Home People ResearchPublications Group Business Teaching, Outreach, and α Calculator

Contact Info:

Prof. Matthew J. Allen

Department of Chemistry Wayne State University 5101 Cass Avenue
Detroit, MI  48202

Tel: (313) 577-2070
Fax: (313) 577-8822

Publications (* denotes corresponding author)

124. Wijesinghe, S.; Weerarathna, U.; Kovaci, C.; Wang, B.; Ranaweera, R.; Allen, M. J.; Luo, L.* Electrochemical filtration of gadolinium from patient urine after magnetic resonance imaging. submitted.

123. Fields, K. K.; Allen, M. J.; Dittrich, T. M.; Kodanko, J. J.;* Walker, A. R.* Sulfur bridges the gap for high-energy electronic transitions in nickel(II) complexes. submitted.

122. Rashid, M. M.; Rezazadeh, F.; Shen, Y.; Polin, L. A.; Allen, M. J.;* Viola, N. T.* Magnetic resonance imaging of hypoxia and positron emission tomography of interferon-gamma confirm correlation of interferon-gamma to hypoxia. submitted.

121. Rakici, S.; Menkulasi, F.; Cakmak, F.; Porter, D. K.; Dardona, M.; Praneeth, S.; Allen, M. J.; Dittrich, T. M. Evaluation of fly ash residue after rare-earth element extraction as a potential ingredient for cementitious composite mixtures. submitted.

120. Furr, E.; Gupta, S.; Praneeth, S.; Allen, M. J.; Dittrich, T. M.; Kodanko, J. J.* Sustainable protein conjugates as a soluble capture and release system for lanthanides. ACS Sustain. Chem. Eng. 2024, 42, 15294–15761. DOI

119. Lewandowski, E.; Arban, C.; Deal, M.; Batchev, A. L.; Allen, M. J.* Europium(II/III) coordination chemistry toward applications. Chem. Commun. 2024, 60, 10655–10671. DOI

118. Bokouende, S. S.; Ward, C. L.; Allen, M. J.* Understanding the coordination chemistry and structrual and photophysical properties of Eu(II)- and Sm(II)-containing complexes of hexamethylhexacyclen and noncyclic tetradentate amines. Inorg. Chem. 2024, 63, 16991–17004. DOI

117. Bokouende, S. S.; Kulasekara, D. N.; Worku, S. A.; Ward, C. L.; Kajjam, A. B.; Lutter, J. C.; Allen, M. J.* Expanding the coordination of f-block metals with tris[2-(2-methoxyethoxy)ethyl]amine: from molecular complexes to cage-like structures. Inorg. Chem. 2024, 63, 9434–9450. DOI

116. Kulasekara, D. N.; Bailey, M. D.; Ward, C. L.; Allen, M. J.* Comparision of the structural, electrochemical, and spectroscopic properties of two cryptates of trivalent uranium. Dalton Trans. 2024, 53, 8657–8661. DOI

115. Sertage, A. G.; Islam, M. S.; Allen, M. J.* Targeted MRI Contrast Agents. Met. Ions Life Sci. 2024, 99–117. DOI

114. Ranaweera, R.; Wijesinghe, S.; Weerarathna, U.; Chowdhury, A.; Kajjam, A. B.; Wang, B.; Dittrich, T. M.; Allen, M. J.; Luo, L.* Recycling gadolinium from hospital effluent via electrochemical aerosol formation. ACS EST Engg. 2024, 4, 540–549. DOI

113. Kulasekara, D. N.; Kajjam, A. B.; Praneeth, S.; Dittrich, T. M.;* Allen, M. J.* Cryptands on solid support for separation of europium from gadolinium. ACS Appl. Mater. Interfaces 2023, 15, 42037–42045. DOI

112. Gupta, S.; Chapman, K.; Praneeth, S.; Stemmer, P. M.; Allen, M. J.; Dittrich, T. M.; Kodanko, J. J.* Semi-synthetic proteins as metal ion capture agents: Ni(II) catch and release with myoglobin bioconjugates. ACS Sustain. Chem. Eng. 2023, 11, 11305–11312. DOI

111. Worku, S. A.; Sahoo, S. S.; Allen, M. J.;* Maity, S.* Solution-phase tuning of emission of divalent europium. ChemistrySelect 2023, 8, e202301424. DOI

110. Subasinghe, S. A. A. S.; Ortiz, C. J.; Romero, J.; Ward, C. L.; Sertage, A. G.; Kurenbekova, L.; Yustein, J. T.;* Pautler, R. G.;* Allen, M. J.* Toward quantification of hypoxia using fluorinated Eu(II/III)-containing ratiometric probes. Proc. Natl. Acad. Sci. U.S.A. 2023, 120, e2220891120. DOI

