Determination of neurotransmitter amino acids in mouse central nervous system by CE-LIF

2013 ◽  
Vol 36 (19) ◽  
pp. 3264-3269 ◽  
Author(s):  
Xu-Jie Xiong ◽  
Xiao-Feng Guo ◽  
Xu-Xia Ge ◽  
Hong Wang ◽  
Hua-Shan Zhang
Author(s):  
Estíbaliz González de San Román ◽  
Iván Manuel ◽  
Catherine Ledent ◽  
Jerold Chun ◽  
Fernando Rodríguez de Fonseca ◽  
...  

2003 ◽  
Vol 77 (7) ◽  
pp. 4383-4388 ◽  
Author(s):  
Brian P. Schlitt ◽  
Matthew Felrice ◽  
Mary Lou Jelachich ◽  
Howard L. Lipton

ABSTRACT Theiler's murine encephalomyelitis virus (TMEV) persists in the mouse central nervous system principally in macrophages, and infected macrophages in culture undergo apoptosis. We have detected abundant apoptotic cells in perivascular cuffs and inflammatory, demyelinating lesions of SJL mice chronically infected with TMEV. T cells comprised 74% of apoptotic cells, while 8% were macrophages, 0.6% were astrocytes, and ∼17% remained unidentified. In situ hybridization revealed viral RNA in ∼1% of apoptotic cells.


2021 ◽  
Vol 4 (1) ◽  
pp. 11
Author(s):  
Evrysthenis Vartholomatos ◽  
George Vartholomatos ◽  
George A. Alexiou ◽  
Georgios S. Markopoulos

Central nervous system malignancies (CNSMs) are categorized among the most aggressive and deadly types of cancer. The low median survival in patients with CNSMs is partly explained by the objective difficulties of brain surgeries as well as by the acquired chemoresistance of CNSM cells. Flow Cytometry is an analytical technique with the ability to quantify cell phenotype and to categorize cell populations on the basis of their characteristics. In the current review, we summarize the Flow Cytometry methodologies that have been used to study different phenotypic aspects of CNSMs. These include DNA content analysis for the determination of malignancy status and phenotypic characterization, as well as the methodologies used during the development of novel therapeutic agents. We conclude with the historical and current utility of Flow Cytometry in the field, and we propose how we can exploit current and possible future methodologies in the battle against this dreadful type of malignancy.


2012 ◽  
Vol 10 (3) ◽  
pp. 686-702
Author(s):  
Ana Serralheiro ◽  
Gilberto Alves ◽  
Amílcar Falcão

AbstractOver the last years, interest in intranasal administration as an alternative and promising route for the delivery of drugs withlocal, systemic, and even central nervous system action has tremendously increased. Accordingly, understanding of the propertiesand characteristics of the nasal cavity as well as the biodisposition processes of drugs into the nasal compartments is acquiringa significant prominence in the field of pharmacology. In this context, the development and validation of bioanalytical methodologies for the quantitative measurement of drugs and their metabolites in nasal and paranasal tissues and/or secretions is of the utmostimportance. However, currently, information concerning bioanalysis of drugs in nasal and paranasal tissues and/or secretionsis scattered. This review aims to provide a valuable overview of the methodologies that have been used for the collectionand preparation of nasal and paranasal samples with special emphasis placed on the review of liquid chromatographic methodsemployed for the quantitative determination of small-molecule drugs and their metabolites in such specimens.


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