All isolates were positive for metachromatic granules and none of these showed capsule or endospore formation (Table 3). Endospore staining was carried out by heating the air dried bacterial smear with malachite green for 5 min, followed by rinsing with water and counterstaining with safranin for 30s.
HEMATURIA CAUSES. Some common causes of blood in the urine include the following. However, many of these conditions will have other presenting symptoms (see 'Symptoms of conditions associated with hematuria' below): âKidney or bladder (also called urinary tract) infections.
1 Cancers: Kidney and bladder cancers may be associated with blood in the urine. 2  Injury: Trauma to the urinary tract can cause bleeding into the urine. 3  Drugs: Medications including aspirin, heparin, and penicillin can cause hematuria. Nephrolithiasis: Kidney or bladder stones may form inside the urinary tract and can cause bleeding into the urine. 2  Kidney disease: Diseases of the kidney can be associated with blood in the urine. 3  Prostate gland enlargement: Enlargement of the prostate can compress the urethra and partially block the flow of urine.