OBJECTIVES HTLV-1 is the first human retrovirus that has been recognized and is associated with HAM/TSP and ATLL. Studies have shown that less than five percent of HTLV-1 infected carriers develop HAM/TSP or ATLL and about ninety-five percent remain asymptomatic. Therefore, the proviral load with Tax may affect cellular genes such as cytokines and oncogenes, as well as involve in pathogenicity....

BACKGROUND Human T lymphotropic virus types 1 (HTLV-1) and 2 (HTLV-2) are frequent copathogens among individuals infected with human immunodeficiency virus type 1 (HIV-1). The long-term effects of coinfection are unknown, and little information exists regarding how levels of HTLV-1/2 viral burden are affected by antiretroviral medications. METHODS Factors associated with HTLV-1/2 viral burden...

Peripheral blood mononuclear cells (PBMCs) and T-cell lines from patients with Sezary syndrome (SS) and skin lesions from patients with mycosis fungoides (MF) were examined by polymerase chain reaction (PCR) for DNA sequences homologous to the human retroviruses human T-lymphotropic virus (HTLV)-I and -II. Results obtained using primers and probes from the tax/rex region of HTLV-I indicate that...

the aim of this study was to examine dimensions of tax exemptions in iran sport from viewpoints of managers of sport clubs and sport experts. the research method was descriptive and correlation. statistical population included the managers of sport clubs and sport experts in three provinces of tehran, isfahan and fars. sample of managers were equal to the statistical population (n=n=25) and the...

e-commerce that has undergone an increasing trend in recent years has been regarded as the modern method for transfer of information and economic exchange.   this phenomenon brings about massive changes in most of relations between various economic institutions. such changes have also occurred in tax systems. hence, the present research aims to investigate effect of e-commerce on tax structure ...

If conventional instruments of strategic trade policy are unavailable, the system of foreign profit taxation and transfer price guidelines may serve as surrogate policy instruments. In this paper, I consider a model where firms from two countries compete with each other on a third market. I analyze optimal policy choices of the firms’ residence countries aiming at strategically manipulating the...

while economic deterrence models are fully based on maximizing economic utility; social psychology models explain human behavior by examining the underlying attitudes, norms and beliefs. tax morale is defined as the intrinsic motivation to pay taxes. however, determinants of tax morale need to be investigated for a more comprehensive understanding of tax morale. in this paper we analyze the mos...

abstract: the tax capacity is one of the main concepts in public finance and provides the required information on state economic power in mobilizing the tax resources for responding the financial problems and execution of economic policies. for this purpose, the main objective of this paper is to estimate the tax capacity for oil exporting countries over the period of 1995-2008 by applying pane...