共 50 条
- [1] CCR2 Deficiency Impairs Macrophage Infiltration and Improves Cognitive Function after Traumatic Brain InjuryJOURNAL OF NEUROTRAUMA, 2014, 31 (20) : 1677 - 1688Hsieh, Christine L.论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, San Francisco, CA USA San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USANiemi, Erene C.论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, San Francisco, CA USA San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USAWang, Sarah H.论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, San Francisco, CA USA San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USALee, Chih Cheng论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Med Ctr, Dept Neurol Surg, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Neurol Surg, San Francisco, CA USA San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USABingham, Deborah论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Med Ctr, Dept Neurol Surg, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Neurol Surg, San Francisco, CA USA San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USAZhang, Jiasheng论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Med Ctr, Pathol Serv, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Pathol, San Francisco, CA 94140 USA San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USACozen, Myrna L.论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Med Ctr, Ctr Liver, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, San Francisco, CA USA San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USACharo, Israel论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Dept Med, San Francisco, CA USA Gladstone Inst Cardiovasc Dis, San Francisco, CA USA San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USAHuang, Eric J.论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Med Ctr, Pathol Serv, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Pathol, San Francisco, CA 94140 USA San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USALiu, Jialing论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Med Ctr, Dept Neurol Surg, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Neurol Surg, San Francisco, CA USA San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USANakamura, Mary C.论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, San Francisco, CA USA San Francisco VA Med Ctr, Immunol Sect, San Francisco, CA 94121 USA
- [2] CCR2 Antagonism Alters Brain Macrophage Polarization and Ameliorates Cognitive Dysfunction Induced by Traumatic Brain InjuryJOURNAL OF NEUROSCIENCE, 2015, 35 (02): : 748 - 760Morganti, Josh M.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USA Univ Calif San Francisco, Dept Phys Therapy & Rehabil Sci, San Francisco, CA 94110 USA Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USAJopson, Timothy D.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USA Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USALiu, Sharon论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Dept Neurol Surg, San Francisco, CA 94110 USA Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USARiparip, Lara-Kirstie论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USA Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USAGuandique, Cristian K.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USA Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USAGupta, Nalin论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Dept Neurol Surg, San Francisco, CA 94110 USA Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USAFerguson, Adam R.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USA Univ Calif San Francisco, Dept Neurol Surg, San Francisco, CA 94110 USA Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USARosi, Susanna论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USA Univ Calif San Francisco, Dept Phys Therapy & Rehabil Sci, San Francisco, CA 94110 USA Univ Calif San Francisco, Dept Neurol Surg, San Francisco, CA 94110 USA Univ Calif San Francisco, Brain & Spinal Injury Ctr, 1001 Potrero Ave,Bldg 1,Room 101, San Francisco, CA 94110 USA
- [3] CCR2 ANTAGONISM ALTERS BRAIN MACROPHAGE POLARIZATION AND AMELIORATES COGNITIVE DYSFUNCTION INDUCED BY TRAUMATIC BRAIN INJURYJOURNAL OF NEUROTRAUMA, 2014, 31 (12) : A3 - A3Morganti, J. M.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, San Francisco, CA 94143 USA Univ Calif San Francisco, San Francisco, CA 94143 USAJopson, T. D.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, San Francisco, CA 94143 USA Univ Calif San Francisco, San Francisco, CA 94143 USALiu, S.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, San Francisco, CA 94143 USA Univ Calif San Francisco, San Francisco, CA 94143 USARiparip, L. K.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, San Francisco, CA 94143 USA Univ Calif San Francisco, San Francisco, CA 94143 USAGuandique, C. K.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, San Francisco, CA 94143 USA Univ Calif San Francisco, San Francisco, CA 94143 USAGupta, N.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, San Francisco, CA 94143 USA Univ Calif San Francisco, San Francisco, CA 94143 USARosi, S.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, San Francisco, CA 94143 USA Univ Calif San Francisco, San Francisco, CA 94143 USA
