Lucas Carvajal
Assoc Development Engineer
Radiology
School of Medicine

Publications (30)

Top publication keywords:
Magnetic Resonance SpectroscopyLactic AcidMagnetic Resonance ImagingSignal-To-Noise RatioFiducial MarkersEcho-Planar ImagingProstatic NeoplasmsUreaPyruvic AcidPhantoms, ImagingCarbon IsotopesImage EnhancementMolecular ImagingAlgorithmsElectromagnetic Fields

• Correction: Chen et al. Multivariate Framework of Metabolism in Advanced Prostate Cancer Using Whole Abdominal and Pelvic Hyperpolarized 13C MRI-A Correlative Study with Clinical Outcomes. Cancers 2025, 17, 2211.
  Cancers 2025 Chen HY, de Kouchkovsky I, Bok RA, Ohliger MA, Wang ZJ, Gebrezgiabhier D, Nickles T, Carvajal L, Gordon JW, Larson PEZ, Kurhanewicz J, Aggarwal R, Vigneron DB
• Multivariate Framework of Metabolism in Advanced Prostate Cancer Using Whole Abdominal and Pelvic Hyperpolarized 13C MRI-A Correlative Study with Clinical Outcomes.
  Cancers 2025 Chen HY, de Kouchkovsky I, Bok RA, Ohliger MA, Wang ZJ, Gebrezgiabhier D, Nickles T, Carvajal L, Gordon JW, Larson PEZ, Kurhanewicz J, Aggarwal R, Vigneron DB
• Open-source implementation of X-nuclear sequences using the Pulseq framework.
  Magnetic resonance in medicine 2025 Liu X, Cui D, Larson PEZ, Mayer D, Korzowski A, Nielsen JF, Schulte RF, Mu C, Carvajal L, Xu D, Gordon JW, Vigneron DB, Flavell RR, Wang ZJ
• Improving multiparametric MR-transrectal ultrasound guided fusion prostate biopsies with hyperpolarized 13 C pyruvate metabolic imaging: A technical development study.
  Magnetic resonance in medicine 2022 Chen HY, Bok RA, Cooperberg MR, Nguyen HG, Shinohara K, Westphalen AC, Wang ZJ, Ohliger MA, Gebrezgiabhier D, Carvajal L, Gordon JW, Larson PEZ, Aggarwal R, Kurhanewicz J, Vigneron DB
• Development of specialized magnetic resonance acquisition techniques for human hyperpolarized [13 C,15 N2 ]urea + [1-13 C]pyruvate simultaneous perfusion and metabolic imaging.
  Magnetic resonance in medicine 2022 Liu X, Tang S, Mu C, Qin H, Cui D, Lai YC, Riselli AM, Delos Santos R, Carvajal L, Gebrezgiabhier D, Bok RA, Chen HY, Flavell RR, Gordon JW, Vigneron DB, Kurhanewicz J, Larson PEZ

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• Specialized computational methods for denoising, B1 correction, and kinetic modeling in hyperpolarized 13 C MR EPSI studies of liver tumors.
  Magnetic resonance in medicine 2021 Lee PM, Chen HY, Gordon JW, Zhu Z, Larson PEZ, Dwork N, Van Criekinge M, Carvajal L, Ohliger MA, Wang ZJ, Xu D, Kurhanewicz J, Bok RA, Aggarwal R, Munster PN, Vigneron DB
• 55 Mn-based fiducial markers for rapid and automated RF coil localization for hyperpolarized 13 C MRI.
  Magnetic resonance in medicine 2020 Ohliger MA, Gordon JW, Carvajal L, Larson PEZ, Ou JJ, Agarwal S, Zhu Z, Vigneron DB, von Morze C
• Characterization of serial hyperpolarized 13C metabolic imaging in patients with glioma.
  NeuroImage. Clinical 2020 Autry AW, Gordon JW, Chen HY, LaFontaine M, Bok R, Van Criekinge M, Slater JB, Carvajal L, Villanueva-Meyer JE, Chang SM, Clarke JL, Lupo JM, Xu D, Larson PEZ, Vigneron DB, Li Y
• Tensor image enhancement and optimal multichannel receiver combination analyses for human hyperpolarized 13 C MRSI.
