Kenneth C Fletcher

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Chromosomal-pairing behaviour was studied in the spermatocytes of individual goitered gazelles which were heteromorphic for a 14/15 Robertsonian translocation and which possessed an autosome-to-X translocation. Both translocations exhibited trivalent pairing configurations in pachytene and diakinesis/metaphase I nuclei. Synapsis of the sex chromosomes(More)
OBJECTIVES Recurrent respiratory papillomatosis (RRP) is often described as a benign disease. However, the natural progression of dysplasia and transformation to squamous cell carcinoma has not been elucidated for RRP. This study delineates our extensive experience with dysplasia in RRP. STUDY DESIGN/SETTING Case series with chart review. SUBJECTS AND(More)
OBJECTIVES/HYPOTHESIS Patients with extraesophageal symptoms are often suspected of having gastroesophageal reflux disease (GERD). However, the true prevalence and severity of reflux disease is not well studied. In this group of patients, the objectives of our study were to determine the prevalence and severity of esophageal acid exposure and classify the(More)
Ventricular candidiasis was the apparent cause of death in 14 of 21 captive birds, and incriminated in six others. No clinical signs were recognized in 14 of the 21 birds prior to death, and in four of the 21, no other gross or microscopic lesions were documented. Microscopic lesions included colonization of the koilin layer of the ventriculi by fungi with(More)