C07K14/4746

HDM-2 TARGETING COMPOSITIONS CAUSE TUMOR CELL NECROSIS RATHER THAN APOPTOSIS OF CANCER CELLS
20230174601 · 2023-06-08 ·

An aspect of the invention provides a method of selectively necrosing cells, comprising: providing a plurality cells, including at least one cancer cell and at least one non-cancerous cell; and administering to the cells a compound, including an HDM-2 targeting component and a cytotoxic component attached to the HDM-2 targeting component, wherein said compound comprises a membrane-active form.

Peptide sequence of a guide protein for the production of a peptide of interest, an expression vector, a host cell, and a method for the production of a peptide of interest

A peptide sequence of a guide protein for the production of a peptide of interest; a peptide sequence that has a similarity of at least 90% to SEQ. ID. NO 1; a nucleotide sequence encoding the guide protein; an expression vector comprising the nucleotide sequence; a host cell that expresses a fusion protein comprising a peptide of interest; a method of production of a peptide of interest, comprising the steps of A) constructing an expression vector; B) inserting the expression vector into a host cell; C) expressing the fusion protein, culturing the host cell in a culture medium; D) recovering the accumulated fusion protein in the host cell; E) cleaving the fusion protein; F) purifying the peptide of interest.

p63 INACTIVATION FOR THE TREATMENT OF HEART FAILURE

Embodiments of the disclosure include methods and compositions for in situ cardiac cell regeneration, including transdifferentiation of cardiac cells to cardiomyocytes. In particular embodiments, in situ cardiac cell regeneration encompasses delivery of p63 shRNA and one or both of Hand2 and myocardin, and in specific embodiments further includes one or more of Gata4, Mef2c, and Tbx5. In specific aspects of the disclosure, adult cardiac fibroblasts are reprogrammed into cardiomyocytes using viral vectors that harbor p63 shRNA and one or both of the transcription factors Hand2 and myocardin.

PEPTIDOMIMETIC MACROCYCLES

Provided herein are peptidomimetic macrocycles containing amino acid sequences with at least two modified amino acids that form an intramolecular cross-link that can help to stabilize a secondary structure of the amino acid sequence. Suitable sequences for stabilization include those with homology to the p53 protein. These sequences can bind to the MDM2 and/or MDMX proteins. Also provided herein are methods of using such macrocycles for the treatment of diseases and disorders, such as cancers or other disorders characterized by a low level or low activity of a p53 protein or high level of activity of a MDM2 and/or MDMX protein.

P53 biomarkers
09746471 · 2017-08-29 · ·

The present invention relates to the identification of p53 biomarker profiles that predict response in patients with hyperproliferative disease such as cancer to a therapy, and their use in methods of treating such patients with an anti-hyperproliferative disease gene therapy.

Neurotoxins exhibiting shortened biological activity

The present invention relates to the pharmaceutical field. Specifically, it contemplates a polynucleotide encoding a neurotoxin polypeptide exhibiting a reduced duration of the biological effect in a subject, wherein said polypeptide comprises at least one E3 ligase recognition motif in the light chain, wherein said E3 ligase recognition motif is preferably a binding motif for the E3 ligase MDM2. The invention further pertains to polypeptides encoded by the polynucleotide of the invention as well as polypeptides comprising one or more amino acid substitutions. Further encompassed by the present invention are vectors and host cells comprising the said polynucleotide, polypeptides encoded thereby and antibodies specifically binding to the polypeptides. Moreover, the invention relates to medicaments comprising said polynucleotides and polypeptides, as well as specific therapeutic applications thereof. Furthermore, the present invention contemplates methods for the manufacture of the polypeptides and medicaments.

SAFE LENTIVIRAL VECTORS FOR TARGETED DELIVERY OF MULTIPLE THERAPEUTIC MOLECULES
20210401868 · 2021-12-30 ·

The present application discloses a lentiviral transfer system which includes: (i) a self-inactivating transfer vector comprising: multiple gene units, wherein each gene unit includes a heterologous nucleic acid sequence operably linked to a regulatory nucleic acid sequence; and (ii) a helper construct which lacks a 5′ LTR, wherein the 5′ LTR has been replaced with a heterologous promoter, in which the helper construct further comprises: a lentiviral env nucleic acid sequence containing a deletion, wherein the deleted env nucleic acid sequence does not produce functional env protein; and a packaging signal contains a deletion, wherein the deleted packaging signal is nonfunctional.

COMPOSITIONS AND METHODS UTILIZING GENETICALLY-MODIFIED ANIMALS AND CELLS

Provided herein are compositions and methods for studying cancer therapeutics and etiology, for example, mouse cancer models, cancer cell lines, and uses thereof. Human p53 knock-in (Hupki) mice with a Y220 (e.g., Y220C, Y220H, or Y220S) mutation in p53 are provided. These Hupki-Y220 mice can be used, for example, to examine tumorigenesis in different tissues, investigate mechanisms of gain of function, develop mouse models of cancer, generate cancer cell lines that can be implanted into recipient mice, and test potential therapeutics.

ANTI-CANCER-ASSOCIATED NON-TUMOR CELL AGENT COMPRISING VIRUS

In one embodiment, the present invention provides an anti-cancer-associated non-tumor cell agent.

In one embodiment, the present invention relates to an anti-cancer-associated non-tumor cell agent comprising an oncolytic virus comprising a p53 gene. In one embodiment, the present invention relates to an anti-cancer-associated non-tumor cell preparation comprising a recombinant virus comprising: a first gene cassette containing a telomerase reverse transcriptase promoter, an E1A gene, an IRES sequence and an E1B gene; and a second gene cassette containing a promoter and a p53 gene.

Neoantigen Peptide Mimics

Disclosed herein are polypeptide fragments and polynucleotides based on mutant capicua transcriptional repressor (CIC), catenin beta 1 (CTNNB1), v-erb-b2 erythroblastic leukemia viral oncogene homolog B (ERBB2), kirsten rat sarcoma (KRAS), phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha (PIK3CA), phosphatase and tensin homolog (PTEN), splicing factor 3b subunit 1 (SF3B1), SRY-box transcription factor 17 (SOX17), tumor protein 53 (TP53), and cytomegalovirus (CMV) sequences, vectors, host cells, viruses, methods for generating CD8+ T-cells, and methods of treatment. Also disclosed herein are T-cell receptors (TCRs), polynucleotides, vectors and cells comprising the TCRs, and methods of treatment.