Works (42)

Updated: July 26th, 2023 21:17

2021 article

Optical properties of segmented Ag-Au wire at single particle level studied with a home-built micro-spectrometer

Neupane, B. B., Chase, T. E., Zhao, L., Wang, G., & He, L. (2021, July 18). ENGINEERING REPORTS.

By: B. Neupane n, T. Chase n, L. Zhao n, G. Wang n & L. He n

author keywords: hetero-metallic nanowires; second harmonic generation; surface plasmon resonance; two-photon excitation luminescence; up-conversion luminescence
Source: Web Of Science
Added: August 2, 2021

2019 journal article

Amplification-by-Polymerization in Biosensing for Human Genomic DNA Detection

ACS SENSORS, 4(4), 992–1000.

By: P. He n, X. Lou n, S. Woody n & L. He n

author keywords: amplification-by-polymerization; biosensors; genomic DNA detection; RAFT; ATRP
MeSH headings : Biosensing Techniques / methods; Chromosomes, Human, X / chemistry; Chromosomes, Human, Y / chemistry; DNA / blood; DNA / genetics; DNA Probes / chemistry; DNA Probes / genetics; Female; Genomics / methods; Genotype; Humans; Male; Nucleic Acid Hybridization; Photometry / methods; Polyethylene Glycols / chemical synthesis; Polyethylene Glycols / chemistry; Polymerization; Proof of Concept Study; Sex
Source: Web Of Science
Added: June 4, 2019

2016 journal article

Matrix-enhanced nanostructure initiator mass spectrometry (ME-NIMS) for small molecule detection and imaging

Analytical Methods, 8(46), 8234–8240.

By: T. Moening n, V. Brown n & L. He n

Source: Web Of Science
Added: August 6, 2018

2015 journal article

Current status and future prospects of mass spectrometry imaging of small molecules

Mass Spectrometry Imaging of Small Molecules, 1203, 1–7.

By: V. Brown & L. He

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Mass spectrometry imaging of small molecules preface

Mass Spectrometry Imaging of Small Molecules, 1203, V-.

By: L. He

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Matrix-enhanced surface-assisted laser desorption/ionization mass spectrometry (ME-SALDI-MS) for mass spectrometry imaging of small molecules

Mass Spectrometry Imaging of Small Molecules, 1203, 175–184.

By: V. Brown, Q. Liu & L. He

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Nanostructure-initiator mass spectrometry (NIMS) for molecular mapping of animal tissues

Mass Spectrometry Imaging of Small Molecules, 1203, 151–157.

By: T. Moening, V. Brown & L. He

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

Multiplexed miRNA detection using cationic polythiophene

ANALYTICAL METHODS, 6(7), 2399–2405.

By: W. Zheng n, T. Chase n & L. He n

Source: Web Of Science
Added: August 6, 2018

2014 journal article

Quantitative measurements of thermodynamics and kinetics of polythiophene-DNA complex formation in DNA detection

BIOMATERIALS SCIENCE, 2(10), 1471–1479.

By: W. Zheng n & L. He n

Source: Web Of Science
Added: August 6, 2018

2011 journal article

Chemical amplification for in-gel DNA detection

ANALYTICAL METHODS, 3(11), 2463–2468.

By: P. He n, E. Tucker n, C. Gorman n & L. He n

Sources: Web Of Science, ORCID
Added: August 6, 2018

2011 journal article

Polymerization-assisted signal amplification for electrochemical detection of biomarkers

Analyst [London], 136(12), 2558–2563.

By: Y. Wu, S. Liu & L. He

Source: NC State University Libraries
Added: August 6, 2018

2010 journal article

Activators generated electron transfer for atom transfer radical polymerization for immunosensing

BIOSENSORS & BIOELECTRONICS, 26(3), 970–975.

By: Y. Wu*, S. Liu* & L. He n

author keywords: Activators generated electron transfer; Atom transfer radical polymerization; Chemiluminescent; Electrochemistry; Signal amplification
MeSH headings : Animals; Antibodies, Immobilized; Antibodies, Monoclonal; Biosensing Techniques / methods; Electrochemical Techniques; Electron Transport; Enzymes, Immobilized; Flow Injection Analysis; Horseradish Peroxidase; Humans; Immunoassay / methods; Luminescence; Male; Mice; Polymers / chemistry; Prostate-Specific Antigen / analysis; Reproducibility of Results
Source: Web Of Science
Added: August 6, 2018

2010 journal article

Distance-Dependent Fluorescence Quenching or Conjugated Polymers on Au/kg Striped Nanorods

JOURNAL OF PHYSICAL CHEMISTRY C, 114(41), 17829–17835.