109. Lutter, J. C.; Batchev, A. L.; Ortiz, C. J.; Sertage, A. G.; Romero, J.; Subasinghe, S. A. A. S.; Pedersen, S. E.; Samee, M. A. H.; Pautler, R. G.;* Allen, M. J* Outersphere approach to increasing the persistance of oxygen-sensitive europium(II)-containing contrast agents for magnetic resonance imaging with perfluorocarbon nanoemulsions toward imaging of hypoxia. Adv. Healthc. Mater. 2023, 2203209. DOI

108. Dardona, M.; Mohanty, S. K.; Allen, M. J.;* Dittrich, T. M.* From ash to oxides: recovery of rare-earth elements as a step towards valorization of coal fly ash waste. Sep. Purif. Technol. 2023, 314, 123532. DOI

107. Batchev, A. L.; Rashid, M. M.; Allen, M. J.* Divalent europium-based contrast agents for magnetic resonance imaging in Handook on the Physics and Chemistry of Rare Earths, Volume 63, Elsevier, 55–98, 2023. DOI

106. Corbin, B. A.; Lutter, J. C.; White, S. A.; Al-ani, E.; Biros, E. S.; Karns, J. P.; Allen, M. J.* Imaging. In Bioinorganic Chemistry and Homogeneous Biomimetic Inorganic Catalysis; Pecoraro, V. L.; Guo, Z.; in Comprehensive Inorganic Chemistry III; Reedijk, J., Poeppelmeier, K. R., Eds.; Vol. 2, pp 407–459. Oxford: Elsevier. @2023 Elsevier Ltd. DOI

105. Hovey, J. L.; Dittrich, T. M.;* Allen, M. J.* Coordination chemistry of surface-associated ligands for the solid-liquid adsorption of rare-earth elements. J. Rare Earths 2023, 41, 1–18. DOI

104. Rashid, M. M.; Corbin, B. A.; Jella, P.; Ortiz, C. J.; Samee, M. A. H.; Pautler, R. G.; Allen, M. J.* Systemic delivery of divalent europium from ligand screening with implications to direct imaging of hypoxia. J. Am. Chem. Soc. 2022, 144, 23053–23060. DOI

103. Barraza, R., Jr.; Sertage, A. G.; Kajjam, A. B.; Ward, C. L.; Lutter, J. C.; Schlegel, H. B.; Allen, M. J.* Properties of Amine-Containing Ligands That Are Necessary for Visible-Light-Promoted Catalysis with Divalent Europium. Inorg. Chem. 2022, 61, 19649–19657. DOI

102. Gupta, S.; Ward, C. L.; Perera, S. S.; Gowan, C.; Dittrich, T. M.; Allen, M. J.; McElmurry, S.; Kodanko, J. J.* Development of a highly selective chelator of Ni(II) in aqueous solution. Inorg. Chem. 2022, 61, 19492–19501. DOI

101. Bokouende, S. S.; Jenks, T. C.; Ward, C. L.; Allen, M. J.* Solid-state and solution-phase characterization of Sm(II) aza[2.2.2]cryptate and its methylated analogue. Dalton Trans. 2022, 51, 10852–10855. DOI

100. Patel, I. V.; Fadel, L. C.; Romero, J.; Tan, I.-C.; Kesler, S. R.; Rao, V.; Subasinghe, S. A. A. S.; Ray, R. S.; Yustein, J. T.; Allen, M. J.; Gibson, B. W.; Verlinden, J. J.; Fayn, S.; Pautler, R. G.* A Mouse Holder for Awake MRI Imaging in Unanethetized Mice: 31P Spectroscopy, Magnanese-Enhanced Magnetic Resonance Imaging and Resting-State Functional Magnetic Resonance Imaging. Biosensors 2022, 12, 616. DOI

99. Subasinghe, S. A. A. S.; Pautler, R. G.; Samee, M. A. H.; Yustein, J. T.; Allen, M. J.* Dual-mode tumor imaging using probes that are responsive to hypoxia-induced pathological conditions. Biosensors 2022, 12, 478. DOI

98. Karns, J. P.; Eliseeva, S. V.;* Ward, C. L.; Allen, M. J.; Petoud, S.;* Lutter, J. C.* Near-infrared lanthanide-based emission from fused bis[Ln(III)/Zn(II) 14-metallacrown-5] coordination compounds. Inorg. Chem. 2022, 61, 5691–5695. DOI

97. Kajjam, A.;* Didar, S.; Allen, M. J. Triphenylamine-CF3 based alpha-cyanostilbenes for detection of picric acid in aqueous media and aggregation-induced emission studies. J Photochem. Photobiol. 2022, 431, 114036. DOI

