A Two-Photon Ratiometric Sensing Platform Based on Solid-State Luminescent Benzocoumarin: Application to Prolonged Bioimaging of Hydrogen Peroxide

H.R. Kim, S. Sarkar, and K. H. Ahn

Chem. Asian J. 2022, XXXX, XXX, XXX-XXX.

doi/10.1002/asia.202101317

Rationally Designed Two-Photon Ratiometric Elastase Probe for Investigating Inflammatory Bowel Disease

S. Sarkar, A. Shil, M. Nandy, S. Singha, Y. J. Reo, Y. J. Yang, and K. H. Ahn

Anal. Chem. 2022, 94, 1373−1381.

doi/10.1021/acs.analchem.1c04646

Ratiometric Detection of Hypochlorous Acid in Brain Tissues of Neuroinflammation and Maternal Immune Activation Models with a Deep-Red/Near-Infrared Emitting Probe

K. H. Kim, S. J. Kim, S. Singha, Y. J. Yang, S. K. Park and K. H. Ahn

ACS Sens. 2021, 6, 3253–3261.

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NAD(P)H Quinone Oxidoreductase-1 in Organ and Tumor Tissues: Distinct Activity Levels Observed with a Benzo-rosol-Based Dual-Excitation and Dual-Emission Probe

Y. J. Yang, M. Dai, Y. J. Reo, C. W. Song, S. Sarkar, and K. H. Ahn

Anal. Chem. 2021,  93, 7523–7531.

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Environment-insensitive two-photon ratiometric probe for in cellulo quantitative measurement of hydrogen peroxide

S. W. Cho, Y. W. Jun, Y. J. Reo, S. Sarkara and K. H. Ahn

Results in Chemistry 2021, 3, 100117-100122.

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Imidazolyl–benzocoumarins as ratiometric fluorescence probes for biologically extreme acidity

H. R. Kim, S. Sarkar, M. Nandy, K. H. Ahn

Spectrochimica acta. Part A, 2021, 248, 119088-119097.

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A benzo[b]xanthene-derived fluorescent probe capable of two-photon ratiometric imaging of lysosomal cysteine with high specificity

U. Tamima, C. W. Song, M. Santra, Y. J. Reo, H. Banna, M. R. Islam, K. H. Ahn

Sens. Actuators B Chem. 2020, 322, 128588-128597.

Structurally Compact, Blue–Green–Red Fluorescence Trackers for the Outer Cell Membrane: Zwitterionic (Naphthylvinyl)pyridinium Dyes

Y. J. Reo, S. Sarkar, M. Dai, Y. J. Yang, K. H. Ahn

ACS Appl. Bio Mater. 2020, 4, 2089–2096

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Toward Ratiometric Detection of NAD(P)H Quinone Oxidoreductase-1: Benzocoumarin-Based Fluorescent Probes

M. Dai, C. W. Song, Y. J. Yang, H. R Kim, Y. J. Reo, K. H. Ahn

Sens. Actuators B Chem. 2020, 330, 129277-129286.

A Study on Hypoxia Susceptibility of Organ Tissues by Fluorescence Imaging with a Ratiometric Nitroreductase Probe

S. Sarkar, H. Lee, H. G. Ryu, S. Singha, Y. M. Lee, Y. J. Reo, Y. W. Jun, K. H. Kim, W. J. Kim, and K. H. Ahn

ACS Sens., 2020,  6, 148–155.

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Electronic Effects on the Depropargylation Process in the Reaction‐based Fluorescent Detection of Palladium Species: Benzocoumarin‐based Ratiometric Sensing Systems

S. W. Cho,  Y. J. Reo, S. Sarkar, and K. H. Ahn

Bull. Korean Chem. Soc., 2020, 42, 135–139.

Development of Photo- and Chemo-stable Near-Infrared-Emitting Dyes: Linear-Shape Benzo-Rosol and Its Derivatives as Unique Ratiometric Bioimaging Platforms.

M. Dai, Y. J. Reo, C. W. Song, Y. J. Yang, K. H. Ahn

Chem. Sci. 2020, 11, 8901-8911.

Synthesis of Near‐Infrared‐Emitting Benzorhodamines and Their Applications to Bioimaging and Photothermal Therapy. 

M. Dai, H. Lee, Y. J. Yang, M. Santra, C. W. Song, Y. W. Jun, Y. J. Reo, W. J. Kim, K. H. Ahn

Chem. Eur. J. 2020, 26, 11549-11557.