  Magnetic resonance in medicine 2020 Chen HY, Autry AW, Brender JR, Kishimoto S, Krishna MC, Vareth M, Bok RA, Reed GD, Carvajal L, Gordon JW, van Criekinge M, Korenchan DE, Chen AP, Xu D, Li Y, Chang SM, Kurhanewicz J, Larson PEZ, …
• Hyperpolarized 13C-pyruvate MRI detects real-time metabolic flux in prostate cancer metastases to bone and liver: a clinical feasibility study.
  Prostate cancer and prostatic diseases 2019 Chen HY, Aggarwal R, Bok RA, Ohliger MA, Zhu Z, Lee P, Gordon JW, van Criekinge M, Carvajal L, Slater JB, Larson PEZ, Small EJ, Kurhanewicz J, Vigneron DB
• Kinetic Modeling of Hyperpolarized Carbon-13 Pyruvate Metabolism in the Human Brain.
  IEEE transactions on medical imaging 2019 Mammoli D, Gordon J, Autry A, Larson PEZ, Li Y, Chen HY, Chung B, Shin P, Van Criekinge M, Carvajal L, Slater JB, Bok R, Crane J, Xu D, Chang S, Vigneron DB
• Comparison between 8- and 32-channel phased-array receive coils for in vivo hyperpolarized 13 C imaging of the human brain.
  Magnetic resonance in medicine 2019 Autry AW, Gordon JW, Carvajal L, Mareyam A, Chen HY, Park I, Mammoli D, Vareth M, Chang SM, Wald LL, Xu D, Vigneron DB, Nelson SJ, Li Y
• Coil combination methods for multi-channel hyperpolarized 13C imaging data from human studies.
  Journal of magnetic resonance (San Diego, Calif. : 1997) 2019 Zhu Z, Zhu X, Ohliger MA, Tang S, Cao P, Carvajal L, Autry AW, Li Y, Kurhanewicz J, Chang S, Aggarwal R, Munster P, Xu D, Larson PEZ, Vigneron DB, Gordon JW
• Pulse sequence considerations for quantification of pyruvate-to-lactate conversion kPL in hyperpolarized 13 C imaging.
  NMR in biomedicine 2019 Chen HY, Gordon JW, Bok RA, Cao P, von Morze C, van Criekinge M, Milshteyn E, Carvajal L, Hurd RE, Kurhanewicz J, Vigneron DB, Larson PEZ
• Investigation of analysis methods for hyperpolarized 13C-pyruvate metabolic MRI in prostate cancer patients.
  NMR in biomedicine 2018 Larson PEZ, Chen HY, Gordon JW, Korn N, Maidens J, Arcak M, Tang S, Criekinge M, Carvajal L, Mammoli D, Bok R, Aggarwal R, Ferrone M, Slater JB, Nelson SJ, Kurhanewicz J, Vigneron DB
• Technique development of 3D dynamic CS-EPSI for hyperpolarized 13 C pyruvate MR molecular imaging of human prostate cancer.
  Magnetic resonance in medicine 2018 Chen HY, Larson PEZ, Gordon JW, Bok RA, Ferrone M, van Criekinge M, Carvajal L, Cao P, Pauly JM, Kerr AB, Park I, Slater JB, Nelson SJ, Munster PN, Aggarwal R, Kurhanewicz J, Vigneron DB
• Development of methods and feasibility of using hyperpolarized carbon-13 imaging data for evaluating brain metabolism in patient studies.
  Magnetic resonance in medicine 2018 Park I, Larson PEZ, Gordon JW, Carvajal L, Chen HY, Bok R, Van Criekinge M, Ferrone M, Slater JB, Xu D, Kurhanewicz J, Vigneron DB, Chang S, Nelson SJ
• Development and testing of hyperpolarized (13)C MR calibrationless parallel imaging.
