The analysis of gene function during retinal development can be addressed by perturbing gene expression either by inhibition or by overexpression in desired regions and at defined stages of development. An in vivo lipofection strategy has been applied for stage-specific and region-specific expression of genes in Xenopus retina. Due to colipofection efficiency, this strategy enables us to study functional interaction of genes by lipofecting multiple expression constructs. This lipofection technique also allows us to transfect morpholino oligonucleotides into retinoblasts to block gene function. We present here various aspects of this technique, including recent improvements and modifications.
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http://dx.doi.org/10.1016/s1046-2023(02)00260-8 | DOI Listing |
Int J Mol Sci
December 2024
Research Institute for Systems Biology and Medicine, 18 Nauchniy Proezd, Moscow 117246, Russia.
Gene transfection is a fundamental technique in the fields of biological research and therapeutic innovation. Due to their biocompatibility and membrane-mimetic properties, lipid vectors serve as essential tools in transfection. The successful delivery of genetic material into the cytoplasm is contingent upon the fusion of the vector and cellular membranes, which enables hydrophilic polynucleic acids to traverse the hydrophobic barriers of two intervening membranes.
View Article and Find Full Text PDFMol Biol Rep
October 2024
Department of Zoology, BMTC, Human Genetics and WLC, School of Sciences, Gujarat University, Ahmedabad, Gujarat, 380009, India.
Background: This study examines the feasibility and effects of introducing microRNA mimic into red blood cells (RBCs) at the initial phases of Plasmodium falciparum 3D7 (Pf3D7) infection. The aim is to determine the correlation between increased expression of miR-451a and parasitaemia.
Methods: In this study miR-mimic-451a labelled with Cy3 and transfected into control and infected RBCs using lipofectamine and analysed using the fluorescence microscopy and flow cytometry.
PLoS One
August 2024
Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional, Unidad Monterrey, Apodaca, Nuevo León, México.
Nitric oxide (NO) regulates vascular homeostasis and plays a key role in revascularization and angiogenesis. The endothelial nitric oxide synthase (eNOS) enzyme catalyzes NO production in endothelial cells. Overexpression of the eNOS gene has been implicated in pathologies with dysfunctional angiogenic processes, such as cancer.
View Article and Find Full Text PDFHead Face Med
June 2024
Department of Oral and Maxillofacial Surgery, Klinikum rechts der Isar der Technischen Universität München, D-81675, Munich, Germany.
Background: The treatment of oral squamous cell carcinoma (OSCC) remains challenging and survival rates have not been improved significantly over the past decades. Integrins have been recognized driving the cancer progression and high expression levels cause poor outcomes in patients afflicted with OSCC. Integrin αvβ6 and its subunit integrin beta 6 (ITGB6) were discovered to enhance the invasiveness by providing beneficial effects on downstream pathways promoting the cancer progression.
View Article and Find Full Text PDFNucleic Acid Ther
August 2024
Cold Spring Harbor Laboratory, Cold Spring Harbor, New York, USA.
Aberrant alternative splicing is emerging as a cancer hallmark and a potential therapeutic target. It is the result of dysregulated or mutated splicing factors, or genetic alterations in splicing-regulatory -elements. Targeting individual altered splicing events associated with cancer-cell dependencies is a potential therapeutic strategy, but several technical limitations need to be addressed.
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