- [4] CCR2 DEFICIENCY ALTERS ACTIVATION OF MICROGLIA SUBSETS IN TRAUMATIC BRAIN INJURYJOURNAL OF NEUROTRAUMA, 2021, 38 (14) : A100 - A100Somebang, Kerri论文数: 0 引用数: 0 h-index: 0机构: UCSF, San Francisco, CA USARudolph, Joshua论文数: 0 引用数: 0 h-index: 0机构: UCSF, San Francisco, CA USAImhof, Isabella论文数: 0 引用数: 0 h-index: 0机构: UCSF, San Francisco, CA USAYe, Jimmie论文数: 0 引用数: 0 h-index: 0机构: UCSF, San Francisco, CA USAPanter, Scott论文数: 0 引用数: 0 h-index: 0机构: UCSF, San Francisco, CA USANakamura, Mary论文数: 0 引用数: 0 h-index: 0机构: UCSF, San Francisco, CA USAEckalbar, Walter论文数: 0 引用数: 0 h-index: 0机构: UCSF, San Francisco, CA USAHsieh, Christine论文数: 0 引用数: 0 h-index: 0机构: UCSF, San Francisco, CA USA
- [5] CCR2 deficiency alters activation of microglia subsets in traumatic brain injuryCELL REPORTS, 2021, 36 (12):Somebang, Kerri论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USA San Francisco VA Hlth Care Syst, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USARudolph, Joshua论文数: 0 引用数: 0 h-index: 0机构: UCSF, Sch Med, Div Pulmonol, Lung Biol Ctr, San Francisco, CA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAImhof, Isabella论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USA San Francisco VA Hlth Care Syst, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USALi, Luyi论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USA San Francisco VA Hlth Care Syst, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USANiemi, Erene C.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USA San Francisco VA Hlth Care Syst, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAShigenaga, Judy论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Hlth Care Syst, San Francisco, CA 94121 USA UCSF, Div Endocrinol & Metab, Dept Med, San Francisco, CA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USATran, Huy论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Hlth Care Syst, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAGill, T. Michael论文数: 0 引用数: 0 h-index: 0机构: Gladstone Inst, San Francisco, CA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USALo, Iris论文数: 0 引用数: 0 h-index: 0机构: Gladstone Inst, San Francisco, CA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAZabel, Brian A.论文数: 0 引用数: 0 h-index: 0机构: Palo Alto Vet Inst Res, Palo Alto, CA USA Palo Alto VA Hlth Care Syst, Palo Alto, CA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USASchmajuk, Gabriela论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USA San Francisco VA Hlth Care Syst, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAWipke, Brian T.论文数: 0 引用数: 0 h-index: 0机构: Biogen, Cambridge, MA USA Moderna Inc, Cambridge, MA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAGyoneva, Stefka论文数: 0 引用数: 0 h-index: 0机构: Biogen, Cambridge, MA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAJandreski, Luke论文数: 0 引用数: 0 h-index: 0机构: Biogen, Cambridge, MA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USACraft, Michael论文数: 0 引用数: 0 h-index: 0机构: Biogen, Cambridge, MA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USABenedetto, Gina论文数: 0 引用数: 0 h-index: 0机构: Biogen, Cambridge, MA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAPlowey, Edward D.论文数: 0 引用数: 0 h-index: 0机构: Biogen, Cambridge, MA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USACharo, Israel论文数: 0 引用数: 0 h-index: 0机构: ChemoCentryx, Mountain View, CA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USACampbell, James论文数: 0 引用数: 0 h-index: 0机构: ChemoCentryx, Mountain View, CA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAYe, Chun Jimmie论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USA Univ Calif San Francisco, Inst Computat Hlth Sci, Dept Epidemiol & Biostat, Inst Human Genet, San Francisco, CA 94143 USA Parker Inst Canc Immunotherapy, San Francisco, CA USA Chan Zuckerberg Biohub, San Francisco, CA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAPanter, S. Scott论文数: 0 引用数: 0 h-index: 0机构: San Francisco VA Hlth Care Syst, San Francisco, CA 94121 USA UCSF, Dept Neurol Surg, San Francisco, CA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USANakamura, Mary C.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USA San Francisco VA Hlth Care Syst, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAEckalbar, Walter论文数: 0 引用数: 0 h-index: 0机构: UCSF, Sch Med, Div Pulmonol, Lung Biol Ctr, San Francisco, CA USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USAHsieh, Christine L.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USA San Francisco VA Hlth Care Syst, San Francisco, CA 94121 USA Univ Calif San Francisco, Dept Med, Div Rheumatol, San Francisco, CA 94143 USA
