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- Przemyslaw Radoslaw Kac
Przemyslaw Radoslaw Kac
Doctoral Student
Department of Psychiatry and Neurochemistry-
Loneliness and Biomarkers of Alzheimer's Disease, Axonal Damage, and Astrogliosis: A Coordinated Analysis of Two Longitudinal
Cohorts
Antonio Terracciano, Keenan A. Walker, Yang An, Murat Bilgel, Angelina R. Sutin, Martina Luchetti, Selin Karakose, Yannick Stephan, Kaj Blennow, Henrik Zetterberg, Nicholas J. Ashton, Thomas Karikari, Przemyslaw R. Kac, Abhay R. Moghekar, Madhav Thambisetty, Luigi Ferrucci, Susan M. Resnick
JOURNALS OF GERONTOLOGY SERIES B-PSYCHOLOGICAL SCIENCES AND SOCIAL SCIENCES - 2025 -
The Alzheimer's Association Global Biomarker Standardization Consortium (GBSC) plasma phospho-tau Round Robin
study.
Nicholas J. Ashton, Ashvini Keshavan, Wagner Scheeren Brum, Ulf Andreasson, Burak Arslan, Mathias Droescher, Stefan Barghorn, Jeroen Vanbrabant, Charlotte Lambrechts, Maxime Van Loo, Erik Stoops, Shweta Iyengar, HaYeun Ji, Xiaomei Xu, Alex Forrest-Hay, Bingqing Zhang, Yuling Luo, Andreas Jeromin, Manu Vandijck, Nathalie Le Bastard, Hartmuth Kolb, Gallen Triana-Baltzer, Divya Bali, Shorena Janelidze, Shieh-Yueh Yang, Catherine Demos, Daniel Romero, George Sigal, Jacob Wohlstadter, Kishore Malyavantham, Meenakshi Khare, Alexander Jethwa, Laura Stoeckl, Johan Gobom, Przemysław R Kac, Fernando Gonzalez-Ortiz, Laia Montoliu-Gaya, Oskar Hansson, Robert A Rissman, Maria C Carillo, Leslie M Shaw, Kaj Blennow, Jonathan M Schott, Henrik Zetterberg
medRxiv : the preprint server for health sciences - 2024 -
Proteome-wide analyses identifies plasma immune regulators of amyloid-beta
progression
Michael R. Duggan, Gabriela T. Gomez, Murat Bilgel, Jingsha Chen, Nicola Fattorelli, Timothy J. Hohman, Renzo Mancuso, Jenifer Cordon, Tonnar Castellano, Mary Ellen I. Koran, Julián Candia, Alexandria Lewis, Abhay Moghekar, Nicholas J. Ashton, Przemysław R Kac, Thomas Karikari, Kaj Blennow, Henrik Zetterberg, Anna Martinez-Muriana, Bart De Strooper, Madhav Thambisetty, Luigi Ferrucci, Rebecca F. Gottesman, Josef Coresh, Susan M. Resnick, Keenan A. Walker
Alzheimer's & Dementia - 2024 -
Cerebrospinal fluid p-tau181, 217, and 231 in definite Creutzfeldt-Jakob disease with and without concomitant
pathologies
Andreja Emersic, Nicholas J. Ashton, Agathe Vrillon, Juan Lantero Rodriguez, Jernej Mlakar, Milica Gregoric Kramberger, Fernando Gonzalez-Ortiz, Przemyslaw R. Kac, Maciej Dulewicz, Jörg Hanrieder, Eugeen Vanmechelen, Uros Rot, Henrik Zetterberg, Thomas Karikari, Sasa Cucnik, Kaj Blennow
ALZHEIMERS & DEMENTIA - 2024 -
Sex differences in the trajectories of plasma biomarkers, brain atrophy, and cognitive decline relative to amyloid
onset
Cassandra M. Joynes, Murat Bilgel, Yang An, Abhay R. Moghekar, Nicholas J. Ashton, Przemyslaw R. Kac, Thomas Karikari, Kaj Blennow, Henrik Zetterberg, Madhav Thambisetty, Luigi Ferrucci, Susan M. Resnick, Keenan A. Walker
ALZHEIMERS & DEMENTIA - 2024 -
Plasma p-tau212 as a biomarker of sporadic and Down Syndrome Alzheimer's
disease.
