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Alexander Vallmitjana

university of california irvine

13H-index
55Paper Count
652Citation Count
Published Papers 18
Publication Date
Label-free human skin imaging with enhanced molecular contrast via time-resolved fluorescence and advanced phasor analysis
err2025-12-30
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errSuman Ranjit; Belen Torrado; Alexander Vallmitjana; Amanda Fedyk Durkin; Alexander Dvornikov; Anand Ganesan; Kristen M. Kelly; Mihaela Balu
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In Vivo Human Skin Imaging: Distinguishing Cellular and Fibrillar Components with Fluorescence Lifetime Microscopy
err2025-11-19
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errBelen Torrado; Alexander Vallmitjana; Suman Ranjit; Matthew Far-Hadian; Amanda F. Durkin; Alexander Dvornikov; Anand K. Ganesan; Kristen M. Kelly; Peter Chang; Mihaela Balu
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Building Fluorescence Lifetime Maps Photon-by-Photon by Leveraging Spatial Correlations
err2023-09-21
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errFazel, Mohamadreza; Jazani, Sina; Scipioni, Lorenzo; Vallmitjana, Alexander; Zhu, Songning; Gratton, Enrico; Digman, Michelle A.; Presse, Steve
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Increased Ca2+ Transient Underlies RyR2-Related Left Ventricular Noncompaction
err2023-07-07
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errNi, Mingke; Li, Yanhui; Wei, Jinhong; Song, Zhenpeng; Wang, Hui; Yao, Jinjing; Chen, Yong-Xiang; Belke, Darrell; Estillore, John Paul; Wang, Ruiwu; Vallmitjana, Alexander; Benitez, Raul; Hove-Madsen, Leif; Feng, Wei; Chen, Ju; Roston, Thomas M. M.; Sanatani, Shubhayan; Lehman, Anna; Chen, S. R. Wayne
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Fluorescence lifetime: Beating the IRF and interpulse window
err2023-02-01
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errFazel, Mohamadreza; Vallmitjana, Alexander; Scipioni, Lorenzo; Gratton, Enrico; Digman, Michelle A.; Presse, Steve
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RyR2 Serine-2030 PKA Site Governs Ca2+ Release Termination and Ca2+ Alternans
err2023-01-20
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errWei, Jinhong; Guo, Wenting; Wang, Ruiwu; Estillore, John Paul; Belke, Darrell; Chen, Yong-Xiang; Vallmitjana, Alexander; Benitez, Raul; Hove-Madsen, Leif; Chen, S. R. Wayne
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In vivo macromolecular crowding is differentially modulated by aquaporin 0 in zebrafish lens: Insights from a nanoenvironment sensor and spectral imaging
err2022-02-18
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errVorontsova, Irene; Vallmitjana, Alexander; Torrado, Belen; Schilling, Thomas F.; Hall, James E.; Gratton, Enrico; Malacrida, Leonel
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High Resolution Fluorescence Lifetime Maps from Minimal Photon Counts
err2022-02-10
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errFazel, Mohamadreza; Jazani, Sina; Scipioni, Lorenzo; Vallmitjana, Alexander; Gratton, Enrico; Digman, Michelle A.; Presse, Steve
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Spatial transcriptomics using combinatorial fluorescence spectral and lifetime encoding, imaging and analysis
err2022-01-10
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errVu, Tam; Vallmitjana, Alexander; Gu, Joshua; La, Kieu; Xu, Qi; Flores, Jesus; Zimak, Jan; Shiu, Jessica; Hosohama, Linzi; Wu, Jie; Douglas, Christopher; Waterman, Marian L.; Ganesan, Anand; Hedde, Per Niklas; Gratton, Enrico; Zhao, Weian
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Visualizing the mode of action and supramolecular assembly of teixobactin analogues in Bacillus subtilis
err2022-01-01
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errMorris, Michael A.; Vallmitjana, Alexander; Grein, Fabian; Schneider, Tanja; Arts, Melina; Jones, Chelsea R.; Nguyen, Betty T.; Hashemian, Mohammad H.; Malek, Melody; Gratton, Enrico; Nowick, James S.
