background: early detection is a key to survival for gastric cancer. molecular markers such as mirna (microrna) can have great importance in the early diagnosis of gastric cancer. expression of mir-21 and mir-221 are deregulated in many types of human cancers. this study aimed to investigate the differences in mirna expression patterns within the iranian population. methods: total rna was extra...

abstract parathyroid adenoma is a benign tumor of the parathyroid glands. the cause of most parathyroid adenomas is unknown. parathyroid adenoma increases the secretion of parathyroid hormone and results in primary hyperparathyroidism. high amounts of parathyroid hormone in the blood cause the imbalance of calcium, which leads to various complications such as kidney stones, depression, lethargy...