Gram-positive bacteria show blue or purple after Gram-staining in a laboratory test. They have thick cell walls. Gram-negative bacteria show pink or red on staining and have thin walls. They ...

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Stain pens for tinting small blemishes to match the existing wood finish. To recolor larger areas of the desk, I used alcohol-soluble dyes. (You don’t need these unless you’re facing the same ...

As an alternative, Gram-stain-based microbiological diagnosis of BV has been proposed. To perform a Gram stain, vaginal fluid or discharge is collected on a glass slide, allowed to air-dry ...

All patients with suspected Gram-negative endocarditis should undergo transesophageal echocardiography (TEE) to confirm the diagnosis and assess for cardiac complications such as intracardiac ...