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Guilherme Povala

university of pittsburgh

14H-index
200Paper Count
976Citation Count
Published Papers 21
Publication Date
Capacity building in dementia research: insights from the World Young Leaders in Dementia
err2025-12-17
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errMorello-Garcia, Florentina; Corvalan, Nicolas; Llibre-Guerra, Jorge; Arruabarrena, Micaela; Clarens, Maria Florencia; Keller, Greta; De Los Santos, Loana; Martin, Maria Eugenia; Aguzzoli, Cristiano Schaffer; Allegri, Ricardo; Amaral, Livia; Cristalli, Carolina Ardohain; Bellaver, Bruna; Best, Merci Ngozi; Bloomquist, Madeleine; Chen, Kevin; Dubey, Neha; Felix, Cynthia; Slezak, Diego Fernandez; Fontana, Igor Camargo; Garcia-Cordero, Indira; Hernandez, Micaela Anahi; Ismail, Ozama; Johnson, Florence; Khan, Arshia; Koerich, Suelyn; Moreno, Maria Celeste Lopez; Ferreira, Pamela Lukasewicz; Guimet, Nahuel Magrath; Oliveira Junior, Markley; Pascoal, Tharick A.; Povala, Guilherme; Rocha, Andreia; Rodrigues, Matheus Scarpatto; Medeiros, Marina Scop; Ruppert, Emma Patrice; Seibert, Kaitlin; Sexton, Claire; Soares, Carolina; Surace, Ezequiel; Wilks, Hannah; Zimmer, Eduardo; Crivelli, Lucia
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In vivo-measured Lewy body pathology is associated with neuropsychiatric symptoms across the Alzheimer’s disease continuum
err2025-12-14
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PREAI
errDouglas Teixeira Leffa; Guilherme Povala; Pamela C. L. Ferreira; João Pedro Ferrari-Souza; Guilherme Bauer-Negrini; Matheus Scarpatto Rodrigues; Livia Amaral; Firoza Z. Lussier; Marina Scop Medeiros; Carolina Soares; Cristiano Schaffer Aguzzoli; Arthur C. Macedo; Joseph Therriault; Pedro Rosa-Neto; Dana L. Tudorascu; Eduardo R. Zimmer; Bruna Bellaver; Tharick A. Pascoal
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Microglia modulate Aβ-dependent astrocyte reactivity in Alzheimer’s disease
err2025-11-06
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errJoão Pedro Ferrari-Souza; Guilherme Povala; Nesrine Rahmouni; Bruna Bellaver; Pamela C. L. Ferreira; Marco Antônio De Bastiani; Douglas T. Leffa; Firoza Z. Lussier; Cristiano S. Aguzzoli; Wagner S. Brum; Giovanna Carello-Collar; Wyllians V. Borelli; Joseph Therriault; Arthur C. Macedo; Stijn Servaes; Jenna Stevenson; Ilaria Pola; Serge Gauthier; Diogo O. Souza; Lucas Porcello Schilling; Mychael V. Lourenco; Gallen Triana-Baltzer; Hartmuth C. Kolb; Andréa L. Benedet; Nicholas J. Ashton; Dana L. Tudorascu; Henrik Zetterberg; Kaj Blennow; Sterling C. Johnson; Tharick A. Pascoal; Pedro Rosa-Neto; Eduardo R. Zimmer
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Amyloid beta and tau are associated with the dual effect of neuroinflammation on neurodegeneration
err2025-09-29
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errPovala, Guilherme; Bellaver, Bruna; Bastiani, Marco Antonio De; Ferrari-Souza, Joao Pedro; Aguzzoli, Cristiano S.; Leffa, Douglas T.; Ferreira, Pamela C. L.; Lussier, Firoza Z.; Rocha, Andreia; Zalzale, Hussein; Soares, Carolina; Bauer-Negrini, Guilherme; Therriault, Joseph; Rahmouni, Nesrine; Stevenson, Jenna; Servaes, Stijn; Tissot, Cecile; Zatt, Bruno; Karikari, Thomas K.; Ikonomovic, Milos D.; Villemagne, Victor L.; Gauthier, Serge; Zimmer, Eduardo R.; Tudorascu, Dana L.; Benedet, Andrea L.; Rosa-Neto, Pedro; Pascoal, Tharick A.
