Ahmed Heikal - Publications

Affiliations: 
Pennsylvania State University, State College, PA, United States 
Area:
Biomedical Engineering, Radiology

27 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2021 Aplin CP, Miller RC, Kay TM, Heikal AA, Boersma AJ, Sheets ED. Fluorescence Depolarization Dynamics of Ionic Strength Sensors using Time-Resolved Anisotropy. Biophysical Journal. PMID 33582140 DOI: 10.1016/j.bpj.2021.01.035  0.48
2020 Miller RC, Aplin CP, Kay TM, Leighton R, Libal C, Simonet R, Cembran A, Heikal AA, Boersma AJ, Sheets ED. Correction to "FRET Analysis of Ionic Strength Sensors in the Hofmeister Series of Salt Solutions Using Fluorescence Lifetime Measurements". The Journal of Physical Chemistry. B. PMID 32871075 DOI: 10.1021/acs.jpcb.0c07220  0.48
2020 Miller RC, Aplin CP, Kay TM, Leighton R, Libal C, Simonet R, Cembran A, Heikal AA, Boersma AJ, Sheets ED. FRET Analysis of Ionic Strength Sensors in the Hofmeister Series of Salt Solutions Using Fluorescence Lifetime Measurements. The Journal of Physical Chemistry. B. PMID 32267692 DOI: 10.1021/acs.jpcb.9b10498  0.48
2019 Schwarz J, Leopold HJ, Leighton R, Miller RC, Aplin CP, Arnold BJ, Heikal AA, Sheets ED. Macromolecular Crowding Effects on Energy Transfer Efficiency and Donor-Acceptor Distance of Hetero-FRET Sensors using Time-Resolved Fluorescence. Methods and Applications in Fluorescence. PMID 30690439 DOI: 10.1088/2050-6120/ab0242  0.48
2018 Leopold H, Leighton R, Schwarz J, Boersma AJ, Sheets ED, Heikal AA. Crowding Effects on Energy Transfer Efficiencies of hetero-FRET Probes as Measured using Time-Resolved Fluorescence Anisotropy. The Journal of Physical Chemistry. B. PMID 30571116 DOI: 10.1021/acs.jpcb.8b09829  0.48
2018 Lee HB, Cong A, Leopold H, Currie M, Boersma AJ, Sheets ED, Heikal AA. Rotational and translational diffusion of size-dependent fluorescent probes in homogeneous and heterogeneous environments. Physical Chemistry Chemical Physics : Pccp. PMID 30204161 DOI: 10.1039/c8cp03873b  0.48
2017 Currie M, Leopold H, Schwarz J, Boersma AJ, Sheets ED, Heikal AA. Fluorescence Dynamics of a FRET Probe Designed for Crowding Studies. The Journal of Physical Chemistry. B. PMID 28520430 DOI: 10.1021/acs.jpcb.7b01306  0.48
2015 Currie M, Thao C, Timerman R, Welty R, Berry B, Sheets ED, Heikal AA. Multiscale diffusion of a molecular probe in a crowded environment: A concept Proceedings of Spie - the International Society For Optical Engineering. 9584. DOI: 10.1117/12.2188746  0.44
2009 Yu Q, Heikal AA. Two-photon autofluorescence dynamics imaging reveals sensitivity of intracellular NADH concentration and conformation to cell physiology at the single-cell level. Journal of Photochemistry and Photobiology. B, Biology. 95: 46-57. PMID 19179090 DOI: 10.1016/j.jphotobiol.2008.12.010  1
2008 Yu Q, Proia M, Heikal AA. Integrated biophotonics approach for noninvasive and multiscale studies of biomolecular and cellular biophysics. Journal of Biomedical Optics. 13: 041315. PMID 19021323 DOI: 10.1117/1.2952297  1
2008 Davey AM, Krise KM, Sheets ED, Heikal AA. Molecular perspective of antigen-mediated mast cell signaling. The Journal of Biological Chemistry. 283: 7117-27. PMID 18093971 DOI: 10.1074/jbc.M708879200  0.44
2008 Larson DR, Ow H, Vishwasrao HD, Heikal AA, Wiesner U, Webb WW. Silica nanoparticle architecture determines radiative properties of encapsulated fluorophores Chemistry of Materials. 20: 2677-2684. DOI: 10.1021/cm7026866  0.44
2007 Davey AM, Walvick RP, Liu Y, Heikal AA, Sheets ED. Membrane order and molecular dynamics associated with IgE receptor cross-linking in mast cells. Biophysical Journal. 92: 343-55. PMID 17040981 DOI: 10.1529/biophysj.106.088815  0.44