96. Acharjya, A.; Corbin, B. A.; Prasad, E.;* Allen, M. J.;* Maity, S.* Solvation-controlled emission of divalent europium salts. J. Photochem. Photobiol. 2022, 429, 113892. DOI

95. Kulasekara, D. N.; Ward, C. L.; Allen, M. J. CCDC 2203512: Experimental Crystal Structure Determination. CSD Communication 2022. DOI

94. Bokouende, S. S.; Ward, C. L.; Allen, M. J. CCDC 2201967: Experimental Crystal Structure Determination. CSD Communication 2022. DOI

93. Bokouende, S. S.; Ward, C. L.; Allen, M. J. CCDC 2173300: Experimental Crystal Structure Determination. CSD Communication 2022. DOI

92. Bokouende, S. S.; Ward, C. L.; Allen, M. J. CCDC 2149487: Experimental Crystal Structure Determination. CSD Communication 2022. DOI

91. Starck, M.;* Fradgley, J. D.; De Rosa, D. F.; Batsanov, A. S.; Papa, M.; Taylor, M. J.; Lovett, J. E.; Lutter, J. C.; Allen, M. J.; Parker, D.* Versatile para-substituted pyridine lanthanide coordination complexes allow late stage tailoring of complex function. Chem. Eur. J. 2021, 27,17921–17927. DOI

90. Biros, E. S.; Ward, C. L.; Allen, M. J.; Lutter, J. C.* Identification of Seven-Coordinate Ln(III) Ions in a Ln(III)[15-MCFe(III)N(shi)-5](OAc)2Cl Species Crystallized from Methanol and Pyridine. J. Chem. Crystallogr. 2021 DOI

89. Ward, C. L.; Allen, M. J.; Lutter, J. C.* Tris(pyridine)hexakis(µ-acetato)µ3-oxo-µ-N,2-dioxodobenzene-1-carboximidato-tetrairon(III)chloride–methanol (1/0.75) and tris(pyridine)hexakis(µ-acetato)µ3-oxo-µ-N,2-dioxodobenzene-1-carboximidato-tetrairon(III)fluoride–pyridine–water (1/0.25/0.25). Acta Cryst. 2021, E77, 1003–1009. DOI

88. Subasinghe, S. A. A. S.; Romero, J.; Ward, C. L.; Bailey, M. D.; Zehner, D. R.; Mehta, P. J.; Carniato, F.; Botta, M.; Yustein, J. T.; Pautler, R. G.; Allen, M. J.* Magnetic Resonance Thermometry Using a Gd(III)-Based Contrast Agent. Chem. Commun. 2021, 57, 1770–1773. DOI

87. Bailey, M. D.; Jin, G.-X.; Carniato, F.; Botta, M.; Allen, M. J.* Rational Design of High Relaxivity Eu(II)-Based Contrast Agents for Magnetic Resonance Imaging of Low-Oxygen Environments. Chem. Eur. J. 2021, 27, 3114–3118. DOI

86. Hovey, J. L.; Dardona, M.; Allen, M. J.;* Dittrich, T. M.* Sorption of Rare-Earth Elements onto a Ligand-Associated Media for pH-Dependent Extraction and Recovery of Critical Materials. Sep. Purif. Technol. 2021, 258, 118061 DOI

85. Jenks, T. C.; Allen, M. J.* Divalent Lanthanide Luminescence in Solution. In Modern Applications of Lanthanide Luminescence. de Bettencourt-Dias, A. (ed.). Springer, Cham. 2021, 67–92. DOI

84. Bailey, M. D.; Jin, G.-X.; Ward, C. L.; Allen, M. J. CCDC 2072184: Experimental Crystal Structure Determination. CSD Communication 2021. DOI

83. Barraza, R.; Allen, M. J.* Lanthanide Luminescence in Visible-Light-Promoted Photochemical Reactions. Molecules 2020, 25, 3892. DOI

82. Basal, L. A.; Kajjam, A. B.; Bailey, M. D.; Allen, M. J.* Systematic Tuning of the Optical Properties of Discrete Complexes of Eu(II) in Solution Using Counterions and Solvents. Inorg. Chem. 2020, 59, 9476–9480. DOI

81. Jenks, T. C.; Kuda-Wedagedara, A. N. W.; Bailey, M. D.; Ward, C. L.; Allen, M. J.* Spectroscopic and Electrochemical Trends in Divalent Lanthanides through Modulation of Coordination Environment. Inorg. Chem. 2020, 59, 2613–2620. DOI