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Diagnostic performance of Alzheimer’s disease blood and CSF biomarkers in a Brazilian cohort with low educational attainment
err2025-09-08
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PREAI
errWyllians Vendramini Borelli; Pamela C. L. Ferreira; Wagner S. Brum; João Pedro Ferrari-Souza; Giovanna Carello-Collar; Maila Holz; Victoria Tizeli; Matheus Zschornack Strelow; Carolina Formoso; Marcia Lorena Fagundes Chaves; Andreia Rocha; Cristiano Schaffer Aguzzoli; Francieli Rohden; Débora G. Souza; Artur Francisco Schumacher Schuh; Guilherme Povala; Bruna Bellaver; Pedro Rosa-Neto; Raphael Machado Castilhos; Tharick A. Pascoal; Eduardo R. Zimmer
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CSF total tau as a proxy of synaptic degeneration
err2025-08-29
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errCarolina Soares; Bruna Bellaver; Pamela C. L. Ferreira; Guilherme Povala; Cristiano Schaffer Aguzzoli; João Pedro Ferrari-Souza; Hussein Zalzale; Firoza Z. Lussier; Francieli Rohden; Sarah Abbas; Guilherme Bauer-Negrini; Douglas Teixeira Leffa; Andréa Lessa Benedet; Rebecca Langhough; Tobey J. Betthauser; Bradley T. Christian; Rachael E. Wilson; Dana L. Tudorascu; Pedro Rosa-Neto; Thomas K. Karikari; Henrik Zetterberg; Kaj Blennow; Eduardo R. Zimmer; Sterling C. Johnson; Tharick A. Pascoal
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Impact of the polygenic risk scores for attention-deficit/hyperactivity disorder in Alzheimer's disease
err2025-02-25
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errLeffa, DT; Povala, G; Bellaver, B; Ferrari-Souza, JP; Ferreira, PCL; Lussier, FZ; Aguzzoli, CS; Soares, C; Zalzale, H; Rohden, F; Bauer-Negrini, G; Abbas, S; Schneider, M; Therriault, J; Lopez, OL; Villemagne, VL; Klunk, WE; Tudorascu, DL; Cohen, AD; Rosa-Neto, P; Zimmer, ER; Karikari, TK; Rohde, LA; Molina, BSG; Pascoal, TA
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Multi-analyte proteomic analysis identifies blood-based neuroinflammation, cerebrovascular and synaptic biomarkers in preclinical Alzheimer's disease
err2024-10-10
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errZeng, Xuemei; Lafferty, Tara K.; Sehrawat, Anuradha; Chen, Yijun; Ferreira, Pamela C. L.; Bellaver, Bruna; Povala, Guilherme; Kamboh, M. Ilyas; Klunk, William E.; Cohen, Ann D.; Lopez, Oscar L.; Ikonomovic, Milos D.; Pascoal, Tharick A.; Ganguli, Mary; Villemagne, Victor L.; Snitz, Beth E.; Karikari, Thomas K.
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Omics-derived biological modules reflect metabolic brain changes in Alzheimer's disease
err2024-08-14
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errPovala, Guilherme; De Bastiani, Marco Antonio; Bellaver, Bruna; Ferreira, Pamela C. L.; Ferrari-Souza, Joao Pedro; Lussier, Firoza Z.; Souza, Diogo O.; Rosa-Neto, Pedro; Pascoal, Tharick A.; Zatt, Bruno; Zimmer, Eduardo R.
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Plasma p-tau and brain-derived total tau biomarkers predict longitudinal changes in Aβ, tau, and cognition across the AD continuum
err2023-12-25
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errFerreira, Pamela C. L.; Bellaver, Bruna; Povala, Guilherme; Rodriguez, Juan Lantero; Snellman, Anniina; Leffa, Douglas Teixeira; Ferrari-Souza, Pedro; Lussier, Firoza Z.; Zalzale, Hussein; Soares, Carolina; Aguzzoli, Cristiano Schaffer; Tissot, Cecile; Benedet, Andrea Lessa; Rohden, Francieli; Therriault, Joseph; Abbas, Sarah; Bezgin, Gleb; Servaes, Stijn; Lopez, Oscar L.; Rahmouni, Nesrine; Tudorascu, Dana; Klunk, William E.; Villemagne, Victor L.; Cohen, Ann D.; Gauthier, Serge; Zimmer, Eduardo R.; Karikari, Thomas K.; Ashton, Nicholas J.; Zetterberg, Henrik; Blennow, Kaj; Rosa-Neto, Pedro; Pascoal, Tharick A.