  Journal of magnetic resonance (San Diego, Calif. : 1997) 2015 Feng Y, Gordon JW, Shin PJ, von Morze C, Lustig M, Larson PEZ, Ohliger MA, Carvajal L, Tropp J, Pauly JM, Vigneron DB
• Handheld electromagnet carrier for transfer of hyperpolarized carbon-13 samples.
  Magnetic resonance in medicine 2015 Shang H, Skloss T, von Morze C, Carvajal L, Van Criekinge M, Milshteyn E, Larson PE, Hurd RE, Vigneron DB
• Directly detected (55)Mn MRI: application to phantoms for human hyperpolarized (13)C MRI development.
  Magnetic resonance imaging 2014 von Morze C, Carvajal L, Reed GD, Swisher CL, Tropp J, Vigneron DB
• Dynamic hyperpolarized carbon-13 MR metabolic imaging of nonhuman primate brain.
  Magnetic resonance in medicine 2013 Park I, Larson PE, Tropp JL, Carvajal L, Reed G, Bok R, Robb F, Bringas J, Kells A, Pivirotto P, Bankiewicz K, Vigneron DB, Nelson SJ
• Metabolic imaging of patients with prostate cancer using hyperpolarized [1-¹³C]pyruvate.
  Science translational medicine 2013 Nelson SJ, Kurhanewicz J, Vigneron DB, Larson PE, Harzstark AL, Ferrone M, van Criekinge M, Chang JW, Bok R, Park I, Reed G, Carvajal L, Small EJ, Munster P, Weinberg VK, Ardenkjaer-Larsen JH, Chen AP…
• Combined parallel and partial fourier MR reconstruction for accelerated 8-channel hyperpolarized carbon-13 in vivo magnetic resonance Spectroscopic imaging (MRSI).
  Journal of magnetic resonance imaging : JMRI 2013 Ohliger MA, Larson PE, Bok RA, Shin P, Hu S, Tropp J, Robb F, Carvajal L, Nelson SJ, Kurhanewicz J, Vigneron DB
• High-resolution phased-array MRI of the human brain at 7 tesla: initial experience in multiple sclerosis patients.
  Journal of neuroimaging : official journal of the American Society of Neuroimaging 2009 Metcalf M, Xu D, Okuda DT, Carvajal L, Srinivasan R, Kelley DA, Mukherjee P, Nelson SJ, Vigneron DB, Pelletier D
• In vivo hyperpolarized 13C MR spectroscopic imaging with 1H decoupling.
  Journal of magnetic resonance (San Diego, Calif. : 1997) 2008 Chen AP, Tropp J, Hurd RE, Van Criekinge M, Carvajal LG, Xu D, Kurhanewicz J, Vigneron DB
• Quantitative in vivo magnetic resonance imaging of multiple sclerosis at 7 Tesla with sensitivity to iron.
  Annals of neurology 2008 Hammond KE, Metcalf M, Carvajal L, Okuda DT, Srinivasan R, Vigneron D, Nelson SJ, Pelletier D
• In vivo bone and cartilage MRI using fully-balanced steady-state free-precession at 7 tesla.
  Magnetic resonance in medicine 2007 Krug R, Carballido-Gamio J, Banerjee S, Stahl R, Carvajal L, Xu D, Vigneron D, Kelley DA, Link TM, Majumdar S
• High-resolution 3D MR spectroscopic imaging of the prostate at 3 T with the MLEV-PRESS sequence.
  Magnetic resonance imaging 2006 Chen AP, Cunningham CH, Kurhanewicz J, Xu D, Hurd RE, Pauly JM, Carvajal L, Karpodinis K, Vigneron DB
• Single-shot fast spin-echo diffusion tensor imaging of the brain and spine with head and phased array coils at 1.5 T and 3.0 T.
  Magnetic resonance imaging 2004 Xu D, Henry RG, Mukherjee P, Carvajal L, Miller SP, Barkovich AJ, Vigneron DB
• Challenges in dynamic contrast-enhanced MRI imaging of cervical lymph nodes to detect metastatic disease.
  Journal of magnetic resonance imaging : JMRI 2003 Noworolski SM, Fischbein NJ, Kaplan MJ, Lu Y, Nelson SJ, Carvajal L, Henry RG