In this study the fish assemblages of the silted Aguas Claras stream (AC) was compared with that of a reference, the São Carlos stream (SC), so as to identify potential fish indicators of integrity or degradation. Both streams, located about 5 km from one another, are part of the Upper Paraná river basin, Brazil, and present similar physiographical features. Twenty-one species were collected in...

a Robot Manipulator Ramon Garcia-Hernandez,1,∗ Jose A. Ruz-Hernandez,1,† Edgar N. Sanchez,2,‡ Victor Santibañez,3,§ Miguel A. Llama3,¶ Universidad Autonoma del Carmen, Calle 56 # 4 Esq. Avenida Concordia, C.P. 24180, Colonia Aviacion, Cd. del Carmen, Campeche, Mexico CINVESTAV, Unidad Guadalajara, Apartado Postal 31-430, Plaza La Luna, C.P. 62490, Guadalajara, Jalisco, Mexico Instituto Tecnolog...

Grid is an environment that allows sharing of resources that are managed by diverse, independent administrative organizations that are geographically distributed. The main objective of grid is to enable users to solve problems using the available geographically distributed resources. To fully utilize these resources, effective discovery techniques are necessities. Grid resource discovery refers...

Thyroid cancer is an important malignancy with relatively high incidence among women in middle east (Larijani et al., 2005; Larijani et al., 2004; Mohagheghi et al., 2009) and many part of the world (Salim et al., 2010) like Iran (Sanii et al., 2012; Haghpanah et al., 2006). The incidence has been increasing with rate of up to 3% in countries that reliable cancer registry exits (Morris et al., ...

seals and clay sealings are the most important cultural material of sasanian period. there have been a few seals and bullas of various periods retained in the moghadam museum of tehran. these materials have not been introduced so far. authors of the present paper aim at to study and introduce the sasanian seals and bullas of this museum especially those bearing animal symbolic motifs. we do thi...

After more than a decade of a virtual standstill, the adoption of temporal data management features has recently picked up speed, driven by customer demand and the inclusion of temporal expressions into SQL:2011. Most of the big commercial DBMS now include support for bitemporal data and operators. In this paper, we perform a thorough analysis of these commercial temporal DBMS: We investigate t...

Ignorance of the culture and traditions of immigrants leads to misunderstanding and is a factor in mental illness among people whose new home seems intimidating as Dr. Farrukh Hashmi, a psychiatrist and a member of the Midlands Race Relations Board, explains. an immigrant was taken to a mental hospital because he was said to have been aggressive, had been shouting at his family, and he had thre...