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A novel ultrasensitive assay for plasma p-tau217: Performance in individualswith subjective cognitive decline and early Alzheimer's disease
err2023-11-17
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errGonzalez-Ortiz, Fernando; Ferreira, Pamela C. L.; Gonzalez-Escalante, Armand; Montoliu-Gaya, Laia; Ortiz-Romero, Paula; Kac, Przemyslaw R.; Turton, Michael; Kvartsberg, Hlin; Ashton, Nicholas J.; Zetterberg, Henrik; Harrison, Peter; Bellaver, Bruna; Povala, Guilherme; Villemagne, Victor L.; Pascoal, Tharick A.; Ganguli, Mary; Cohen, Anne D.; Minguillon, Carolina; Contador, Jose; Suarez-Calvet, Marc; Karikari, Thomas K.; Blennow, Kaj
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APOEε4 potentiates amyloid β effects on longitudinal tau pathology
err2023-09-25
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errFerrari-Souza, Joao Pedro; Bellaver, Bruna; Ferreira, Pamela C. L.; Benedet, Andrea L.; Povala, Guilherme; Lussier, Firoza Z.; Leffa, Douglas T.; Therriault, Joseph; Tissot, Cecile; Soares, Carolina; Wang, Yi-Ting; Chamoun, Mira; Servaes, Stijn; Macedo, Arthur C.; Vermeiren, Marie; Bezgin, Gleb; Kang, Min Su; Stevenson, Jenna; Rahmouni, Nesrine; Pallen, Vanessa; Poltronetti, Nina Margherita; Cohen, Ann; Lopez, Oscar L.; Klunk, William E.; Soucy, Jean-Paul; Gauthier, Serge; Souza, Diogo O.; Triana-Baltzer, Gallen; Saad, Ziad S.; Kolb, Hartmuth C.; Karikari, Thomas K.; Villemagne, Victor L.; Tudorascu, Dana L.; Ashton, Nicholas J.; Zetterberg, Henrik; Blennow, Kaj; Zimmer, Eduardo R.; Rosa-Neto, Pedro; Pascoal, Tharick A.
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Association of the fibronectin type III domain-containing protein 5 rs1746661 single nucleotide polymorphism with reduced brain glucose metabolism in elderly humans
err2023-08-17
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errLima-Filho, Ricardo A. S.; Benedet, Andrea L.; De Bastiani, Marco Antonio; Povala, Guilherme; Cozachenco, Danielle; Ferreira, Sergio T.; De Felice, Fernanda G.; Rosa-Neto, Pedro; Zimmer, Eduardo R.; Lourenco, Mychael, V
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Plasma p-tau231 and p-tau217 inform on tau tangles aggregation in cognitively impaired individuals
err2023-08-03
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PREAI
errFerreira, Pamela C. L.; Therriault, Joseph; Tissot, Cecile; Ferrari-Souza, Joao Pedro; Benedet, Andrea L.; Povala, Guilherme; Bellaver, Bruna; Leffa, Douglas T.; Brum, Wagner S.; Lussier, Firoza Z.; Bezgin, Gleb; Servaes, Stijn; Vermeiren, Marie; Macedo, Arthur C.; Cabrera, Arlec; Stevenson, Jenna; Triana-Baltzer, Gallen; Kolb, Hartmuth; Rahmouni, Nesrine; Klunk, William E.; Lopez, Oscar L.; Villemagne, Victor L.; Cohen, Ann; Tudorascu, Dana L.; Zimmer, Eduardo R.; Karikari, Thomas K.; Ashton, Nicholas J.; Zetterberg, Henrik; Blennow, Kaj; Gauthier, Serge; Rosa-Neto, Pedro; Pascoal, Tharick A.
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Potential Utility of Plasma P-Tau and Neurofilament Light Chain as Surrogate Biomarkers for Preventive Clinical Trials
err2023-07-04
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errFerreira, Pamela C. L.; Ferrari-Souza, Joao Pedro; Tissot, Cecile; Bellaver, Bruna; Leffa, Douglas T.; Lussier, Firoza; Povala, Guilherme; Therriault, Joseph; Benedet, Andrea L.; Ashton, Nicholas J.; Cohen, Ann D.; Lopez, Oscar L.; Tudorascu, Dana L.; Klunk, William E.; Soucy, Jean-Paul; Gauthier, Serge; Villemagne, Victor; Zetterberg, Henrik; Blennow, Kaj; Rosa-Neto, Pedro; Zimmer, Eduardo R.; Karikari, Thomas K.; Pascoal, Tharick A.