By: W. Zheng n & L. He n

Source: Web Of Science
Added: August 6, 2018

2010 article

Multiplexed detection of protein cancer markers on Au/Ag-barcoded nanorods using fluorescent-conjugated polymers

Zheng, W., & He, L. (2010, July). ANALYTICAL AND BIOANALYTICAL CHEMISTRY, Vol. 397, pp. 2261–2270.

By: W. Zheng n & L. He n

author keywords: Protein sensing; Multiplexing; Encoded nanoparticle; Solution array; Fluorescent-conjugated polymer; Cancer marker detection
MeSH headings : Animals; Biomarkers, Tumor / analysis; Cattle; Electronic Data Processing; Fluorescent Dyes; Gold; Humans; Immunoassay / methods; Limit of Detection; Nanotubes / chemistry; Neoplasm Proteins / analysis; Polymers; Sensitivity and Specificity; Silver
Source: Web Of Science
Added: August 6, 2018

2010 journal article

Polymeric macroinitiators for signal amplification in AGET ATRP-based DNA detection

SENSORS AND ACTUATORS B-CHEMICAL, 150(2), 594–600.

By: H. Qian n & L. He n

author keywords: Polylysine (PLL); Macroinitiator; Activators generated by electron transfer for atom transfer radical polymerization; (AGET ATRP); DNA detection; Signal amplification
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Detection of Protein Binding Using Activator Generated by Electron Transfer for Atom Transfer Radical Polymerization

ANALYTICAL CHEMISTRY, 81(23), 9824–9827.

By: H. Qian n & L. He n

MeSH headings : Animals; Cattle; Electron Transport; Immobilized Proteins / chemistry; Immobilized Proteins / metabolism; Polymers / chemistry; Protein Binding
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Electrochemical Biosensing Using Amplification-by-Polymerization

ANALYTICAL CHEMISTRY, 81(16), 7015–7021.

By: Y. Wu n, S. Liu n & L. He n

MeSH headings : Acrylates / chemistry; Biosensing Techniques; Electrochemistry; Epoxy Compounds / chemistry; Limit of Detection; Methacrylates / chemistry; Polymers / chemistry
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Impacts of Surface Morphology on Ion Desorption and Ionization in Desorption Ionization on Porous Silicon (DIOS) Mass Spectrometry

JOURNAL OF PHYSICAL CHEMISTRY C, 113(8), 3076–3083.

By: Y. Xiao n, S. Retterer n, D. Thomas n, J. Tao n & L. He n

Source: Web Of Science
Added: August 6, 2018

2009 journal article

Label-Free, Real-Time Multiplexed DNA Detection Using Fluorescent Conjugated Polymers

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 131(10), 3432-+.

By: W. Zheng n & L. He n

MeSH headings : Base Sequence; DNA / analysis; DNA Probes; Fluorescent Dyes / chemistry; Polymers / chemistry; Surface Plasmon Resonance
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Metabolite Imaging Using Matrix-Enhanced Surface-Assisted Laser Desorption/Ionization Mass Spectrometry (ME-SALDI-MS)

JOURNAL OF THE AMERICAN SOCIETY FOR MASS SPECTROMETRY, 20(1), 80–88.

By: Q. Liu n, Y. Xiao n, C. Pagan-Miranda n, Y. Chiu n & L. He n

MeSH headings : Animals; Brain Chemistry; Cerebellum / chemistry; Cerebrum / chemistry; Diagnostic Imaging / methods; Dimyristoylphosphatidylcholine / chemistry; Female; Mice; Myocardium / chemistry; Sensitivity and Specificity; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization / methods
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Particle stability in polymer-assisted reverse colorimetric DNA assays

ANALYTICAL AND BIOANALYTICAL CHEMISTRY, 393(4), 1305–1313.

By: W. Zheng n & L. He n

author keywords: Metal divalent ions; DNA-functionalized gold nanoparticles; ATRP; Polymer-assisted reverse colorimetric method
MeSH headings : Colorimetry / methods; DNA / analysis; Kinetics; Metal Nanoparticles; Nucleic Acid Hybridization
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Surface-Initiated Activators Generated by Electron Transfer for Atom Transfer Radical Polymerization in Detection of DNA Point Mutation

ANALYTICAL CHEMISTRY, 81(11), 4536–4542.

By: H. Qian n & L. He n

MeSH headings : Ascorbic Acid; Base Sequence; Biosensing Techniques / economics; Biosensing Techniques / methods; Catalysis; DNA / analysis; DNA / genetics; Nucleic Acid Hybridization / methods; Oxidation-Reduction; Point Mutation; Sensitivity and Specificity; Time Factors
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Synthesis of Surface-Anchored DNA-Polymer Bioconjugates Using Reversible Addition-Fragmentation Chain Transfer Polymerization

BIOMACROMOLECULES, 10(7), 1804–1809.

