Endocrine Abstracts

Introduction: Fine-needle biopsy(FNB) is an essential diagnostic tool in the evaluation of thyroid nodules, however, follicular neoplasm(FN) does not exclude malignancy. Some sonographic and cytological features have been described as being associated with increased risk of malignancy. The authors aimed to identify demographic, sonographic and cytologic features associated with malignancy in patients with a cytological diagnosis of FN.Methods: Descriptiv...

Human placenta expresses a large variety of regulatory factors which are involved in the control of local hormone production, throughout paracrine and/or autocrine mechanisms. Their action may occur in the same tissue where they originate, as well as in the contiguous tissues (fetal membranes, uterus).By using primary cultures, cell lines, or tissue explants (incubated or perifused) it has been shown that neuropeptides, growth factors, cytokines modulate...