α-Synuclein is a member of the synuclein family of cytoplasmic, predominantly neuron-specific proteins. Considerable amount of α-synuclein is found in axons and presynaptic terminals of neurons located in brain areas responsible for emotions and memory. In the present study we have carried out behavioral evaluation of spatial and working long-term memory of α-synuclein knockout mice. Our data shows that α-synuclein knockout mice have reduced learning ability in tests requiring both working and spatial memory. For the first time we have demonstrated that α-synuclein is necessary for these types of learning.
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http://dx.doi.org/10.1016/j.bbr.2012.03.026 | DOI Listing |
Viruses
December 2024
HIV and AIDS Malignancy Branch, National Cancer Institute, Bethesda, MD 20892, USA.
Gammaherpesviruses are oncogenic pathogens that establish lifelong infections. There are no FDA-approved vaccines against Epstein-Barr virus or Kaposi sarcoma herpesvirus. Murine gammaherpesvirus-68 (MHV68) infection of mice provides a system for investigating gammaherpesvirus pathogenesis and testing vaccine strategies.
View Article and Find Full Text PDFPharmaceutics
December 2024
Laboratory for Fetal and Regenerative Biology, Department of Surgery, University of Arizona Tucson College of Medicine, Banner Children's at Diamond Children's Medical Center, 1656 E Mabel St, Rm 230, Tucson, AZ 85721, USA.
Dysregulated inflammation and oxidative stress are strongly implicated in the pathogenesis of inflammatory bowel disease. We have developed a novel therapeutic that targets inflammation and oxidative stress. It is comprised of microRNA-146a (miR146a)-loaded cerium oxide nanoparticles (CNPs) (CNP-miR146a).
View Article and Find Full Text PDFPlants (Basel)
December 2024
State Key Laboratory of Vegetable Biobreeding, Institute of Vegetables and Flowers, Chinese Academy of Agricultural Sciences, Beijing 100081, China.
Late blight is a destructive disease affecting tomato production. The identification and characterization of resistance (R) genes are critical for the breeding of late blight-resistant cultivars. The incompletely dominant gene confers resistance against the race T of in tomatoes.
View Article and Find Full Text PDFToxics
December 2024
State Key Laboratory of Membrane Biology, School of Medicine, Tsinghua University, Beijing 100084, China.
Background And Aims: Cell-cycle-related and expression elevated protein in tumor (CREPT, also named RPRD1B) is highly expressed in tumors and functions to promote tumorigenesis. However, the role of CREPT in the pathophysiology of acute liver injury is limited. Here, we demonstrate that CREPT plays an essential role during acute liver injury.
View Article and Find Full Text PDFNutrients
December 2024
Department of Nutrition, Georgia State University, 140 Decatur St SE, Atlanta, GA 30303, USA.
Dietary sulfur amino acid restriction (SAAR) elicits various health benefits, some mediated by fibroblast growth factor 21 (FGF21). However, research on SAAR's effects on the heart is limited and presents mixed findings. This study aimed to evaluate SAAR-induced molecular alterations associated with cardiac remodeling and their dependence on FGF21.
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