By: P. He n & L. He n

MeSH headings : DNA / chemistry; Kinetics; Oligonucleotides / chemistry; Polymerization; Polymers / chemical synthesis; Polymers / chemistry
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Electrochemistry of cytochrome P450 enzyme on nanoparticle-containing membrane-coated electrode and its applications for drug sensing

ANALYTICAL BIOCHEMISTRY, 375(2), 209–216.

By: S. Liu*, L. Peng*, X. Yang*, Y. Wu* & L. He n

author keywords: cytochrome p450 2136; colloidal gold nanoparticles; Bupropion; bioelectrocatalysis; drug metabolism
MeSH headings : Aryl Hydrocarbon Hydroxylases / chemistry; Aryl Hydrocarbon Hydroxylases / metabolism; Biosensing Techniques / instrumentation; Carbon / chemistry; Catalysis; Chitosan / chemistry; Coated Materials, Biocompatible / chemistry; Cytochrome P-450 CYP2B6; Electric Conductivity; Electrochemistry; Electrodes; Gold / chemistry; Humans; Metal Nanoparticles / chemistry; Oxidoreductases, N-Demethylating / chemistry; Oxidoreductases, N-Demethylating / metabolism; Oxygen / chemistry
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Phenylboronic acid immunoaffinity reactor coupled with flow injection chemiluminescence for determination of alpha-fetoprotein

ANALYTICA CHIMICA ACTA, 630(2), 186–193.

By: Y. Wu*, Y. Zhuang*, S. Liu* & L. He n

author keywords: 3-Aminophenylboronic acid; alpha-Fetoprotein; Immunoaffinity reactor; Regeneration; Flow injection chemiluminescence
MeSH headings : Adult; Antibodies / chemistry; Antibodies / immunology; Boronic Acids / metabolism; Flow Injection Analysis / instrumentation; Flow Injection Analysis / methods; Glass / chemistry; Glycoproteins / immunology; Glycoproteins / metabolism; Horseradish Peroxidase / chemistry; Humans; Hydrogen Peroxide / analysis; Immunoassay / economics; Immunoassay / instrumentation; Immunoassay / methods; Immunoenzyme Techniques; Luminescent Measurements / instrumentation; Luminescent Measurements / methods; Luminol / analysis; Microspheres; Serum / chemistry; alpha-Fetoproteins / analysis; alpha-Fetoproteins / immunology
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Prostate-specific antigen detection by using a reusable amperometric immunosensor based on reversible binding and leasing of HRP-anti-PSA from phenylboronic acid modified electrode

CLINICA CHIMICA ACTA, 395(1-2), 51–56.

By: S. Liu*, X. Zhang, Y. Wu*, Y. Tu & L. He n

author keywords: electrocatalytic; amperometric immunosensor; phenylboronic acid assembled monolayer; reusable; prostate-specific antigen; immunocomplex
MeSH headings : Antibodies / chemistry; Antibody Specificity; Antigen-Antibody Reactions; Binding Sites; Binding, Competitive; Biosensing Techniques / instrumentation; Biosensing Techniques / methods; Boronic Acids / chemistry; Calibration; Electrochemistry; Electrodes; Gold / chemistry; Horseradish Peroxidase / chemistry; Immunoassay / instrumentation; Immunoassay / methods; Molecular Structure; Prostate-Specific Antigen / analysis; Prostate-Specific Antigen / blood; Sensitivity and Specificity; Surface Properties
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Quantitative study of solvent and surface effects on analyte ionization in desorption ionization on silicon (DIOS) mass spectrometry

JOURNAL OF THE AMERICAN SOCIETY FOR MASS SPECTROMETRY, 19(1), 8–13.

By: Q. Liu n & L. He n

Source: Web Of Science
Added: August 6, 2018

2008 journal article

Reversible addition-fragmentation chain transfer polymerization in DNA biosensing

ANALYTICAL CHEMISTRY, 80(10), 3633–3639.

By: P. He n, W. Zheng n, E. Tucker n, C. Gorman n & L. He n

MeSH headings : Base Sequence; Biopolymers / chemistry; Biosensing Techniques; Chromatography, High Pressure Liquid; DNA / chemistry; DNA Probes; Nuclear Magnetic Resonance, Biomolecular; Spectroscopy, Fourier Transform Infrared
Sources: Web Of Science, ORCID
Added: August 6, 2018

2008 journal article

Surface passivation using oligo(ethylene glycol) in ATRP-assisted DNA detection

SENSORS AND ACTUATORS B-CHEMICAL, 129(1), 225–230.

By: X. Lou n & L. He n

author keywords: surface passivation; oligo(ethylene glycol); self-assembled monolayer; DNA sensing
Source: Web Of Science
Added: August 6, 2018

2007 article

A binary matrix for background suppression in MALDI-MS of small molecules

Guo, Z., & He, L. (2007, March). ANALYTICAL AND BIOANALYTICAL CHEMISTRY, Vol. 387, pp. 1939–1944.