- [6] Macrophage recruitment to the brain following traumatic brain injury is partially-dependent on CCR2JOURNAL OF NEUROIMMUNOLOGY, 2010, 228 (1-2) : 167 - 168Christine, Hsieh论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, San Francisco, CA 94143 USA Univ Calif San Francisco, San Francisco, CA 94143 USAErene, Niemi论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, San Francisco, CA 94143 USA Univ Calif San Francisco, San Francisco, CA 94143 USAMary, Nakamura论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, San Francisco, CA 94143 USA Univ Calif San Francisco, San Francisco, CA 94143 USAWilliam, Seaman论文数: 0 引用数: 0 h-index: 0机构: Univ Calif San Francisco, San Francisco, CA 94143 USA Univ Calif San Francisco, San Francisco, CA 94143 USA
- [7] CCR2 deficiency decreases intimal hyperplasia after arterial injuryARTERIOSCLEROSIS THROMBOSIS AND VASCULAR BIOLOGY, 2002, 22 (04) : 554 - 559Roque, M论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY 10029 USAKim, WJH论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY 10029 USAGazdoin, M论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY 10029 USAMalik, A论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY 10029 USAReis, ED论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY 10029 USAFallon, JT论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY 10029 USABadimon, JJ论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY 10029 USACharo, IF论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY 10029 USATaubman, MB论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY 10029 USA
- [8] CCR2 deficiency decreases intimal hyperplasia after arterial injuryARTERIOSCLEROSIS THROMBOSIS AND VASCULAR BIOLOGY, 2001, 21 (04) : 711 - 711Kim, WJH论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY USARoque, M论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY USAGazdoiu, M论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY USAMalik, A论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY USAFallon, JT论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY USAReis, EE论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY USACharo, I论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY USATaubman, MB论文数: 0 引用数: 0 h-index: 0机构: Mt Sinai Sch Med, Dept Med, New York, NY USA
- [9] Ccr2 deletion dissociates cavity size and tau pathology after mild traumatic brain injuryJournal of Neuroinflammation, 12Stefka Gyoneva论文数: 0 引用数: 0 h-index: 0机构: Lerner Research Institute,Department of NeurosciencesDaniel Kim论文数: 0 引用数: 0 h-index: 0机构: Lerner Research Institute,Department of NeurosciencesAtsuko Katsumoto论文数: 0 引用数: 0 h-index: 0机构: Lerner Research Institute,Department of NeurosciencesO. Nicole Kokiko-Cochran论文数: 0 引用数: 0 h-index: 0机构: Lerner Research Institute,Department of NeurosciencesBruce T. Lamb论文数: 0 引用数: 0 h-index: 0机构: Lerner Research Institute,Department of NeurosciencesRichard M. Ransohoff论文数: 0 引用数: 0 h-index: 0机构: Lerner Research Institute,Department of Neurosciences
- [10] Ccr2 deletion dissociates cavity size and tau pathology after mild traumatic brain injuryJOURNAL OF NEUROINFLAMMATION, 2015, 12Gyoneva, Stefka论文数: 0 引用数: 0 h-index: 0机构: Cleveland Clin Fdn, Lerner Res Inst, Dept Neurosci, Cleveland, OH 44195 USA Cleveland Clin Fdn, Neuroinflammat Res Ctr, Cleveland, OH 44195 USA Biogen Inc, Neuroimmunol, Cambridge, MA 02142 USA Cleveland Clin Fdn, Lerner Res Inst, Dept Neurosci, Cleveland, OH 44195 USAKim, Daniel论文数: 0 引用数: 0 h-index: 0机构: Case Western Reserve Univ, Dept Chem, Cleveland, OH 44106 USA Cleveland Clin Fdn, Neuroinflammat Res Ctr, Cleveland, OH 44195 USA Cleveland Clin Fdn, Lerner Res Inst, Dept Neurosci, Cleveland, OH 44195 USAKatsumoto, Atsuko论文数: 0 引用数: 0 h-index: 0机构: Cleveland Clin Fdn, Lerner Res Inst, Dept Neurosci, Cleveland, OH 44195 USA Cleveland Clin Fdn, Neuroinflammat Res Ctr, Cleveland, OH 44195 USA Cleveland Clin Fdn, Lerner Res Inst, Dept Neurosci, Cleveland, OH 44195 USAKokiko-Cochran, O. Nicole论文数: 0 引用数: 0 h-index: 0机构: Cleveland Clin Fdn, Lerner Res Inst, Dept Neurosci, Cleveland, OH 44195 USA Cleveland Clin Fdn, Neuroinflammat Res Ctr, Cleveland, OH 44195 USA Cleveland Clin Fdn, Lerner Res Inst, Dept Neurosci, Cleveland, OH 44195 USALamb, Bruce T.论文数: 0 引用数: 0 h-index: 0机构: Cleveland Clin Fdn, Lerner Res Inst, Dept Neurosci, Cleveland, OH 44195 USA Cleveland Clin Fdn, Neuroinflammat Res Ctr, Cleveland, OH 44195 USA Cleveland Clin Fdn, Lerner Res Inst, Dept Neurosci, Cleveland, OH 44195 USARansohoff, Richard M.论文数: 0 引用数: 0 h-index: 0机构: Cleveland Clin Fdn, Lerner Res Inst, Dept Neurosci, Cleveland, OH 44195 USA Cleveland Clin Fdn, Neuroinflammat Res Ctr, Cleveland, OH 44195 USA Biogen Inc, Neuroimmunol, Cambridge, MA 02142 USA Cleveland Clin Fdn, Lerner Res Inst, Dept Neurosci, Cleveland, OH 44195 USA