Jorge L. Rosas-Trigueros

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Leptin is a hormone that regulates energy homeostasis, inflammation, hematopoiesis and immune response, among other functions (Houseknecht et al., 1998; Zhang et al., 1995; Paz-Filho et al., 2010). To obtain its crystallographic structure, it was necessary to substitute a tryptophan for a glutamic acid at position 100, thus creating a mutant leptin that has(More)
MRI guidance of surgical and diagnostic tools is a topic of active research. This paper describes a system being developed in a collaborative effort between BioTex Inc., the MD Anderson Cancer Center and Texas A&M to monitor the position and orientation of a straight, rigid interventional device. Tracking is needed to determine the position and orientation(More)
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