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Astrocyte reactivity influences amyloid-β effects on tau pathology in preclinical Alzheimer's disease
err2023-05-29
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errBellaver, Bruna; Povala, Guilherme; Ferreira, Pamela C. L.; Ferrari-Souza, Joao Pedro; Leffa, Douglas T.; Lussier, Firoza Z.; Benedet, Andrea L.; Ashton, Nicholas J.; Triana-Baltzer, Gallen; Kolb, Hartmuth C.; Tissot, Cecile; Therriault, Joseph; Servaes, Stijn; Stevenson, Jenna; Rahmouni, Nesrine; Lopez, Oscar L.; Tudorascu, Dana L.; Villemagne, Victor L.; Ikonomovic, Milos D.; Gauthier, Serge; Zimmer, Eduardo R.; Zetterberg, Henrik; Blennow, Kaj; Aizenstein, Howard J.; Klunk, William E.; Snitz, Beth E.; Maki, Pauline; Thurston, Rebecca C.; Cohen, Ann D.; Ganguli, Mary; Karikari, Thomas K.; Rosa-Neto, Pedro; Pascoal, Tharick A.
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APOE?4 associates with microglial activation independently of A? plaques and tau tangles
err2023-04-07
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errFerrari-Souza, Joao Pedro; Lussier, Firoza Z.; Leffa, Douglas T.; Therriault, Joseph; Tissot, Cecile; Bellaver, Bruna; Ferreira, Pamela C. L.; Malpetti, Maura; Wang, Yi-Ting; Povala, Guilherme; Benedet, Andrea L.; Ashton, Nicholas J.; Chamoun, Mira; Servaes, Stijn; Bezgin, Gleb; Kang, Min Su; Stevenson, Jenna; Rahmouni, Nesrine; Pallen, Vanessa; Poltronetti, Nina Margherita; O'Brlen, John T.; Rowe, James B.; Cohen, Ann D.; Lopez, Oscar L.; Tudorascu, Dana L.; Karikari, Thomas K.; Klunk, William E.; Villemagne, Victor L.; Soucy, Jean-Paul; Gauthier, Serge; Souza, Diogo O.; Zetterberg, Henrik; Blennow, Kaj; Zimmer, Eduardo R.; Rosa-Neto, Pedro; Pascoal, Tharick A.
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Blood-brain barrier integrity impacts the use of plasma amyloid-β as a proxy of brain amyloid-β pathology
err2023-03-15
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PREAI
errBellaver, Bruna; Puig-Pijoan, Albert; Ferrari-Souza, Joo Pedro; Leffa, Douglas T.; Lussier, Firoza Z.; Ferreira, Pamela C. L.; Tissot, Cecile; Povala, Guilherme; Therriault, Joseph; Benedet, Andrea L.; Ashton, Nicholas J.; Servaes, Stijn; Chamoun, Mira; Stevenson, Jenna; Rahmouni, Nesrine; Vermeiren, Marie; Macedo, Arthur C.; Fernandez-Lebrero, Aida; Garcia-Escobar, Greta; Navalpotro-Gomez, Irene; Lopez, Oscar; Tudorascu, Dana L.; Cohen, Ann; Villemagne, Victor L.; Klunk, William E.; Gauthier, Serge; Zimmer, Eduardo R.; Karikari, Thomas K.; Blennow, Kaj; Zetterberg, Henrik; Suarez-Calvet, Marc; Rosa-Neto, Pedro; Pascoal, Tharick A.
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Endocannabinoid System Biomarkers in Alzheimer's Disease
err2023-02-01
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errFerreira, Pamela C. L.; Bellaver, Bruna; Povala, Guilherme; Brum, Wagner S.; Tissot, Cecile; Badji, Atef; Sloan, Matthew E.; Benedet, Andrea L.; Rosa-Neto, Pedro; Ashton, Nicholas J.; Pascoal, Tharick A.; Leuzy, Antoine; Zimmer, Eduardo R.
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Soluble amyloid-beta isoforms predict downstream Alzheimer's disease pathology
err2021-12-11
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errPovala, Guilherme; Bellaver, Bruna; De Bastiani, Marco Antonio; Brum, Wagner S.; Ferreira, Pamela C. L.; Bieger, Andrei; Pascoal, Tharick A.; Benedet, Andrea L.; Souza, Diogo O.; Araujo, Ricardo M.; Zatt, Bruno; Rosa-Neto, Pedro; Zimmer, Eduardo R.
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