism that likely contributes to the low level of pregnancy success in some fertility clinics. This new information could ultimately increase women's chances of having a baby.

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Point-of-care diagnostic for detecting preterm birth on horizon

A new study provides a first step toward the development of an inexpensive point-of-care diagnostic test to assess the presence of known risk factors for preterm birth in resource-poor areas. The study found that measuring levels of TIMP-1 and D-lactic acid in vaginal secretions may be a noninvasive, cost-effective way to assess the risk for preterm birth due to a short cervix and microbiome composition.

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The spectrum of arrogance

A team of psychology researchers is providing one of the first comprehensive literature reviews on arrogance, as well as a way to classify the condition on different levels across a spectrum, similarly to how autism is diagnosed. The team acknowledges everyone seems to have some degree of arrogance, so in addition to the literature review, the researchers suggest a way to classify the different levels of arrogance a person could exhibit.

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Lead isotopes a new tool for tracking coal ash

Scientists have developed a forensic tracer that uses lead isotopes to detect and measure coal fly ash in dust, soil and sediments. Tests show the new tracer can distinguish between the isotopic signature of lead derived from coal ash and lead that comes from other major human or natural sources. Exposure to fly ash from dust, soil or sediments has been linked to numerous diseases and health concerns.

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