Brown leaves or flowers with white or dark spots can result from a fungal infection in the plant. Fungal infections are often a result of soil that is too moist, or of leaves and flowers that are damp from watering or humidity.
Endolaryngeal microsurgery using a direct straight laryngoscope is a well-established procedure in phonosurgery. It enables the surgeon to perform a precise, exact procedure using the microflap technique for the treatment of small lesions in the vocal folds, such as cysts and polyps.
Oral Sample Collection Methods There are three methods for collecting oral DNA samples-dry, wet and non-invasive procedures. Dry procedures require the donor to insert a cytobrush, buccal swabs or other collection device into the mouth where tissue is scraped from the gum and cheek surfaces.