80. Trimpin, S.;* Moreno-Pedraza, A.; Yenchick, F. S.; Hoang, K.; Pophristic, M.; Karki, S.; Marshall, D. D.; Lee, C.; Lu, I.-C.; El-Baba, T. J.; Lutomski, C. A.; Wang, B.; Pagnotti, V. S.; Meher, A. K.; Chakrabarty, S.; Imperial, L. F.; Madarshahian, S.; Leach, S. M.; Gibson, S. C.; Elia, E. A.; Lietz, C. B.; Richards, A. L.; Thawoos, S. M.; Davis, E. T. J.; Jarois, D. R.; Woodall, D. W.; Liao, G.; Muthunayake, N. S.; Redding, M. J.; Reynolds, C. A.; Vithanarachchi, S. M.; DeMent, P.; Adewale, A. O.; Yan, L.; Wager-Miller, J.; Ahn. Y.-H.; Sanderson, T. H.; Przyklenk, K.; Greenberg, M. L.; Suits, A. G.; Allen, M. J.; Narayan, S. B.; Caruso, J. A.; Stemmer, P. M.; Nguyen, H. M.; Weidner, S. M.; Rackers, K. J.; Djuric, A.; Shulaev, V.; Hendrickson, T. L.; Chow, C. S.; Pflum, M. K. H.; Grayson, S. M.; Lobodin, V. V.; Ni, C.-K.; Guo, Z.; Mackie, K.; Walker, J. M.; McEwen, C. N.; Inutan, E. D. New Ionization Processes for Ionizing Nonvolatile Compounds in Mass Spectrometry: the Road of Discovery to Current State-of-the-Art. J. Am. Soc. Mass Spec. DOI

79. Bokouende, S. S.; Kajjam, A. B.; Ward, C. L.; Allen, M. J. CCDC 2026698: Experimental Crystal Structure Determination. CSD Communication 2020. DOI

78. Kuda-Wedagedara, A. N. W.; Ward, C. L.; Martin, P. D.; Allen, M. J. CCDC 2023486: Experimental Crystal Structure Determination. CSD Communication 2020. DOI

77. Kulasekara, D. N.; Ward, C. L.; Allen, M. J. CCDC 2016951: Experimental Crystal Structure Determination. CSD Communication 2020. DOI

76. Kulasekara, D. N.; Ward, C. L.; Allen, M. J. CCDC 2013772: Experimental Crystal Structure Determination. CSD Communication 2020. DOI

75. Lenora, C. U.; Staples, R. J.; Allen, M. J.* Measurement of the Dissociation of Eu(II)-Containing Cryptates Using Murexide. Inorg. Chem. 2020, 59, 86–93. DOI

74. Corbin, B. A.; Pollard, A. C.; Allen, M. J.*; Pagel, M. D.* Summary of Imaging in 2020: Visualizing the Future of Healthcare with MR Imaging. Mol. Imaging Biol. 2019, 21, 193–199. DOI

73. Subasinghe, S. A. A. S.; Jiang, J.; Romero, J.; Yustein, J.; Pautler, R. G.; Allen, M. J.* Divalent Europium-Based Contrast Agents for Magnetic Resonance Imaging. Invest. Radiol. 2019, 54, 792–809. (published abstract) DOI

72. Jenks, T. C.; Bailey, M. D.; Corbin, B. A.; Kuda-Wedagedara, A. N. W.; Martin, P. D.; Schlegel, H. B.;* Rabuffetti, F. A.;* Allen, M. J.* Photophysical Characterization of a Highly Luminescent Divalent-Europium-Containing Azacryptate. Chem. Commun. 2018, 54, 4545–4548. DOI

71. Corbin, B. A.; Basal, L. A.; White, S. A.; Shen, Y.; Haacke, E. M.; Fishbein, K. W.; Allen, M. J.* Screening of Ligands for Redox-Active Europium Using Magnetic Resonance Imaging. Bioorg. Med. Chem. 2018, 26, 5274–5279. DOI

70. Basal, L. A.; Allen, M. J.* Synthesis, Characterization, and Handling of Eu(II)-Containing Complexes for Molecular Imaging Applications. Front. Chem. 2018, 6, 65. DOI

69. Jenks, T. C.; Bailey, M. D.; Hovey, J. L.; Fernando, S.; Basnayake, G.; Cross, M. E.; Li, W.; Allen, M. J.* First Use of a Divalent Lanthanide in Visible-Light-Promoted Photoredox Catalysis. Chem. Sci. 2018, 9, 1273–1278. DOI

68. Corbin, B. A.; Hovey, J. L.; Thapa, B.; Schlegel, H. B.*; Allen, M. J.* Luminescence Differences between Two Complexes of Divalent Europium. J. Organomet. Chem. 2018, 857, 88–93. DOI

67. Pierre, V. C., Allen, M. J., Eds.; Contrast Agents for MRI: Experimental Methods; Royal Society of Chemistry: Cambridge, U.K. 2018. DOI

