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Transgenic Services |
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HDB Functional Genetic Center (HDB-FTC) is a custom request-based platform providing full-scale service from gene cloning, making gene expression vector/targeting construct, pronuclear/blastocyst microinjection, genotyping, to characterizations of phenotypes at both in vitro and in vivo levels in the mouse, among which the last capacity/feasibility |
differentiates HDB-FTC from other transgenic resources. |
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Fig. 1. Generation of knockout mice by homologous recombination. A. Chimeric mice between 129/SEV ES cells (agouti) and C57BL6 (J6) blastocysts (black). B. Potential germline transmission of their pups with agouti fur color. |
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Making expression vector for producing transgenic mice, making gene targeting construct for producing knockout, knockdown, and knock-in mice, and constructing BAC clones containing haplotype(s) or vulnerable loci for a particular type of disease for generating
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BAC transgenic mice |
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Homologous recombination, ES cell screening, determining transgene copy number in transgenic founder mice |
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Mouse breeding, mouse genotyping, and determining heterozygous/homozygous in |
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knockout/down/in mice, and hemizygous/homozygous in transgenic mice |
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Basic characterization of mutant mice at molecular and histological levels |
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Phenotypical characterization of mutant mice in various systems including behaviors, cancer biology and oncogene, cardiovascular system, CNS, immunology, inflammation and infection, metabolic |
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disease, and other systems |
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Types of genetic manipulations |
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Common (conventional) knockout, knockdown, and knock-in mice |
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Fig. 2. BDNF knockdown mice. An obese
phenotype is observed in knockdown mice (left), compared to wild-type mice (right). |
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Common transgenic mice |
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Conditional, brain region-specific, organ-specific, and cell-type-specific knockout mice |
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Brain region-specific and cell type-specific inducible/reversible transgenic mice |
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BAC/YAC transgenic mice |
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Small RNA manipulation |
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Zinc finger nuclease in rat and cell lines (under development) |
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Fig. 3. Inducible/reversible forebrain-specific transgenic mice. A. wild-type mice-treated with vehicle. B. transgenic mice-treated with vehicle. C. Transgenic mice mice-treated with doxy for 3 days. D. Transgenic mice-withdrawn doxy for 5 days after 3-day-doxy treatment. |
Fig. 4. Cell type-specific expression of a reporter gene (Lac-Z). A. Cerebellum-specific. B. Cerebellar cortex-specific. C. Cerebellar Purkinje’s cell-specific. D. Cerebellar granule cell-specific |
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The Latest Generation of Auto Patch Clamp Platform Launched at HDB |
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WuXi Biology/HD Biosciences Presented at Webinar of "New Technologies for Target Discovery and Validation" |
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HD Biosciences Merges with WuXi AppTec |
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