2007 Shi K, Heikal AA, Liu Z. Single-shot two-photon action cross section measurement Conference On Quantum Electronics and Laser Science (Qels) - Technical Digest Series. DOI: 10.1109/QELS.2007.4431281  0.44
2006 Shi K, Heikal AA, Liu Z. A single-shot approach for measuring two-photon action cross-section of fluorescent markers. Optics Express. 14: 8722-7. PMID 19529253 DOI: 10.1364/OE.14.008722  0.44
2006 Liu Y, Kim HR, Heikal AA. Structural basis of fluorescence fluctuation dynamics of green fluorescent proteins in acidic environments. The Journal of Physical Chemistry. B. 110: 24138-46. PMID 17125385 DOI: 10.1021/jp062164t  0.4
2006 Ariola FS, Mudaliar DJ, Walvick RP, Heikal AA. Dynamics imaging of lipid phases and lipid-marker interactions in model biomembranes. Physical Chemistry Chemical Physics : Pccp. 8: 4517-29. PMID 17047749 DOI: 10.1039/b608629b  0.4
2005 Vishwasrao HD, Heikal AA, Kasischke KA, Webb WW. Conformational dependence of intracellular NADH on metabolic state revealed by associated fluorescence anisotropy. The Journal of Biological Chemistry. 280: 25119-26. PMID 15863500 DOI: 10.1074/jbc.M502475200  0.44
2004 Korlach J, Baird DW, Heikal AA, Gee KR, Hoffman GR, Webb WW. Spontaneous nucleotide exchange in low molecular weight GTPases by fluorescently labeled gamma-phosphate-linked GTP analogs. Proceedings of the National Academy of Sciences of the United States of America. 101: 2800-5. PMID 14973186 DOI: 10.1073/pnas.0308579100  0.44
2003 Hess ST, Sheets ED, Wagenknecht-Wiesner A, Heikal AA. Quantitative analysis of the fluorescence properties of intrinsically fluorescent proteins in living cells. Biophysical Journal. 85: 2566-80. PMID 14507719 DOI: 10.1016/S0006-3495(03)74679-7  0.44
2002 Huang S, Heikal AA, Webb WW. Two-photon fluorescence spectroscopy and microscopy of NAD(P)H and flavoprotein. Biophysical Journal. 82: 2811-25. PMID 11964266 DOI: 10.1016/S0006-3495(02)75621-X  0.44
2002 Hess ST, Huang S, Heikal AA, Webb WW. Biological and chemical applications of fluorescence correlation spectroscopy: a review. Biochemistry. 41: 697-705. PMID 11790090 DOI: 10.1021/bi0118512  0.44
2002 Heikal AA, Webb WW. Multiphoton fluorescence microscopy in biology Proceedings of Spie - the International Society For Optical Engineering. 4812: 1-14. DOI: 10.1117/12.451382  0.44
2001 Heikal AA, Hess ST, Webb WW. Multiphoton molecular spectroscopy and excited-state dynamics of enhanced green fluorescent protein (EGFP): Acid-base specificity Chemical Physics. 274: 37-55. DOI: 10.1016/S0301-0104(01)00486-4  0.44
2000 Heikal AA, Hess ST, Baird GS, Tsien RY, Webb WW. Molecular spectroscopy and dynamics of intrinsically fluorescent proteins: coral red (dsRed) and yellow (Citrine). Proceedings of the National Academy of Sciences of the United States of America. 97: 11996-2001. PMID 11050231 DOI: 10.1073/pnas.97.22.11996  0.44
2000 Rumi M, Ehrlich JE, Heikal AA, Perry JW, Barlow S, Hu Z, McCord-Maughon D, Parker TC, Röckel H, Thayumanavan S, Marder SR, Beljonne D, Brédas JL. Structure - Property relationships for two-photon absorbing chromophores: Bis-donor diphenylpolyene and bis(styryl)benzene derivatives Journal of the American Chemical Society. 122: 9500-9510. DOI: 10.1021/ja994497s  0.44
1999 Cumpston BH, Ananthavel SP, Barlow S, Dyer DL, Ehrlich JE, Erskine LL, Heikal AA, Kuebler SM, Lee IYS, McCord-Maughon D, Qin J, Röckel H, Rumi M, Wu XL, Marder SR, et al. Two-photon polymerization initiators for three-dimensional optical data storage and microfabrication Nature. 398: 51-54. DOI: 10.1038/17989  0.44
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