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Activated Krasg¹²D Is Associated With Invasion And Metastasis Of Pancreatic Cancer Cells Through Inhibition Of E-Cadherin., Satyanarayana Rachagani, S Senapati, S Chakraborty, Moorthy P. Ponnusamy, Sushil Kumar, Lynette Smith, Maneesh Jain, Surinder K. Batra Mar 2011

Activated Krasg¹²D Is Associated With Invasion And Metastasis Of Pancreatic Cancer Cells Through Inhibition Of E-Cadherin., Satyanarayana Rachagani, S Senapati, S Chakraborty, Moorthy P. Ponnusamy, Sushil Kumar, Lynette Smith, Maneesh Jain, Surinder K. Batra

Journal Articles: Biochemistry & Molecular Biology

BACKGROUND: Pancreatic cancer (PC) harbours an activated point mutation (Kras(G12D)) in the Kras proto-oncogene that has been demonstrated to promote the development of PC.

METHODS: This study was designed to investigate the effect of the oncogenic Kras(G12D) allele on aggressiveness and metastatic potential of PC cells. We silenced the oncogenic Kras(G12D) allele expression in CD18/HPAF and ASPC1 cell lines by stable expression of shRNA specific to the Kras(G12D)allele.

RESULTS: The Kras(G12D) knockdown cells exhibited a significant decrease in motility (P

CONCLUSIONS: The results of this study suggest that the Kras(G12D) allele promotes metastasis in PC cells partly through the downregulation …


Quantitative 1h Magnetic Resonance Spectroscopic Imaging Determines Therapeutic Immunization Efficacy In An Animal Model Of Parkinson's Disease., Michael D. Boska, Travis B. Lewis, Christopher J. Destache, Eric J. Benner, Jay A. Nelson, Mariano Uberti, R. Lee Mosley, Howard Gendelman Feb 2005

Quantitative 1h Magnetic Resonance Spectroscopic Imaging Determines Therapeutic Immunization Efficacy In An Animal Model Of Parkinson's Disease., Michael D. Boska, Travis B. Lewis, Christopher J. Destache, Eric J. Benner, Jay A. Nelson, Mariano Uberti, R. Lee Mosley, Howard Gendelman

Journal Articles: Radiology

Nigrostriatal degeneration, the pathological hallmark of Parkinson's disease (PD), is mirrored by 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) intoxication. MPTP-treated animals show the common behavioral, motor, and pathological features of human disease. We demonstrated previously that adoptive transfer of Copaxone (Cop-1) immune cells protected the nigrostriatal dopaminergic pathway in MPTP-intoxicated mice. Herein, we evaluated this protection by quantitative proton magnetic resonance spectroscopic imaging (1H MRSI). 1H MRSI performed in MPTP-treated mice demonstrated that N-acetyl aspartate (NAA) was significantly diminished in the substantia nigra pars compacta (SNpc) and striatum, regions most affected in human disease. When the same regions were coregistered with immunohistochemical stains for …