Systematic study on discrepancy of fluorescent properties between in solutions and in cells: Super-bright, environment-insensitive benzocoumarin dyes. 

Y. J. Reo, Y. W. Jun, S. W. Cho, J. Jeon, H. Roh, S, Singha, M. Dai, S. Sarkar, H. R. Kim, S. Kim, Y. Jin, Y. L. Jung, Y. J. Yang , C. Ban, J. Joo, K. H. Ahn

Chem. Commun. 2020, 56, 10556-10559.

Cell-Membrane-Localizing, Two-Photon Probe for Ratiometric Imaging of γ-Glutamyl Transpeptidase in Cancerous Cells and Tissues

Y. J. Reo, M. Dai, Y. J. Yang, K. H. Ahn

Anal. Chem. 2020, 92, 18, 12678–12685.

Bent‐Benzocoumarin Dyes that Fluoresce in Solution and in Solid State and Their Application to Bioimaging. 

M. Dai, S. Sarkar, C. W. Song, Y. J. Reo, Y. J. Yang, K. H. Ahn

ChemPhotoChem. 2020, 4, 721-728.

A Caveat to Common Hemicyanine Dye Components and Its Resolution. 

H. J. Park, C. W. Song, S. Sarkar, Y. W. Jun, Y. J. Reo, M. Dai, K. H. Ahn 

Chem. Commun. 2020, 56, 7025-7028.

Frontiers in Probing Alzheimer’s Disease Biomarkers with Fluorescent Small-Molecules.

Y. W. Jun, S. W. Cho, J. Jung, Y. Huh, Y. Kim, D. Kim, K. H. Ahn

ACS Cent. Sci. 2019, 5, 209-217.

Ratiometric Imaging of γ-Glutamyl Transpeptidase Unperturbed by pH, Polarity, and Viscosity Changes: A Benzocoumarin-Based Two-Photon Fluorescent Probe.

Y. J. Reo, Y. W. Jun, S. Sarkar, M. Dai, K. H. Ahn

Anal. Chem. 2019, 91, 14101-14108.

Far-red/near-infrared emitting, two-photon absorbing, and bio-stable amino-Si-pyronin dyes

K. H. Kim, S. Singha, Y. W. Jun, Y. J. Reo, H. R. Kim, H. G. Ryu, S. Bhuniab, K. H. Ahn

Chem. Sci., 2019, 10, 9028-9037.

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An Endeavor in the Reaction-Based Approach to Fluorescent Probes for Biorelevant Analytes: Challenges and Achievements,  

S. Singha, Y. W. Jun, S. Sarkar, K. H. Ahn

Acc. Chem. Res. 2019, 52, 2571-2581.

Modified Isoindolediones as Bright Fluorescent Probes for Cell and Tissue Imaging

O. Vakuliuk, Y. W. Jun, K. Vygranenko, G. Clermont, Y. J. Reo, M. Blanchard-Desce, K. H. Ahn

Chem. Eur. J. 2019, 25, 13354-13362.

Ratiometric fluorescence detection of Cu(II) with a keto-dipicolylamine ligand: A mechanistic implication

S. W. Cho, A. S. Rao, S. Bhunia, Y. J. Reo, S. Singha, K. H. Ahn

Sens. Actuators B Chem. 2019, 279, 204-212.

A Benzopyronin-Based Two-Photon Fluorescent Probe for Ratiometric Imaging of Lysosomal Bisulfite with Complete Spectral Separation

U. Tamima, M. Santra, C. W. Song. Y. J. Reo, K. H. Ahn 

Anal. Chem. 2019, 91, 10779-10785.

A rationally designed polarity-viscosity sensitive probe for imaging lipid droplets

C. W. Song, U. Tamima, Y. J. Reo, M. Dai, S. Sarkar, K. H. Ahn 

Dyes. Pigm. 2019, 171, 107718-107725.

Molecular Probes for Fluorescent Imaging of ATP in Cell and Tissue

Y. W. Jun, S. Sarkar, K. H. Kim, K. H, Ahn 

ChemPhotoChem. 2019, 3, 214-219.

A Ratiometric Two-Photon Fluorescent Probe for Tracking Lysosomal ATP: Direct In Cellulo Observation of Lysosomal Membrane Fusion Processes

Y. W. Jun, T. Wang, S. Hwang, D. Kim, D. Ma, K. H. Kim, S. Kim, J. Jung, K. H, Ahn 

Angew.Chem. Int. Ed. 2018, 57,10142 –10147.