By: Z. Guo n & L. He n

author keywords: MALDI-MS; binary matrix; matrix background suppression; small molecule detection
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Core-shell Au nanoparticle formation with DNA-polymer hybrid coatings using aqueous ATRP

BIOMACROMOLECULES, 8(5), 1385–1390.

By: X. Lou n, C. Wang* & L. He*

MeSH headings : Coated Materials, Biocompatible / chemical synthesis; DNA / chemistry; Electrophoresis; Gold / chemistry; Microscopy, Electron, Transmission; Nanoparticles / chemistry; Polymers / chemistry; Water / chemistry
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Cu(0) as the reaction additive in purge-free ATRP-assisted DNA detection

Biosensors & Bioelectronics, 23(4), 588–592.

By: G. Okelo & L. He

Source: NC State University Libraries
Added: August 6, 2018

2007 journal article

Mass spectrometry imaging of small molecules using desorption/ionization on silicon

ANALYTICAL CHEMISTRY, 79(10), 3535–3541.

By: Q. Liu n, Z. Guo n & L. He n

MeSH headings : Animals; Cell Line; Cytological Techniques; Diagnostic Imaging / methods; Humans; Lasers; Liver / cytology; Liver / ultrastructure; Mass Spectrometry / methods; Mice; Phosphatidylcholines; Propidium; Silicon
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Recognition of glycoprotein peroxidase via con A-carrying self-assembly layer on gold

BIOMACROMOLECULES, 8(7), 2142–2148.

MeSH headings : Concanavalin A / chemistry; Electrodes; Gold / chemistry; Peroxidases / chemistry
Source: Web Of Science
Added: August 6, 2018

2006 journal article

DNA-accelerated atom transfer radical polymerization on a gold surface

LANGMUIR, 22(6), 2640–2646.

By: X. Lou n & L. He n

MeSH headings : Base Sequence; DNA, Single-Stranded / chemistry; Gold / chemistry; Nuclear Magnetic Resonance, Biomolecular
Source: Web Of Science
Added: August 6, 2018

2006 review

Nanomaterials in mass spectrometry ionization and prospects for biological application

[Review of ]. ANALYTICAL AND BIOANALYTICAL CHEMISTRY, 384(3), 584–592.

By: Z. Guo n, A. Ganawi n, Q. Liu n & L. He n

author keywords: nanomaterials; mass spectrometry; bioanalysis
MeSH headings : Biology; Mass Spectrometry / methods; Nanostructures / analysis; Nanostructures / chemistry; Nanostructures / ultrastructure; Sensitivity and Specificity
Source: Web Of Science
Added: August 6, 2018

2006 review

Radical polymerization in biosensing

[Review of ]. ANALYTICAL AND BIOANALYTICAL CHEMISTRY, 386(3), 525–531.

By: X. Lou n, P. He n, G. Okelo n & L. He n

author keywords: free radical polymerization; controlled; living radical polymerization; biosensors; biosensing
MeSH headings : Artifacts; Biosensing Techniques / methods; Free Radicals; Polymers; Surface Properties
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Detection of DNA point mutation by atom transfer radical polymerization

ANALYTICAL CHEMISTRY, 77(15), 4698–4705.

By: X. Lou n, M. Lewis n, C. Gorman n & L. He n

MeSH headings : DNA / analysis; DNA / genetics; DNA / ultrastructure; Free Radicals / chemistry; Microscopy, Atomic Force; Molecular Structure; Point Mutation / genetics; Polyhydroxyethyl Methacrylate / chemistry; Spectrum Analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018

2005 journal article

Ordered silicon nanocavity arrays in surface-assisted desorption/ionization mass spectrometry

ANALYTICAL CHEMISTRY, 77(4), 1088–1095.

By: N. Finkel n, B. Prevo n, O. Velev n & L. He n

MeSH headings : Arabidopsis / chemistry; Arabidopsis / metabolism; Nanotubes; Plant Roots / chemistry; Silicon; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization / methods
Sources: Web Of Science, ORCID
Added: August 6, 2018

2004 journal article

Barcoding the microworld

Analytical Chemistry, 76(19), 353A–359.

By: N. Finkel, X. Lou, C. Wang & L. He

Source: NC State University Libraries
Added: August 6, 2018

2004 journal article

The distance-dependence of colloidal Au-amplified surface plasmon resonance

JOURNAL OF PHYSICAL CHEMISTRY B, 108(30), 10973–10980.

By: L. He*, E. Smith*, M. Natan* & C. Keating*

Source: Web Of Science
Added: August 6, 2018

2003 review

Nanoparticles for bioanalysis

[Review of ]. Current Opinion in Chemical Biology, 7(5), 609–615.

By: S. Penn, L. He & M. Natan

Source: NC State University Libraries
Added: August 6, 2018