The diagnosis and subclassification of Sertoli cell tumors (SCT) of the testis are often challenging to general surgical pathologists because of the rarity of the tumors. Immunohistochemical study to date has limited diagnostic value. Nuclear localization of β-catenin, which correlated closely with CTNNB1 gene mutation, was recently reported in SCTs. We investigated the utility of β-catenin nuc...

BACKGROUND Ovarian sex cord stromal tumors are rare neoplasms as compared to epithelial tumors. No large study has been done in Pakistan to find out the frequencies of various sex cord stromal tumors and their clinicopathological behavior in our region. The purpose of our study was to determine the various histological patterns and clinical features of ovarian sex cord stromal tumors along with...

Reactive stroma has been reported in many cancers, including breast, colon,and prostate. Although changes in stromal cell phenotype and extracellular matrix have been reported, specific mechanisms of how reactive stroma affects tumor progression are not understood. To address the role of stromal cells in differential regulation of tumor incidence, growth rate, and angiogenesis, LNCaP xenograft ...

Boundary extension is a ubiquitous phenomenon in which participants remember seeing more of an image than was previously shown. According to the Multisource Model of Scene Perception, viewers create a representation of their environment within a single fixation that integrates presented scene information with their expectations of what should exist there. The purpose of the following experiment...

The erudite author tries to present in this article a gist of Swami Vivekananda's concept of Jnana Yoga, Raja Yoga, Karma Yoga and Bhakti Yoga.