A benzocoumarin based two-photon fluorescent probe for ratiometric detection of bisulfite

Tamima, U.; Singha, S.; Kim, H. R.; Reo, Y. J.; Jun, Y. W.; Das, A.; Ahn, K. H. 

Sens. Actuators B Chem. 2018, 277, 576-583.

Two-photon absorbing 8-hydroxy-benzo[g]coumarins with giant Stokes shifts: An environment-insensitive dye platform for probing biomolecules

Sarkar, S.; Santra, M.; Singha, S.; Jun, Y. W.; Reo, Y. J.; Kim, H. R.; Ahn, K. H

J Mater Chem B, 2018, 6, 4446-4452.

Dual probing of redox species, NAD(P)H and HOCl, with a benzo[a]phenoxazine-based far red-emitting dye

Santra, M.; Sarkar, S.; Jun, Y. W.; Reo Y. J.; Ahn, K. H. 

Tetrahedron Lett. 2018, 59, 3210-3213.

Exploration of Molecular Shape-Dependent Luminescence Behavior: Fluorogenic Organic Nanoparticles Based on Bent Shaped Excited-State Intramolecular Proton-Transfer Dyes

Santra, M.; Jun, Y. W.; Reo, Y. J.; Sarkar, S.; Choi, W.; Kwon, J. E.; Park S. Y.; Ahn, K. H. 

ACS Appl. Bio Mater. 2018, 1,136-145.

Bidirectional Solvatofluorochromism of a Pyrrolo[3,2-B]pyrrole–diketopyrrolopyrrole Hybrid

Ryu, H. G.; Mayther, M. F.;  Tamayo, J.; Azarias, C.; Espinoza, E. M.; Banasiewicz, M. ; Łukasiewicz, Ł. G.; Poronik, Y. M.;  Jeżewski, A.; Clark, J.; Derr, J. B.; Ahn, K. H.;  Gryko, D. T.; Jacquemin D.; Vullev, V. I. 

J Phys Chem C, 2018, 122, 13424-13434.

Amino Acid Restriction Triggers Angiogenesis via GCN2/ATF4 Regulation of VEGF and H2S Production

Longchamp, A.; Mirabella, T.; Arduini, A.; MacArthur, M. R.; Das, A. Treviño-Villarreal , J. H.; Hine, C.; Ben-Sahra, I.; Knudsen, N. H.; Brace, L. E.; Reynolds, J.; Mejia, P.;  Tao, M.; Sharma, G.; Wang, R.; Corpataux, J. M.; Haefliger, J. A.; Ahn, K. H,; Lee, C.; Manning, B. D.; Sinclair, D. A.; Chen, C. S.; Ozaki, C. K.; Mitchell J. R. 

Cell, 2018, 173, 117-129.

Addressing the Autofluorescence Issue in Deep Tissue Imaging by Two-Photon Microscopy: Significance of Far-Red Emitting Dyes

Y. W. Jun, H. R. Kim, Y. J. Reo, M. Dai, and K. H. Ahn

Chem. Sci. 2017, 8, 7696-7704.

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Cardioprotective effect of the sdf-1α/cxcr4 axis in ischemic postconditioning in isolated rat hearts

Kim, J. S.; Jang Y.; Kim, J. H.; Park, Y. H.; Hwang, S. A.; Kim, J.; Lee, S. R.; Xu, Z.; Ban, C. Ahn, K. H.; Chun, K. J. 

Korean. Circ. J. 2017, 47, 949-9959, 2017

Fluorescent Labeling of Protein Using Blue-Emitting 8-Amino-BODIPY Derivatives

Kim, D.; Ma, D.; Kim, M.; Jung, Y.; Kim, N. H.; Lee, C.; Cho, S. W.; Park, S.; Huh,  Y.; Jung, J.; Ahn, K. H.

J. Fluoresc.  2017, 27, 2231-2238. 

Two-photon fluorescent probe for hydrogen sulfide based on a red-emitting benzocoumarin dye

Ryu, H. G.; Singha, S.; Jun, Y. W.; Reo, Y. J.; Ahn, K. H. 

Tetrahedron Lett. 2017, 59, 49-53.

