What is the truest blue? Is it one of Mother Nature’s gifts, the majestic cerulean of a cloudless sky? Or the gleaming aqua ...

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Mann Whitney test. C) Representative Alcian blue (glycosaminoglycans – blue) with Verhoeff’s staining (elastic fibers – black/gray) of donor and IPAH lungs. Scale bar 100 µm. Annotated regions ...

To eliminate Serratia marcescens in household settings, cleaning products containing bleach or hydrogen peroxide are typically effective in removing both the bacteria and its characteristic pink stain ...

Don’t scrub when the bowl is dry, though; you need water for lubrication. Occasionally, blue-green stains show up in toilets in houses with copper pipes and acidic water, especially private well ...