Chelsea Marie T. Parrocha

ORCID: 0000-0002-6502-1297
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Research Areas
  • Computational Drug Discovery Methods
  • Alzheimer's disease research and treatments
  • Synthesis and biological activity
  • Click Chemistry and Applications
  • Birth, Development, and Health
  • Supramolecular Self-Assembly in Materials
  • Tryptophan and brain disorders
  • Monoclonal and Polyclonal Antibodies Research
  • Chemical Synthesis and Analysis
  • Effects and risks of endocrine disrupting chemicals
  • SARS-CoV-2 and COVID-19 Research
  • Mercury impact and mitigation studies
  • Stress Responses and Cortisol
  • Mitochondrial Function and Pathology
  • Cholinesterase and Neurodegenerative Diseases
  • Epigenetics and DNA Methylation
  • Toxic Organic Pollutants Impact
  • Cell Adhesion Molecules Research
  • vaccines and immunoinformatics approaches
  • Prion Diseases and Protein Misfolding
  • Antimicrobial Peptides and Activities

University of California, Irvine
2020-2024

This paper presents the design and study of a first-in-class cyclic peptide inhibitor against SARS-CoV-2 main protease (Mpro). The is designed to mimic conformation substrate at C-terminal autolytic cleavage site Mpro. contains [4-(2-aminoethyl)phenyl]-acetic acid (AEPA) linker that enforce mimics In vitro evaluation reveals exhibits modest activity Mpro does not appear be cleaved by enzyme. Conformational searching predicts fairly rigid, adopting favorable for binding active Computational...

10.1016/j.ejmech.2021.113530 article EN cc-by European Journal of Medicinal Chemistry 2021-05-05

The assembly of the β-amyloid peptide (Aβ) to form oligomers and fibrils is closely associated with pathogenesis progression Alzheimer’s disease. Aβ a shape-shifting capable adopting many conformations folds within multitude forms. These properties have precluded detailed structural elucidation biological characterization homogeneous, well-defined oligomers. In this paper, we compare structural, biophysical, characteristics two different covalently stabilized isomorphic trimers derived from...

10.1073/pnas.2219216120 article EN cc-by Proceedings of the National Academy of Sciences 2023-05-22

Abstract Intergenerational trauma increases lifetime susceptibility to depression and other psychiatric disorders. Whether intergenerational transmission is a consequence of in-utero neurodevelopmental disruptions versus early-life mother–infant interaction unknown. Here, we demonstrate that exposure during pregnancy induces in mouse offspring social deficits depressive-like behavior. Normal pups raised by traumatized mothers exhibited similar behavioral those induced their biological...

10.1038/s42003-021-02255-2 article EN cc-by Communications Biology 2021-06-24

Abstract Peptide vaccines and immunotherapies against aggregating proteins involved in the pathogenesis progression of Alzheimer's disease (AD)—the β‐amyloid peptide (Aβ) tau—are promising therapeutic avenues AD. Two decades effort has led to controversial United States Food Drug Administration (FDA) approval monoclonal antibody Aducanumab (Aduhelm), which subsequentially sparked revival expedited review that target Aβ. In this review, we explore development Aβ tau with antibodies clinical trials

10.1002/pep2.24289 article EN cc-by Peptide Science 2022-06-24

Antibodies that target the β-amyloid peptide (Aβ) and its associated assemblies are important tools in Alzheimer's disease research have emerged as promising therapies. This paper reports creation characterization of a triangular Aβ trimer mimic composed

10.1021/acscentsci.3c00592 article EN cc-by ACS Central Science 2023-12-21

ABSTRACT This paper presents the design and study of a first-in-class cyclic peptide inhibitor against SARS-CoV-2 main protease (M pro ). The is designed to mimic conformation substrate at C -terminal autolytic cleavage site M . Synthesis evaluation first-generation reveals that active in vitro non-toxic toward human cells culture. initial hit described this manuscript, UCI-1, lays groundwork for development additional inhibitors with improved activities.

10.1101/2020.08.03.234872 preprint EN cc-by bioRxiv (Cold Spring Harbor Laboratory) 2020-08-03

This paper describes the structure-based design of a preliminary drug candidate against COVID-19 using free software and publicly available X-ray crystallographic structures. The goal this tutorial is to disseminate skills in allow others unleash their own creativity new drugs fight current pandemic. begins with structure main protease (M<sup>pro</sup>) SARS coronavirus (SARS-CoV) bound peptide substrate then uses UCSF Chimera modify create cyclic inhibitor within...

10.26434/chemrxiv.12791954 preprint EN cc-by 2020-08-12

ABSTRACT Antibodies that target the β-amyloid peptide (Aβ) and its associated assemblies are important tools in Alzheimer’s disease research have emerged as promising therapies. This paper reports creation characterization of a triangular Aβ trimer mimic composed l7-36 β-hairpins, generation study polyclonal antibodies raised against mimic. The is covalently stabilized by three disulfide bonds at corners to create homogeneous oligomer. Structural, biophysical, cell-based studies demonstrate...

10.1101/2023.05.11.540404 preprint EN cc-by bioRxiv (Cold Spring Harbor Laboratory) 2023-05-12

This paper describes the structure-based design of a preliminary drug candidate against COVID-19 using free software and publicly available X-ray crystallographic structures. The goal this tutorial is to disseminate skills in allow others unleash their own creativity new drugs fight current pandemic. begins with structure main protease (M pro ) SARS coronavirus (SARS-CoV) bound peptide substrate then uses UCSF Chimera modify create cyclic inhibitor within M active site. Finally, molecular...

10.26434/chemrxiv.12791954.v1 preprint EN cc-by 2020-08-12

Abstract Intergenerational stress increases lifetime susceptibility to depression and other psychiatric disorders. Whether intergenerational transmission is a consequence of in utero neurodevelopmental disruptions vs early-life mother-infant interaction largely unknown. Here, we demonstrated that exposure traumatic mice during pregnancy, through predator scent exposure, induces the offspring social deficits depressive-like behavior. We found, cross-fostering experiments, raising normal pups...

10.1101/2021.04.09.438868 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2021-04-10

Abstract Monoclonal antibodies (mAbs) that target the β‐amyloid peptide (Aβ) are important Alzheimer's disease research tools and now being used as therapies. Conformation‐specific mAbs oligomeric fibrillar Aβ assemblies of particular interest, these associated with pathogenesis progression. This article reports generation rabbit against two different triangular trimers derived from Aβ. These first generated oligomer mimics in which high‐resolution structures oligomers known. We describe...

10.1002/pep2.24333 article EN cc-by Peptide Science 2023-09-18

This paper describes the structure-based design of a preliminary drug candidate against COVID-19 using free software and publicly available X-ray crystallographic structures. The goal this tutorial is to disseminate skills in allow others unleash their own creativity new drugs fight current pandemic. begins with structure main protease (M pro ) SARS coronavirus (SARS-CoV) bound peptide substrate then uses UCSF Chimera modify create cyclic inhibitor within M active site. Finally, molecular...

10.26434/chemrxiv.12791954.v2 preprint EN cc-by 2020-08-24
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