A Two-Photon Fluorescent Probe for Ratiometric Imaging of Endogenous Hypochlorous Acid in Live Cells and Tissues

Jun, Y. W.; Sarkar, S.; Singha, S.; Reo, Y. J.; Kim, H. R.; Kim, J. J.;  Chang, Y. T.;  Ahn, K. H. 

Chem. Commun. 2017, 53, 10800-10803.

Two-Photon In Vivo Imaging with Porous Silicon Nanoparticle

Kim, D.; Kang, D. J.; Wang, T.; Ryu, H. G.; Zuidema, J. M.; Joo, J.; Kim, M.; Huh, Y.; Jung, J.; Ahn, K. H.; Kim, K. H.; Sailor, M. J. 

Adv. Mater. 2017, 29, 1703309.

Fluorescent Labeling of Lysine Residues in Protein Using 8-Thiomethyl-BODIPY

Kim, D.; Cho, S. W.; Jun, Y. W.; Ahn, K. H. 

B Korean Chem. Soc. 2017, 38, 995–996.

Hypothalamic-Pituitary Axis Regulates Hydrogen Sulfide Production. 

Hine, C.; Kim, H.-J.; Zhu, Y.; Harputlugil, E.; Longchamp, A.; Matos, M. S.; Ramadoss, P.; Bauerle, K.; Brace, L.; Asara, J. M.; Ozaki, C. K.; Cheng, S.; Singha, S.; Ahn, K. H.; Kimmelman, A.; Fisher, F. M.; Pissios, P.; Withers, D. J.; Selman, C.; Wang, R.; Yen, K.; Longo, V. D.; Cohen, P.; Bartke, A.; Kopchick, J. J.; Miller, R.; Hollenberg, A. N.; Mitchell, J. R. 

Cell Metab. 2017,  25, 1320-1333.

Symmetry Breaking in Pyrrolo[3,2-B]Pyrroles: Synthesis, Solvatofluorochromism and Two-Photon Absorption

Łukasiewicz, Ł. G.; Ryu, H. G.; Mikhaylov, A.; Azarias, C.; Banasiewicz, M.; Kozankiewicz, B.; Ahn, K. H.; Jacquemin, D.; Rebane, A.; Gryko, D. T.

Chem. Asian J. 2017, 12, 1736–1748. 

A Sensitive Fluorescent Probe for the Polar Solvation Dynamics at Protein–Surfactant Interfaces

Singh, P.; Choudhury, S.; Singha, S.; Jun, Y.; Chakraborty, S.; Sengupta, J.; Das, R.; Ahn, K. H..; Pal, S. K.

Phys. Chem. Chem. Phys. 2017,  19, 12237–12245.

Ratiometric Fluorescence Detection of Anthrax Biomarker with EuIII-EDTA Functionalized Mixed Poly(Diacetylene) Liposomes

Seo, H.; Singha, S.; Ahn, K. H. 

Asian J. Org. Chem. 2017, 6, 1257–1263.

Ratiometric Imaging of Tissue by Two-Photon Microscopy: Observation of a High Level of Formaldehyde around Mouse Intestinal Crypts

Singha, S.; Jun, Y. W.; Bae, J.; Ahn, K. H. 

Anal. Chem. 2017, 89, 3724–3731.

Water-Soluble Pyrrolo[3,2-B]Pyrroles: Synthesis, Luminescence and Two-Photon Cellular Imaging Properties.

Santra, M.; Jun, Y. W.; Bae, J.; Sarkar, S.; Choi, W.; Gryko, D. T.; Ahn, K. H. 

Asian J. Org. Chem. 2017, 6, 278–281.

Lavender Violet, Blue and Pink: A New Type of Benzo[ a ]Phenoxazine-Based Dipolar, Red-Emitting Dyes

Santra, M.; Jun, Y. W.; Reo, Y. J.; Sarkar, S.; Ahn, K. H. 

Dyes Pigm. 2017,  142, 161–166.

Fine-Tuning of CD8 + T Cell Mitochondrial Metabolism by the Respiratory Chain Repressor MCJ Dictates Protection to Influenza Virus

Champagne, D. P.; Hatle, K. M.; Fortner, K. A.; D’Alessandro, A.; Thornton, T. M.; Yang, R.; Torralba, D.; Tomás-Cortázar, J.; Jun, Y. W.; Ahn, K. H.; Hansen, K. C.; Haynes, L.; Anguita, J.; Rincon, M.

Immunity, 2016, 44, 1299–1311.