66. Tu, Y.-J.; Lin, Z.; Allen, M. J.; Cisneros, G. A.* Molecular Dynamics Investigation of Solvent-Exchange Reactions on Lanthanide Ions in Water/1-Ethyl-3-Methylimidazolium Trifluoromethylsulfate ([EMIm][OTf]). J. Chem. Phys. 2018, 148, 024503. DOI

65. Basal, L. A.; Bailey, M. D.; Romero, J.; Ali, M. M.; Kurenbekova, L.; Yustein, J.; Pautler, R. G.*; Allen, M. J.* Fluorinated Eu(II)-Based Multimodal Contrast Agent for Temperature- and Redox-Responsive Magnetic Resonance Imaging. Chem. Sci. 2017, 8, 8345–8350. DOI

64. Lenora, C. U.; Carniato, F.; Shen, Y.; Latif, Z.; Haacke, E. M.; Martin, P. D.; Botta, M.*; Allen, M. J.* Structural Features of Eu(II)-Containing Cryptates That Influence Relaxivity. Chem. Eur. J. 2017, 23, 15404–15414. DOI

63. Basal, L. A.; Lenora, C. U.; Allen, M. J.* Characterization and Redox Response of Eu(II)-Based Contrast Agents for Magnetic Resonance Imaging. Invest. Radiol. 2017, 52, 758–778. (published abstract) DOI

62. Burnett, M. E.; Adebesin, B.; Funk, A. M.; Kovacs, Z.; Sherry, A. D.; Ekanger, L. A.; Allen, M. J.; Green, K. N.*; Ratnakar, S. J.* Electrochemical Investigation of Eu(2+/3+) DOTA-Amide Complexes with Variable Numbers of Glycinamide and Acetate Pendant Arms. Eur. J. Inorg. Chem. 2017, 5001–5005. DOI

61. O'Brien, J. S.; Allen, M. J.; Cisneros, G. A.* Computational Study of pH-Responsive Di-Lanthanide Complexes. Int. J. Quantum Chem. 2017, 117, e25406. DOI

60. Basal, L. A.; Yan, Y.; Shen, Y.; Haacke, E. M.; Mehrmohammadi, M.*; Allen, M. J.* Oxidation-Responsive, Eu(II/III)-Based, Multimodal Contrast Agents for Magnetic Resonance and Photoacoustic Imaging. ACS Omega, 2017, 2, 800–805. DOI

59. Ekanger, L. A.; Basal, L. A.; Allen, M. J.* The Role of Coordination Environment and pH in Tuning the Oxidation Rate of Europium(II). Chem. Eur. J. 2017, 23, 1145–1150. DOI

58. Tu, Y.-J.; Allen, M. J.; Cisneros, G. A.* Simulations of Water Exchange Dynamics on Lanthanide Ions in 1-Ethyl-3-Methylimidazolim Ethyl Sulfate ([EMIm][EtSO4]) and Water. Phys. Chem. Chem. Phys. 2016, 18, 30323–30333. DOI

57. White, S. A.; Piechocki, J. A., Jr.; Allen, M. J.* Building an Outstanding ACS Student Chapter. In Building and Maintaining Award-Winning ACS Student Member Chapters Volume 1: Holistic Viewpoints; Mio, M. J., Benvenuto, M. A., Eds.; ACS Symposium Series 1229; American Chemical Society: Washington, DC, 2016; Chapter 1, pp 1–14. DOI

56. Jin, G.-X.; Bailey, M. D.; Allen, M. J.* Unique Eu(II) Coordination Environments with a Janus Cryptand. Inorg. Chem. 2016, 55, 9085–9090. DOI

55. Ekanger, L. A.; Mills, D. R.; Ali, M. M.; Polin, L. A.; Shen, Y.; Haacke, E. M.; Allen, M. J.* Spectroscopic Characterization of the +3 and +2 Oxidation States of Europium in a Macrocyclic Tetraglycinate Complex. Inorg. Chem. 2016, 55, 9981–9988. DOI

54. Vithanarachchi, S. M.; Foley, C. D.; Trimpin, S.; Ewing, J. R.; Ali, M. M.; Allen, M. J.* Myelin-targeted, texaphyrin-based multimodal imaging agent for magnetic resonance and optical imaging. Contrast Media Mol. Imaging 2016, 11, 492–505. DOI

53. Ekanger, L. A.; Polin, L. A.; Shen, Y.; Haacke, E. M.; Allen, M. J.* Evaluation of Eu(II)-Based Positive Contrast Enhancement after Intravenous, Intraperitoneal, and Subcutaneous Injections. Contrast Media Mol. Imaging 2016, 11, 299–303. DOI

