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https://www.selleckchem.com/products/resiquimod.html Studies of knockout (KO) mice with defects in the endolysosomal two-pore channels (TPCs) have shown TPCs to be involved in pathophysiological processes, including heart and muscle function, metabolism, immunity, cancer, and viral infection. With the objective of studying TPC2's pathophysiological roles for the first time in a large, more humanlike animal model, TPC2 KO pigs were produced using CRISPR-Cas9. A major problem using CRISPR-Cas9 to edit embryos is mosaicism; thus, we studied for the first time the effect of microinjection timing on mosaicism. Mosaicism was greatly reduced when in vitro produced embryos were microinjected before insemination, and surgical embryo transfer (ET) was performed using such embryos. All TPC2 KO fetuses and piglets born following ET (i.e., F0 generation) were nonmosaic biallelic KOs. The generation of nonmosaic animals greatly facilitates germ line transmission of the mutation, thereby aiding the rapid and efficient generation of KO animal lines for medical research and agriculture.Genome editing using CRISPR-Cas9 has produced a functional cure for a small number of patients with sickle cell disease and beta-thalassemia. Rather than repairing the causative mutation, this striking outcome was attained by the knockout of a lineage-specific regulatory element for a gene, BCL11A, that controls fetal hemoglobin levels a first example of clinical success in targeting a locus initially identified in a genome-wide association study, and formal proof of the "in the age of CRISPR, the entire genome is a druggable target" notion. This remarkable development, along with advancement to the clinic of several additional editing-based approaches to the hemoglobinopathies, highlights a sense of urgency in accelerating scientific, regulatory, and public health innovation that will allow broad and equitable access to editing-based cures.Conventional CRISPR approaches for precision genome editing r

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