Detection of Ciprofloxacin in Urine through Sensitized Lanthanide Luminescence

Singha, S.; Ahn, K. H.

Sensors, 2016, 16, 2065. 

A Fluorescent Probe for Bisulfite Ions: Its Application to Two-Photon Tissue Imaging.

Agarwalla, H.; Pal, S.; Paul, A.; Jun, Y. W.; Bae, J.; Ahn, K. H.; Srivastava, D. N.; Das, A.

J. Mater. Chem. B, 2016, 4, 7888–7894.

A Dipolar Anthracene Dye: Synthesis, Optical Properties and Two-Photon Tissue Imaging.

Moon, H.; Jun, Y. W.; Kim, D.; Ryu, H. G.; Wang, T.; Kim, K. H.; Huh, Y.; Jung, J.; Ahn, K. H.

Chem. Asian J. 2016, 11, 2518–2523.

Thermally Induced Silane Dehydrocoupling on Silicon Nanostructures

Kim, D.; Joo, J.; Pan, Y.; Boarino, A.; Jun, Y. W.; Ahn, K. H.; Arkles, B.; Sailor, M. J.

Angew. Chem. Int. Ed. 2016, 55, 6423–6427.

Dipolar Dyes with a Pyrrolo[2,3-b]Quinoxaline Skeleton Containing a Cyano Group and a Bridged Tertiary Amino Group: Synthesis, Solvatofluorochromism, and Bioimaging

Łukasiewicz, Ł. G.; Deperasińska, I.; Poronik, Y. M.; Jun, Y. W.; Banasiewicz, M.; Kozankiewicz, B.; Ahn, K. H.; Gryko, D. T.

Chem. Asian J. 2016,  11, 1718–1724.

Close Correlation of Monoamine Oxidase Activity with Progress of Alzheimer’s Disease in Mice, Observed by in Vivo Two-Photon Imaging

D. K. Kim, S. H. Baik, S. Kang, S. W. Cho, J. Bae, M.-Y. Cha, M. J. Sailor, I. Mook-Jung, and K. H. Ahn

ACS Cent. Sci. 2016, 2, 12, 967–975

A Two-Photon Fluorescent Probe for Lysosomal Zinc Ions

Lee, H.-J.; Cho, C.-W.; Seo, H.; Singha, S.; Jun, Y. W.; Lee, K.-H.; Jung, Y.; Kim, K.-T.; Park, S.; Bae, S. C.; Ahn, K. H.

Chem. Commun. 2016, 52, 124–127.

Shape-Selective, Stoichiometric Sensing of Fatty Acids with a Mixed Polydiacetylene Liposome

Cho, Y.-S.; Ma, D. H.; Ahn, K. H.

J. Mater. Chem. C 2016, 4, 2871–2876. 

Two-Photon Absorbing Dyes with Minimal Autofluorescence in Tissue Imaging: Application to in Vivo Imaging of Amyloid‑β Plaques with a Negligible Background Signal

D. Kim, H. Moon, S. H. Baik, S. Singha, Y. W. Jun, T. Wang, K. H. Kim, B. S. Park, J. Jung, I. Mook-Jung, K. H. Ahn.

J. Am. Chem. Soc. 2015, 137, 6781−6789.

Preparation of Luminescent Lanthanide Polymers by Ring-Opening Metathesis Polymerization

Yoon, M. S.; Santra, M.; Ahn, K. H.

Tetrahedron Lett. 2015, 56, 5573–5577.

Fluorescence Sensing Systems for Gold and Silver Species

Singha, S.; Kim, D.; Seo, H.; Cho, S. W.; Ahn, K. H.

Chem. Soc. Rev. 2015, 44, 4367–4399.

π-Expanded Coumarins: Synthesis, Optical Properties and Applications

Tasior, M.; Kim, D.; Singha, S.; Krzeszewski, M.; Ahn, K. H.; Gryko, D. T.

J. Mater. Chem. C 2015, 3, 1421–1446.

Ratiometric Fluorescence Detection of Cysteine and Homocysteine with a BODIPY Dye by Mimicking the Native Chemical Ligation

Ma, D. H.; Kim, D.; Seo, E.; Lee, S.-J.; Ahn, K. H.

Analyst, 2015, 140, 422–427.

An FITC-BODIPY FRET Couple: Application to Selective, Ratiometric Detection and Bioimaging of Cysteine

Ma, D. H.; Kim, D.; Akisawa, T.; Lee, K.-H.; Kim, K.-T.; Ahn, K. H. 