52. Allen, M. J.* Aqueous Lanthanide Chemistry in Asymmetric Catalysis and Magnetic Resonance Imaging. Synlett 2016, 27, 1310–1317. DOI

51. Lin, Z.; Allen, M. J.* 17O-NMR Spectroscopy to Study the Coordination of Oxygen-Based Ligands to Lanthanide Ions in Solution. J. Coord. Chem. 2016, 69, 1411–1418. DOI

50. Ekanger, L. A.; Polin, L. A.; Shen, Y.; Haacke, E. M.; Martin, P. D.; Allen, M. J.* A Eu(II)-Containing Cryptate as a Redox Sensor in Magnetic Resonance Imaging of Living Tissue. Angew. Chem. Int. Ed. 2015, 54, 14398–14401. DOI

49. Kuda-Wedagedara, A. N. W.; Wang, C.; Martin, P. D.; Allen, M. J.* Aqueous Eu(II)-Containing Complex with Bright Yellow Luminescence. J. Am. Chem. Soc. 2015, 137, 4960–4963. DOI

48. Fischer, J. L.; Lutomski, C. A.; El-Baba, T. J.; Siriwardena-Mahanama, B. N.; Weidner, S. M.; Falkenhagen, J.; Allen, M. J.; Trimpin, S.* Matrix-Assisted Ionization-Ion Mobility Spectrometry-Mass Spectrometry: Selective Analysis of a Europium–PEG Complex in a Crude Mixture. J. Am. Soc. Mass Spectrom. 2015, 26, 2086–2095. DOI

47. Ekanger, L. A.; Allen, M. J.* Overcoming Concentration-Dependence in Responsive Contrast Agents for Magnetic Resonance Imaging. Metallomics 2015, 7, 405–421. DOI

46. Kochi, A.; Lee, H. J.; Vithanarachchi, S. M.; Padmini, V.; Allen, M. J.*; Lim, M. H.* Inhibitory Activity of Curcumin Derivatives toward Metal-Free and Metal-Induced Amyloid-Beta Aggregation. Curr. Alzheimer Res. 2015, 12, 415–423. DOI

45. Averill, D. J.; Allen, M. J.* Tools for Studying Aqueous Enantioselective Lanthanide-Catalyzed Mukaiyama Aldol Reactions. Catal. Sci. Technol. 2014, 4, 4129–4137. DOI

44. Wu, X.; Dawsey, A. C.; Siriwardena-Mahanama, B. N.; Allen, M. J.*; Williams, T. J.* A (Fluoroalkyl)Guanidine Modulates the Relaxivity of a Phosphonate-Containing T1-Shortening Contrast Agent. J. Fluorine Chem. 2014, 168, 177–183. DOI

43. Hopper, L. E.; Allen, M. J.* Synthesis of 1,7-Bis(t-butoxycarbonylmethyl)-1,4,7,10-tetraazacyclododecane (DO2A-t-Bu Ester). Tetrahedron Lett. 2014, 55, 5560–5561. DOI

42. Ekanger, L. A.; Ali, M. M.; Allen, M. J.* Oxidation-Responsive Eu(2+/3+)–Liposomal Contrast Agent for Dual-Mode Magnetic Resonance Imaging. Chem. Commun. 2014, 50, 14835–14838. DOI

41. Lin, Z.; Shelby, M. L.; Hayes, D.; Fransted, K. A.; Chen, L. X.; Allen, M. J.* Water-Exchange Rates of Lanthanide Ions in an Ionic Liquid. Dalton Trans. 2014, 43, 16156–16159. DOI

40. Kuda-Wedagedara, A. N. W.; Allen, M. J.* Enhancing Magnetic Resonance Imaging with Contrast Agents for Ultra-High Field Strengths. Analyst 2014, 139, 4401–4410. DOI

39. Averill, D. J.; Allen, M. J.* Synthesis, Spectroscopic Characterization, and Reactivity of Water-Tolerant Eu(3+)-Based Precatalysts. Inorg. Chem. 2014, 53, 6257–6263. DOI

38. Lin, Z.; Allen, M. J.* Luminescence as a Tool to Study the Lanthanide-Catalyzed Formation of Carbon–Carbon Bonds. Dyes Pigments 2014, 110, 261–269. DOI

37. Pierre, V. C.*; Allen, M. J.*; Caravan, P.* Contrast Agents for MRI: 30+ Years and Where Are We Going? J. Biol. Inorg. Chem. 2014, 19, 127–131. DOI

36. Siriwardena-Mahanama, B. N.; Allen, M. J.* Strategies for Optimizing Water-Exchange Rates of Lanthanide-Based Contrast Agents for Magnetic Resonance Imaging. Molecules 2013, 18, 9352–9381. DOI

