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Full-Text Articles in Medicine and Health Sciences

Molecular Weight Characterization Of Pre- And Postimplant Artificial Heart Polyurethane Materials., Stephen Hunter, D Gregonis, D Colman, J Andrade, T Kessler Jul 2013

Molecular Weight Characterization Of Pre- And Postimplant Artificial Heart Polyurethane Materials., Stephen Hunter, D Gregonis, D Colman, J Andrade, T Kessler

Stephen K. Hunter

No abstract provided.


Effects Of Time Of Deoxyribonucleic Acid Microinjection On Gene Detection And In Vitro Development Of Bovine Embryos, Amy Sparks, R. Canseco, C. Russell, J. Johnson, H. Moll, W. Velander, F. Gwazdauskas Jun 2013

Effects Of Time Of Deoxyribonucleic Acid Microinjection On Gene Detection And In Vitro Development Of Bovine Embryos, Amy Sparks, R. Canseco, C. Russell, J. Johnson, H. Moll, W. Velander, F. Gwazdauskas

Amy E.T. Sparks

In vivo fertilized embryos were surgically collected from superovulated dairy cows to evaluate microinjection on embryo development and utilized the polymerase chain reaction technique for selection of transgenic embryos. Seventy-two percent of the embryos with visible pronuclei or nuclei were microinjected with DNA, and the remaining 28% served as uninjected controls. All embryos were cocultured with bovine oviductal epithelial cells. Mean final development scores of embryos within the same initial cell stage at collection were unaffected by microinjection. After 144 h of culture, 45% of the microinjected embryos developed to the morula or blastocyst stage. The transgene was detected in …


Theoretical Prediction Of Induction Period From Transient Pore Evolvement In Polyester-Based Microparticles, A. Zhao, Stephen Hunter, V. Rodgers May 2013

Theoretical Prediction Of Induction Period From Transient Pore Evolvement In Polyester-Based Microparticles, A. Zhao, Stephen Hunter, V. Rodgers

Stephen K. Hunter

A model was developed and compared to experimental results for prediction of the induction period during drug delivery from various compositions of biodegradable copolymer PLGA microparticles. The uniqueness of this model is that it considers transient pore evolvement and uses the kinetic parameters of polymer degradation, which are independent of experimental measurements of microparticle erosion, in its analysis. Delivery data from PLGA microparticles (50:50, 75:25, and 85:15) releasing ovalbumin (OVA, 46 kDa) and bovine serum albumin (BSA, 66 kDa) were determined and used as the model systems. Experimental measurements were carried out from 85 to 150 days depending on the …


The Enzymes Of Lactose Biosynthesis. I. Purification And Properties Of Udpg Pyrophosphorylase From Bovine Mammary Tissue, Victoria Steelman, K. Ebner Nov 2011

The Enzymes Of Lactose Biosynthesis. I. Purification And Properties Of Udpg Pyrophosphorylase From Bovine Mammary Tissue, Victoria Steelman, K. Ebner

Victoria J. Steelman

No abstract provided.


F-Actin And Myosin Ii Binding Domains In Supervillin, Yu Chen, Norio Takizawa, Jessica Crowley, Sang Oh, Cheryl Gatto, Taketoshi Kambara, Osamu Sato, Xiang-Dong Li, Mitsuo Ikebe, Elizabeth Luna Mar 2008

F-Actin And Myosin Ii Binding Domains In Supervillin, Yu Chen, Norio Takizawa, Jessica Crowley, Sang Oh, Cheryl Gatto, Taketoshi Kambara, Osamu Sato, Xiang-Dong Li, Mitsuo Ikebe, Elizabeth Luna

Elizabeth J. Luna

Detergent-resistant membranes contain signaling and integral membrane proteins that organize cholesterol-rich domains called lipid rafts. A subset of these detergent-resistant membranes (DRM-H) exhibits a higher buoyant density ( approximately 1.16 g/ml) because of association with membrane skeleton proteins, including actin, myosin II, myosin 1G, fodrin, and an actin- and membrane-binding protein called supervillin (Nebl, T., Pestonjamasp, K. N., Leszyk, J. D., Crowley, J. L., Oh, S. W., and Luna, E. J. (2002) J. Biol. Chem. 277, 43399-43409). To characterize interactions among DRM-H cytoskeletal proteins, we investigated the binding partners of the novel supervillin N terminus, specifically amino acids 1-830. We …