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Ca2+-CaM Dependent Inactivation of RyR2 Underlies Ca2+ Alternans in Intact Heart
err2021-02-19
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errWei, Jinhong; Yao, Jinjing; Belke, Darrell; Guo, Wenting; Zhong, Xiaowei; Sun, Bo; Wang, Ruiwu; Estillore, John Paul; Vallmitjana, Alexander; Benitez, Raul; Hove-Madsen, Leif; Alvarez-Lacalle, Enrique; Echebarria, Blas; Chen, S. R. Wayne
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Cardiac ryanodine receptor calcium release deficiency syndrome
err2021-02-03
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errSun, Bo; Yao, Jinjing; Ni, Mingke; Wei, Jinhong; Zhong, Xiaowei; Guo, Wenting; Zhang, Lin; Wang, Ruiwu; Belke, Darrell; Chen, Yong-Xiang; Lieve, Krystien V. V.; Broendberg, Anders K.; Roston, Thomas M.; Blankoff, Ivan; Kammeraad, Janneke A.; von Alvensleben, Johannes C.; Lazarte, Julieta; Vallmitjana, Alexander; Bohne, Loryn J.; Rose, Robert A.; Benitez, Raul; Hove-Madsen, Leif; Napolitano, Carlo; Hegele, Robert A.; Fill, Michael; Sanatani, Shubhayan; Wilde, Arthur A. M.; Roberts, Jason D.; Priori, Silvia G.; Jensen, Henrik K.; Chen, S. R. Wayne
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The cardiac ryanodine receptor, but not sarcoplasmic reticulum Ca2+-ATPase, is a major determinant of Ca2+ alternans in intact mouse hearts
err2018-08-01
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errSun, Bo; Wei, Jinhong; Zhong, Xiaowei; Guo, Wenting; Yao, Jinjing; Wang, Ruiwu; Vallmitjana, Alexander; Benitez, Raul; Hove-Madsen, Leif; Chen, S. R. Wayne
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Reduced expression of cardiac ryanodine receptor protects against stress-induced ventricular tachyarrhythmia, but increases the susceptibility to cardiac alternans
err2018-01-05
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errZhong, Xiaowei; Vallmitjana, Alexander; Sun, Bo; Xiao, Zhichao; Guo, Wenting; Wei, Jinhong; Ni, Mingke; Chen, Yongxiang; O'Brien, Edward R.; Gillis, Anne M.; Hoshijima, Masahiko; Takeshima, Hiroshi; Hove-Madsen, Leif; Benitez, Raul; Belke, Darrell; Chen, S. R. Wayne
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Suppression of ryanodine receptor function prolongs Ca2+ release refractoriness and promotes cardiac alternans in intact hearts
err2016-10-27
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errZhong, Xiaowei; Sun, Bo; Vallmitjana, Alexander; Mi, Tao; Guo, Wenting; Ni, Mingke; Wang, Ruiwu; Guo, Ang; Duff, Henry J.; Gillis, Anne M.; Song, Long-Sheng; Hove-Madsen, Leif; Benitez, Raul; Chen, S. R. Wayne
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Distribution and Function of Cardiac Ryanodine Receptor Clusters in Live Ventricular Myocytes
err2015-08-01
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errHiess, Florian; Vallmitjana, Alexander; Wang, Ruiwu; Cheng, Hongqiang; ter Keurs, Henk E. D. J.; Chen, Ju; Hove-Madsen, Leif; Benitez, Raul; Chen, S. R. Wayne
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Phospholamban Knockout Breaks Arrhythmogenic Ca2+ Waves and Suppresses Catecholaminergic Polymorphic Ventricular Tachycardia in Mice
err2013-08-16
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errBai, Yunlong; Jones, Peter P.; Guo, Jiqing; Zhong, Xiaowei; Clark, Robert B.; Zhou, Qiang; Wang, Ruiwu; Vallmitjana, Alexander; Benitez, Raul; Hove-Madsen, Leif; Semeniuk, Lisa; Guo, Ang; Song, Long-Sheng; Duff, Henry J.; Chen, S. R. Wayne
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Detection and Classification of Spontaneous Calcium Release Events in Cardiac Myocytes
err2012-01-01
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errBenitez, Raul; Vallmitjana, Alexander; Hove-Madsen, Leif; Jones, Peter P.
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