35. Siriwardena-Mahanama, B. N.; Allen, M. J.* Modulating Water-Exchange Rates of Lanthanide(III)-Containing Polyaminopolycarboxylate-Type Complexes Using Polyethylene Glycol. Dalton Trans. 2013, 42, 6724–6727. DOI

34. Vithanarachchi, S. M.; Allen, M. J.* A Multimodal, Beta-Amyloid-Targeted Contrast Agent. Chem. Commun. 2013, 49, 4148–4150. DOI

33. Moore, J. D.; Lord, R. L.; Cisneros, G. A.; Allen, M. J.* Concentration-Independent pH Detection with a Luminescent Dimetallic Eu(III)-Based Probe. J. Am. Chem. Soc. 2012, 134, 17372–17375. DOI

32. Garcia, J.; Allen, M. J.* Interaction of Biphenyl-Functionalized Eu(2+)-Containing Cryptate with Albumin: Implications to Contrast Agents in Magnetic Resonance Imaging. Inorg. Chim. Acta 2012, 393, 324–327. DOI

31. Mei, Y.; Averill, D. J.; Allen, M. J.* Study of the Lanthanide-Catalyzed, Aqueous, Asymmetric Mukaiyama Aldol Reaction. J. Org. Chem. 2012, 77, 5624–5632. DOI

30. Vithanarachchi, S. M.; Allen, M. J.* Strategies for Target-Specific Contrast Agents for Magnetic Resonance Imaging. Current Molecular Imaging 2012, 1, 12–25. (review article) DOI

29. Garcia, J.; Allen, M. J.* Developments in the Coordination Chemistry of Europium(II). Eur. J. Inorg. Chem. 2012, 2012, 4550–4563. (review article) DOI

28. Averill, D. J.; Dissanayake, P.; Allen, M. J.* The Role of Water in Lanthanide-Catalyzed Carbon–Carbon Bond Formation. Molecules 2012, 17, 2073–2081. DOI

27. Garcia, J.; Kuda-Wedagedara, A. N. W.; Allen, M. J.* Physical Properties of Eu(II)-Containing Cryptates as Contrast Agents for Ultra-High Field Magnetic Resonance Imaging. Eur. J. Inorg. Chem. 2012, 2012, 2135–2140. DOI

26. Dissanayake, P.; Averill, D. J.; Allen, M. J.* Lanthanide-Catalyzed Mukaiyama Aldol Reactions. In Science of Synthesis, Knowledge Updates 2011/4; Marek, I., Ed.; Georg Thieme Verlag KG: Stuttgart, Germany, 2012; pp 1–9. (review article) Journal Homepage

25. Garcia, J.; Neelavalli, J.; Haacke, E. M.; Allen, M. J.* Eu(II)-Containing Cryptates as Contrast Agents for Ultra-High Field Strength Magnetic Resonance Imaging. Chem. Commun. 2011, 47, 12858–12860. DOI

24. Moore, J. D.; Allen, M. J.* Multilanthanide Systems for Medical Imaging Applications. Recent Patents on Nanomedicine 2011, 1, 88–100. DOI (review article)

23. Garcia, J.; Kuda-Wedagedara, A.; Gamage, N.-D.; Haacke, E. M.; Allen, M. J.* Eu(II)-Based Contrast Agents for Ultra-High Field Strength Magnetic Resonance Imaging. Invest. Radiol. 2011, 46, 726–749. DOI (published abstract)

22. Dissanayake, P.; Mei, Y.; Allen, M. J.* Luminescence-Decay as an Easy-to-Use Tool for the Study of Lanthanide-Containing Catalysts in Aqueous Solutions. ACS Catal. 2011, 1, 1203–1212. DOI, q' calculator

21. Averill, D. J.; Garcia, J.; Siriwardena-Mahanama, B. N.; Vithanarachchi, S. M.; Allen, M. J.* Preparation, Purification, and Characterization of Lanthanide Complexes for Use as Contrast Agents for Magnetic Resonance Imaging. J. Vis. Exp. 2011, 53, e2844. DOI

20. Allen, M. J.* Book Review of Molecular Catalysis of Rare-Earth Elements. J. Am. Chem. Soc. 2011, 133, 7235–7235. DOI (book review)

19. Mei, Y.; Dissanayake, P.; Allen, M. J.* A New Class of Ligands for Aqueous, Lanthanide-Catalyzed, Enantioselective Mukaiyama Aldol Reactions. J. Am. Chem. Soc. 2010, 132, 12871–12873. DOI