Chem. Asian J. 2015, 10, 894–902.

Toward a Selective, Sensitive, Fast-Responsive, and Biocompatible Two-Photon Probe for Hydrogen Sulfide in Live Cells

Singha, S.; Kim, D.; Moon, H.; Wang, T.; Kim, K. H.; Shin, Y. H.; Jung, J.; Seo, E.; Lee, S.-J.; Ahn, K. H.

Anal. Chem. 2015, 87, 1188–1195.

Synthesis of Benzocoumarins and Characterization of Their Photophysical Properties

Kim, D.; Xuan, Q. P.; Moon, H.; Jun, Y. W.; Ahn, K. H.

Asian J. Org. Chem. 2014, 3 , 1089–1096.

Molecular-Shape-Dependent Luminescent Behavior of Dye Aggregates: Bent versus Linear Benzocoumarins

Moon, H.; Xuan, Q. P.; Kim, D.; Kim, Y.; Park, J. W.; Lee, C. H.; Kim, H.-J.; Kawamata, A.; Park, S. Y.; Ahn, K. H.

Cryst. Growth Des. 2014, 14, 6613–6619. 

Fluorescent Probes for Analysis and Imaging of Monoamine Oxidase Activity

Kim, Dokyoung; Jun, Yong Woong; Ahn, K. H.

B. Korean Chem. Soc. 2014, 35, 1269–1274. 

Recent Development of Two-Photon Fluorescent Probes for Bioimaging

Kim, D.; Ryu, H. G.; Ahn, K. H.

Org. Biomol. Chem. 2014, 12, 4550–4566.

Ground-State Elevation Approach To Suppress Side Reactions in Gold-Sensing Systems Based on Alkyne Activation

Seo, H.; Jun, M. E.; Ranganathan, K.; Lee, K.-H.; Kim, K.-T.; Lim, W.; Rhee, Y. M.; Ahn, K. H.

Org. Lett. 2014, 16, 1374–1377. 

Turn-On Fluorescence Detection of Apoptotic Cells Using a Zinc(II)-Dipicolylamine-Functionalized Poly(Diacetylene) Liposome

Cho, Y.-S.; Kim, K. M.; Lee, D.; Kim, W. J.; Ahn, K. H.

Chem. Asian J. 2013, 8, 755–759.

A Novel Method Using an Acedan-Based Zn(DPA) Probe to Monitor ATP Localization in an in Vivo System

Lee, S. J.; Rao, A. S.; Shin, Y. H.; Chung, H.-J.; Huh, Y.; Ahn, K. H.; Jung, J.

J Mol. Hist. 2012, 44, 241–247.

Molecular Interactions between Charged Macromolecules: Colorimetric Detection and Quantification of Heparin with a Polydiacetylene Liposome

Cho, Y.-S.; Ahn, K. H.

J. Mater. Chem. B, 2013, 1, 1182.

Two-Photon Probes Based on Arylsulfonyl Azides: Fluorescence Detection and Imaging of Biothiols

Singha, S.; Kim, D.; Rao, A. S.; Wang, T.; Kim, K. H.; Lee, K.-H.; Kim, K.-T.; Ahn, K. H.

Dyes Pigm. 2013, 99, 308–315.

Studies on Acedan-Based Mononuclear Zinc Complexes toward Selective Fluorescent Probes for Pyrophosphate

Rao, A. S.; Singha, S.; Choi, W.; Ahn, K. H.

Org. Biomol. Chem. 2012, 10, 8410.

In Vivo Two-Photon Fluorescent Imaging of Fluoride with a Desilylation-Based Reactive Probe

Kim, D.; Singha, S.; Wang, T.; Seo, E.; Lee, J. H.; Lee, S.-J.; Kim, K. H.; Ahn, K. H. 

Chem. Commun. 2012, 48, 10243.

A Reaction-Based Sensing Scheme for Gold Species: Introduction of a (2-Ethynyl)Benzoate Reactive Moiety

Seo, H.; Jun, M. E.; Egorova, O. A.; Lee, K.-H.; Kim, K.-T.; Ahn, K. H.

Org. Lett. 2012, 14, 5062–5065.

Synthesis of π-Extended Coumarins and Evaluation of Their Precursors as Reactive Fluorescent Probes for Mercury Ions

Kim, I.; Kim, D.; Sambasivan, S.; Ahn, K. H.

