A Blood Test for Early Cancer Detection Sparks Debate A new ‘liquid biopsy’ detects bits of DNA common in several cancers, though critics question its value Scientists have long dreamed of spotting cancers with a simple blood test in people who haven't shown symptoms. One company says that day is here—though it has yet to convince government regulators. Pathway Genomics began marketing a blood test in mid-September that it says can detect DNA fragments linked to 10 common can

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This is the fourth in a series of blog posts that will highlight OSHA's guidelines and manuals relating to bloodborne pathogens. OSHA’s Bloodborne Pathogens standard (29 CFR 1910.1030) requires employers to protect workers who are occupationally exposed to blood and other potentially infectious materials (OPIM), as defined in the standard. That is, the standard protects workers who can reasonably be anticipated to come into contact with blood or OPIM as a result of doing thei

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This is the third in a series of blog posts that will highlight OSHA's guidelines and manuals relating to bloodborne pathogens. Bloodborne pathogens are infectious microorganisms present in blood that can cause disease in humans. These pathogens include, but are not limited to, hepatitis B virus (HBV), hepatitis C virus (HCV), and human immunodeficiency virus (HIV), the virus that causes AIDS. Workers exposed to bloodborne pathogens are at risk for serious or life-threatening