18. Gamage, N.-D. H.; Mei, Y.; Garcia, J.; Allen, M. J.* Oxidatively-Stable, Aqueous Europium(II) Complexes through Steric and Electronic Manipulation of Cryptand Coordination Chemistry. Angew. Chem. Int. Ed. 2010, 49, 8923–8925. DOI

17. Dissanayake, P.; Allen, M. J.* Dynamic Measurements of Aqueous Lanthanide Triflate-Catalyzed Reactions Using Luminescence Decay. J. Am. Chem. Soc. 2009, 131, 6342–6343. DOI

From MJA's research as an undergraduate student, graduate student, and postdoctoral researcher:

16. Allen, M. J.; Wangkanont, K.; Raines, R. T.; Kiessling, L. L.* ROMP from ROMP: A New Approach to Graft Copolymer Synthesis. Macromolecules 2009, 42, 4023–4027. DOI

15. Wangkanont, K.; Allen, M. J.; Kiessling, L. L.* Graft Co-Polymers by Ring-Opening Metathesis Polymerization from a Main Chain Containing Latent Monomers. Polym. Prepr. 2007, 48, 979–980. Access Information

14. Allen, M. J.; Raines, R. T.; Kiessling, L. L.* Contrast Agents for Magnetic Resonance Imaging Synthesized with Ring-Opening Metathesis Polymerization. J. Am. Chem. Soc. 2006, 128, 6534–6535. DOI

13. Endres, P. J.; MacRenaris, K. W.; Vogt, S.; Allen, M. J.; Meade, T. J.* Cell Permeability of MR Contrast Agents Coupled to Cell Transport Vehicles. Molecular Imaging 2006, 5, 485–497. (Cover Article) Journal Homepage

12. Pontrello, J. K.; Allen, M. J.; Underbakke, E. S.; Kiessling, L. L.* Solid Phase Synthesis of Polymers Using the Ring-Opening Metathesis Polymerization. J. Am. Chem. Soc. 2005, 127, 14536–14537. DOI

11. Allen, M. J.; MacRenaris, K. W.; Venkatasubramanian, P. N.; Meade, T. J.* Cellular Delivery of MRI Contrast Agents. Chem. Biol. 2004, 11, 301–307. DOI

10.   Allen, M. J.; Meade, T. J.* Magnetic Resonance Contrast Agents for Medical and Molecular Imaging. Met. Ions Biol. Syst. 2004, 42, 1–38. Table of Contents (review article)

9. Allen, M. J.; Meade, T. J.* Synthesis and Visualization of a Membrane Permeable MRI Contrast Agent. J. Biol. Inorg. Chem. 2003, 8, 746–750. DOI

8.   Jenkins, D. M.; Di Bilio, A. J.; Allen, M. J.; Betley, T. A.; Peters, J. C.* Elucidation of a Low Spin Cobalt(II) System in a Distorted Tetrahedral Geometry. J. Am. Chem. Soc. 2002, 124, 15336–15350. DOI

7.   Stewart, M. P.; Robins, E. G.; Geders, T. W.; Allen, M. J.; Choi, H. C.; Buriak, J. M.* Three Methods for Stabilization and Functionalization of Porous Silicon Surfaces via Hydrosilylation and Electrografting Reactions. Physica Status Solidi (a) 2000, 182, 109–115. DOI

6.   Buriak, J. M.*; Stewart, M. P.; Geders, T. W.; Allen, M. J.; Choi, H. C.; Smith, J.; Raftery, D.*; Canham, L. T.* Lewis Acid Mediated Hydrosilylation on Porous Silicon Surfaces. J. Am. Chem. Soc. 1999, 121, 11491–11502. DOI

5.   Holland, J. M.; Stewart, M. P.; Allen, M. J.; Buriak, J. M.* Metal Mediated Reactions on Porous Silicon Surfaces. J. Solid State Chem. 1999, 147, 251–258. DOI

4.   Zhang, T. Y.*; Allen, M. J. An Easily Prepared, Air and Moisture Stable, Resin-bound Palladium Catalyst for Suzuki Cross-Coupling Reactions. Tetrahedron Lett. 1999, 40, 5813–5816. DOI

3.   Buriak, J. M.*; Allen, M. J. Photoluminescence of Porous Silicon Surfaces Stabilized Through Lewis Acid Mediated Hydrosilylation. J. Lumin. 1999, 80, 29–35. DOI

2.   Buriak, J. M.*; Stewart, M. P.; Allen, M. J. Hydrosilylation Reactions on Porous Silicon Surfaces. Mater. Res. Soc. Symp. Proc. 1998, 536, 173–178. Abstract

1.   Buriak, J. M.*; Allen, M. J. Lewis Acid Mediated Functionalization of Porous Silicon with Substituted Alkenes and Alkynes. J. Am. Chem. Soc. 1998, 120, 1339–1340. DOI