Abstract: The invention relates to compositions and methods for RNA editing. In particular, ribozymes can be utilized to enhance RNA trans-splicing.

Abstract: Disclosed are compositions comprising a lipid nanoparticle and a modified biomolecular corona. In some embodiments, the modified biomolecular corona comprises a fused cell-specific binding domain. In some embodiments, the modified biomolecular corona protein has been additionally modified such that it does not bind substantially to its natural receptor. In some embodiments, the fused cell-specific binding domain binds to a target cell.

Abstract: The present disclosure provides for systems, methods, and compositions for targeting nucleic acids. In particular, the invention provides mutated Cas13 proteins and their use in modifying target sequences as well as mutated Cas13 nucleic acid sequences and vectors encoding mutated Cas13 proteins and vector systems or CRISPR-Cas13 systems.

Abstract: This disclosure provides systems, methods, and compositions for site-specific genetic engineering using Programmable Addition via Site-Specific Targeting Elements (PASTE). PASTE comprises the addition of an integration site into a target genome followed by the insertion of one or more genes of interest or one or more nucleic acid sequences of interest at the site. PASTE combines gene editing technologies and integrase technologies to achieve unidirectional incorporation of genes in a genome for the treatment of diseases and diagnosis of disease.

Abstract: The embodiments disclosed herein utilized RNA targeting effectors to provide a robust CRISPR-based diagnostic with attomolar sensitivity. Embodiments disclosed herein can detect broth DNA and RNA with comparable levels of sensitivity and can differentiate targets from non-targets based on single base pair differences. Moreover, the embodiments disclosed herein can be prepared in freeze-dried format for convenient distribution and point-of-care (POC) applications. Such embodiments are useful in multiple scenarios in human health including, for example, viral detection, bacterial strain typing, sensitive genotyping, and detection of disease-associated cell free DNA.

Abstract: The invention provides for systems, methods, and compositions for targeting and editing nucleic acids. In particular, the invention provides non-naturally occurring or engineered RNA-targeting systems comprising a RNA-targeting Cas13 protein, at least one guide molecule, and at least one adenosine deaminase protein or catalytic domain thereof.

Abstract: Provided herein is a nucleic acid detection system comprising: a CRISPR system comprising an effector protein and one or more guide RNAs designed to bind to corresponding target molecules; an RNA-based masking construct; and optionally, nucleic acid amplification reagents to amplify target RNA molecules in a sample. In another aspect, the embodiments provide a polypeptide detection system comprising: a CRISPR system comprising an effector protein and one or more guide RNAs designed to bind a trigger RNA, an RNA-based masking construct; and one or more detection aptamers comprising a masked RNA polymerase promoter binding site or a masked primer binding site. In some embodiments, the system may be used to detect viruses in samples.

Abstract: This disclosure provides systems, methods, and compositions for site-specific genetic engineering using Programmable Addition via Site-Specific Targeting Elements (PASTE). PASTE comprises the addition of an integration site into a target genome followed by the insertion of one or more genes of interest or one or more nucleic acid sequences of interest at the site. PASTE combines gene editing technologies and integrase technologies to achieve unidirectional incorporation of genes in a genome for the treatment of diseases and diagnosis of disease.

Abstract: The embodiments disclosed herein utilized RNA targeting effectors to provide a robust CRISPR-based diagnostic with attomolar sensitivity. Embodiments disclosed herein can detect both DNA and RNA with comparable levels of sensitivity and can differentiate targets from non-targets based on single base pair differences. Moreover, the embodiments disclosed herein can be prepared in freeze-dried format for convenient distribution and point-of-care (POC) applications. Such embodiments are useful in multiple scenarios in human health including, for example, viral detection, bacterial strain typing, sensitive genotyping, and detection of disease-associated cell free DNA.

Abstract: Systems and methods for rapid diagnostics related to the use of combinations of CRISPR effector systems with optimized guide sequences, OSD probes, RNA probes and/or RNase H for detection of nucleic acid sequences, such as sequences from coronavirus, as well as multiplex lateral flow diagnostic devices and methods of use, are provided.

Abstract: The invention relates to compositions and methods for targeting polynucleotides with eukaryotic RNA-guided nucleases. In particular, programmable RNA-guided DNA endonucleases termed Fanzors, can be harnessed for genome editing.

Abstract: This disclosure provides systems, methods, and compositions for RNA-guided RNA-targeting CRISPR effectors for the treatment of diseases as well as diagnostics. In some embodiments, nucleotide deaminase functionalized CRISPR systems for RNA editing RNA knockdown, viral resistance, splicing modulation, RNA tracking, translation modulation, and epi-transcriptomic modifications are disclosed.

Abstract: The embodiments disclosed herein utilized RNA targeting effectors to provide a robust CRISPR-based diagnostic with attomolar sensitivity. Embodiments disclosed herein can detect broth DNA and RNA with comparable levels of sensitivity and can differentiate targets from non-targets based on single base pair differences. Moreover, the embodiments disclosed herein can be prepared in freeze-dried format for convenient distribution and point-of-care (POC) applications. Such embodiments are useful in multiple scenarios in human health including, for example, viral detection, bacterial strain typing, sensitive genotyping, and detection of disease-associated cell free DNA.

Abstract: Disclosed are methods of RNA-triggered protein cleavage by the CRISPR Cas7-11-Csx29 complex. A guide RNA specifically hybridizes to a RNA target, and Csx29 cleaves Csx30 when Cas7-11:Csx29 complex binds to the target RNA.

Abstract: This disclosure provides systems, methods, and compositions for RNA-guided RNA-targeting CRISPR effectors for the treatment of diseases as well as diagnostics. In some embodiments, nucleotide deaminase functionalized CRISPR systems for RNA editing RNA knockdown, viral resistance, splicing modulation, RNA tracking, translation modulation, and epi-transcriptomic modifications are disclosed.

Abstract: The invention provides for systems, methods, and compositions for targeting nucleic acids. In particular, the invention provides non-naturally occurring or engineered RNA-targeting systems comprising a novel RNA-targeting CRISPR effector protein and at least one targeting nucleic acid component like a guide RNA.

Abstract: Disclosed are methods of RNA-triggered protein cleavage by the CRISPR Cas7-11-Csx29 complex. A guide RNA specifically hybridizes to a RNA target, and Csx29 cleaves Csx30 when Cas7-11:Csx29 complex binds to the target RNA.

Abstract: This disclosure provides systems, methods, and compositions for site-specific genetic engineering using Programmable Addition via Site-Specific Targeting Elements (PASTE). PASTE comprises the addition of an integration site into a target genome followed by the insertion of one or more genes of interest or one or more nucleic acid sequences of interest at the site. PASTE combines gene editing technologies and integrase technologies to achieve unidirectional incorporation of genes in a genome for the treatment of diseases and diagnosis of disease.

Abstract: The invention provides for systems, methods, and compositions for targeting and editing nucleic acids. In particular, the invention provides non-naturally occurring or engineered DNA-targeting systems comprising a DNA-targeting Cpf1 protein, at least one guide molecule, and at least one adenosine deaminase protein or catalytic domain thereof.

Abstract: This disclosure provides systems, methods, and compositions for site-specific genetic engineering using Programmable Addition via Site-Specific Targeting Elements (PASTE). PASTE comprises the addition of an integration site into a target genome followed by the insertion of one or more genes of interest or one or more nucleic acid sequences of interest at the site. PASTE combines gene editing technologies and integrase technologies to achieve unidirectional incorporation of genes in a genome for the treatment of diseases and diagnosis of disease.