Nicole M. Smiddy

ORCID: 0000-0003-3151-1789
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About
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Research Areas
  • 3D Printing in Biomedical Research
  • Microfluidic and Bio-sensing Technologies
  • Cancer Cells and Metastasis
  • Pluripotent Stem Cells Research
  • Single-cell and spatial transcriptomics
  • Drug Solubulity and Delivery Systems
  • Copper-based nanomaterials and applications
  • Electrochemical Analysis and Applications
  • Biosensors and Analytical Detection
  • Cellular Mechanics and Interactions
  • Advanced Drug Delivery Systems
  • Electrochemical sensors and biosensors
  • CRISPR and Genetic Engineering
  • Drug Transport and Resistance Mechanisms
  • Digestive system and related health

University of North Carolina at Chapel Hill
2017-2022

Communities In Schools of Orange County
2020

North Carolina State University
2019

Bradley University
2017

Three-dimensional organoid culture has fundamentally changed the in vitro study of intestinal biology enabling novel assays; however, its use is limited because an inaccessible luminal compartment and challenges to data gathering a three-dimensional hydrogel matrix. Long-lived, self-renewing 2-dimensional (2-D) tissue cultured from primary colon cells not been accomplished.The surface matrix chemical factors that sustain 2-D mouse colonic human rectal epithelial cell monolayers with...

10.1016/j.jcmgh.2017.02.011 article EN cc-by-nc-nd Cellular and Molecular Gastroenterology and Hepatology 2017-03-06

Animal models are frequently used for in vitro physiologic and drug transport studies of the colon, but there exists significant pressure to improve assay throughput as well achieve tighter control experimental variables than can be achieved with animals. Thus, development a primary colonic epithelium cultured high resistance protein expression functional behavior similar that native would enormous value pharmaceutical research. A collagen scaffold, which degree cross-linking was present...

10.1021/acs.analchem.8b02845 article EN Analytical Chemistry 2018-10-16

Surface adsorption of a homologous series pyridine carboxylic acids on hydrated colloidal cerium dioxide (ceria) film is characterized using the combination experimental and computationally determined infrared (IR) spectra. Experimental analyses employ attenuated total reflectance (ATR) IR spectroscopy deposited ceria thin films equilibrated with three at pH 3.0, 5.5, 8.5. The corresponding computational spectra for energy-minimized intermediate base forms use density functional theory...

10.1021/acs.langmuir.7b03338 article EN Langmuir 2017-11-07

A simple planar platform that recapitulates the compartmentalization and physiological responses of mouse colon epithelium is presented.

10.1039/c8lc00332g article EN Lab on a Chip 2018-01-01

Human induced pluripotent stem cells (hiPSCs) are widely used for disease modeling, tissue engineering, and clinical applications. Although the development of new disease-relevant or customized hiPSC lines is high importance, current automated isolation technologies rely largely on fluorescent labeling cells, thus limiting cell line from many The objective this research was to develop a platform high-throughput cytometry splitting that utilized label-free sensing approach. An image analysis...

10.1063/1.5113719 article EN cc-by APL Bioengineering 2019-08-29

A magnetic, microwell-based plate was established enabling automated collection of colony biopsy fragments into known locations for immunofluorescence assays.

10.1039/d0an00030b article EN The Analyst 2020-01-01

Summary The human transcription factors OCT4, SOX2, and NANOG form a core signaling network critical for maintaining stem cell pluripotency self-renewal potential. spatiotemporal expression dynamics of these throughout differentiation is unclear, limiting our understanding fate decisions. Here, we combined CRISPR/Cas9-mediated gene editing with microraft array technology to generate embryonic lines endogenously tagged fluorophores NANOG. Fluorescence time-lapse imaging revealed that...

10.1101/2022.12.13.520282 preprint EN cc-by-nd bioRxiv (Cold Spring Harbor Laboratory) 2022-12-14
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