We show how the mechanism recently proposed by Alexander, Peskin, and Sheikh-Jabbari, in which the observed cosmic matter-antimatter asymmetry comes from the contribution of the cosmological tensor perturbations to the gravitational anomaly in the Standard Model, does not work. This holds when taking into account the commutation relations for the creation-annihilation operators associated to th...

1Pediatric Infections Research Center, Mofid Children's Hospital, Shahid Beheshti University of Medical Sciences, Tehran, IR Iran 2Pediatric Pathology Research Center, Shahid Beheshti University of Medical Sciences, Tehran, IR Iran 3Pediatric Congenital Hematologic Disorders Research Center, Shahid Beheshti University of Medical Sciences, Tehran, IR Iran 4Pediatric Surgery Research Center, Shah...

M.A. Sayed, M.T. Islam, M.M. Haque, M.J.H. Shah, R. Ahmed, M.N. Siddiqui & M.A. Hossain 1 The United Graduate School of Agricultural Sciences, Iwate University, 3-18-8 Ueda, Morioka, Iwate 020-8550 Japan, 2 Department of Biotechnology, Bangabandhu Sheikh Mujibur Rahman Agricultural University, Gazipur -1706, Bangladesh, 3 Department of Biochemistry and Molecular Biology, Hajee Mohammad Danesh S...

background: malignant neoplasms remain the second leading cause of death in children after accidents. the aim of this study was to assess the epidemiology of childhood cancer in children admitted to dr sheikh hospital, iran. materials and methods: this descriptive cross- sectional study had been done in dr sheikh hospital in mashhad university of medical science on 1764 children younger than 14...

By Sameera Salman Ghauri (Dr. Ghauri of University of Texas Houston Health Science Center has no relevant financial relationships to disclose.) Suur Biliciler MD (Dr. Biliciler of University of Texas Houston Health Science Center has no relevant financial relationships to disclose.) Thy Nguyen MD (Dr. Nguyen of University of Texas Health Science Center has no relevant financial relationships to...

beyond its quantity, natural light has unique properties used intelligently in iranian historical architecture in order to transfer spiritual concepts. religious buildings are a good context for re-reading of light concept. due to its valuable place in iranian-islamic belief as well as its direct relationship with wisdom and philosophy, the qualitative presence of light in architecture, aimed a...