Asian J. Org. Chem. 2012, 1, 60–64.

Reaction-Based Two-Photon Probes for in Vitro Analysis and Cellular Imaging of Monoamine Oxidase Activity

Kim, D.; Sambasivan, S.; Nam, H.; Hean Kim, K.; Yong Kim, J.; Joo, T.; Lee, K.-H.; Kim, K.-T.; Ahn, K. H.

Chem. Commun. 2012, 48, 6833-6835.

Dramatic Substituent Effects on the Photoluminescence of Boron Complexes of 2-(Benzothiazol-2-Yl)Phenols

Santra, M.; Moon, H.; Park, M.-H.; Lee, T.-W.; Kim, Y. K.; Ahn, K. H.

Chem. Eur. J. 2012, 18, 9886–9893.

A BODIPY-Based Reactive Probe for Ratiometric Fluorescence Sensing of Mercury Ions

Kim, D.; Yamamoto, K.; Ahn, K. H.

Tetrahedron, 2012, 68, 5279–5282.

A Turn-on Two-Photon Fluorescent Probe for ATP and ADP

A. S. Rao, A.; Kim, D.; Nam, H.; Jo, H.; Kim, K. H.; Ban, C.; Ahn, K. H.

Chem. Commun. 2012, 48, 3206-3208.

Reaction-Based Two-Photon Probes for Mercury Ions: Fluorescence Imaging with Dual Optical Windows

Rao, A. S.; Kim, D.; Wang, T.; Kim, K. H.; Hwang, S.; Ahn, K. H.

Org. Lett. 2012, 14, 2598–2601.

Stromal Cell Derived Factor-1 (SDF-1) Targeting Reperfusion Reduces Myocardial Infarction in Isolated Rat Hearts

Jang, Y.-H.; Kim, J.-H.; Ban, C.; Ahn, K. H.; Cheong, J.-H.; Kim, H.-H.; Kim, J.-S.; Park, Y.-H.; Kim, J.; Chun, K.-J.; Lee, G.-H.; Kim, M.; Kim, C.; Xu, Z.

Cardiovascular Therapeutics 2011, 30, 264–272.

Free Radical Polymerization Initiated and Controlled by Visible Light Photocatalysis at Ambient Temperature

Zhang, G.; Song, I. Y.; Ahn, K. H.; Park, T.; Choi, W. Zhang, G.; Song, I. Y.; Ahn, K. H.; Park, T.; Choi, W.

Macromolecules, 2011, 44, 7594–7599. 

Nanoparticle-Based Indicator-Displacement Assay for Pyrophosphate

Oh, D. J.; Kim, K. M.; Ahn, K. H. 

Chem. Asian J. 2011, 6, 2034–2039.

Competition Assay of Thymidine Phosphates with a (Zn2+-Cyclen)-Lumazine Ensemble

Kim, Kyung-Mi; Oh, Dong-Ju; Ahn, K. H.

B Korean Chem. Soc. 2011, 32, 3133–3136.

A “Reactive” Ratiometric Fluorescent Probe for Mercury Species 

Santra, M.; Roy, B.; Ahn, K. H.

Org. Lett. 2011, 13, 3422–3425.

Characterization of Vinylgold Intermediates: Gold-Mediated Cyclization of Acetylenic Amides

Egorova, O. A.; Seo, H.; Kim, Y.; Moon, D.; Rhee, Y. M.; Ahn, K. H.

Angew. Chem. Int. Ed. 2011, 50, 11446–11450.

Zinc(II)-Dipicolylamine-Functionalized Polydiacetylene-Liposome Microarray: A Selective and Sensitive Sensing Platform for Pyrophosphate Ions

Kim, K. M.; Oh, D. J.; Ahn, K. H.

Chem. Asian J. 2010, 6, 122–127.

“Turn-on” Fluorescent Sensing with “Reactive” Probes. 

Jun, M. E.; Roy, B.; Ahn, K. H.

Chem. Commun. 2011, 47, 7583.

Mononuclear Zn(Ii)- and Cu(Ii)-Complexes of a Hydroxynaphthalene-Derived Dipicolylamine: Fluorescent Sensing Behaviours toward Pyrophosphate Ions

Roy, B.; Rao, A. S.; Ahn, K. H.

Org. Biomol. Chem. 2011, 9, 7774-7779.