Przemysław R Kac, Daniel Alcolea, Laia Montoliu-Gaya, Susana Fernández, Juan Lantero Rodriguez, Lucía Maure, Fernando Gonzalez-Ortiz, Bessy Benejam, Michael Turton, Isabel Barroeta, Peter Harrison, Laura Videla, Nicholas J. Ashton, Alberto Lleó, Henrik Zetterberg, María Carmona-Iragui, Thomas Karikari, Juan Fortea, Kaj Blennow
medRxiv : the preprint server for health sciences - 2024 -
Biomarkers of tau phosphorylation state are associated with the clinical course of multiple
sclerosis
Andreja Emersic, Thomas Karikari, Przemyslaw R. Kac, Fernando Gonzalez-Ortiz, Maciej Dulewicz, Nicholas J. Ashton, Gregor Brecl Jakob, Alenka Horvat Ledinek, Jörg Hanrieder, Henrik Zetterberg, Uros Rot, Sasa Cucnik, Kaj Blennow
MULTIPLE SCLEROSIS AND RELATED DISORDERS - 2024 -
Plasma brain-derived tau is an amyloid-associated neurodegeneration biomarker in Alzheimer's
disease.
Fernando Gonzalez-Ortiz, Bjørn-Eivind Kirsebom, José Contador, Jordan E Tanley, Per Selnes, Berglind Gísladóttir, Lene Pålhaugen, Mathilde Suhr Hemminghyth, Jonas Jarholm, Ragnhild Skogseth, Geir Bråthen, Gøril Grøndtvedt, Atle Bjørnerud, Sandra Tecelao, Knut Waterloo, Dag Aarsland, Aida Fernández-Lebrero, Greta García-Escobar, Irene Navalpotro-Gómez, Michael Turton, Agnes Hesthamar, Przemyslaw R. Kac, Johanna Nilsson, Jose Luchsinger, Kathleen M Hayden, Peter Harrison, Albert Puig-Pijoan, Henrik Zetterberg, Timothy M Hughes, Marc Suárez-Calvet, Thomas Karikari, Tormod Fladby, Kaj Blennow
Nature communications - 2024 -
Novel ultrasensitive immunoassay for the selective quantification of tau oligomers and related soluble
aggregates
Tohidul Islam, Hlin Kvartsberg, Anuradha Sehrawat, Przemyslaw R. Kac, Bruno Becker, Maria Olsson, Eric E. Abrahamson, Henrik Zetterberg, Milos D. Ikonomovic, Kaj Blennow, Thomas Karikari
ALZHEIMERS & DEMENTIA - 2024 -
Plasma p-tau212 antemortem diagnostic performance and prediction of autopsy verification of Alzheimer's disease
neuropathology.
Przemyslaw R. Kac, Fernando Gonzalez-Ortiz, Andreja Emeršič, Maciej Dulewicz, Srinivas Koutarapu, Michael Turton, Yang An, Denis Smirnov, Agnieszka Kulczyńska-Przybik, Vijay R Varma, Nicholas J. Ashton, Laia Montoliu-Gaya, Elena Camporesi, Izabela Winkel, Bogusław Paradowski, Abhay Moghekar, Juan C Troncoso, Tammaryn Lashley, Gunnar Brinkmalm, Susan M Resnick, Barbara Mroczko, Hlin Kvartsberg, Milica Gregorič Kramberger, Jörg Hanrieder, Saša Čučnik, Peter Harrison, Henrik Zetterberg, Piotr Lewczuk, Madhav Thambisetty, Uroš Rot, Douglas Galasko, Kaj Blennow, Thomas Karikari
Nature communications - 2024 -
Levels of plasma brain-derived tau and p-tau181 in Alzheimer's disease and rapidly progressive
dementias.
Fernando Gonzalez-Ortiz, Thomas Karikari, Giuseppe Mario Bentivenga, Simone Baiardi, Angela Mammana, Michael Turton, Przemyslaw R. Kac, Andrea Mastrangelo, Peter Harrison, Sabina Capellari, Henrik Zetterberg, Kaj Blennow, Piero Parchi
Alzheimer's & dementia : the journal of the Alzheimer's Association - 2024 -
A novel ultrasensitive assay for plasma p-tau217: Performance in individuals with subjective cognitive decline and early Alzheimer's
disease.
Fernando Gonzalez-Ortiz, Pamela C L Ferreira, Armand González-Escalante, Laia Montoliu-Gaya, Paula Ortiz-Romero, Przemyslaw R. Kac, Michael Turton, Hlin Kvartsberg, Nicholas J. Ashton, Henrik Zetterberg, Peter Harrison, Bruna Bellaver, Guilherme Povala, Victor L Villemagne, Tharick A Pascoal, Mary Ganguli, Anne D Cohen, Carolina Minguillon, Jose Contador, Marc Suárez-Calvet, Thomas Karikari, Kaj Blennow
Alzheimer's & dementia : the journal of the Alzheimer's Association - 2024 -
Longitudinal blood biomarker trajectories in preclinical Alzheimer's
disease
Y. Yakoub, Nicholas J. Ashton, C. Strikwerda-Brown, Laia Montoliu-Gaya, Thomas Karikari, Przemyslaw R. Kac, Fernando Gonzalez-Ortiz, J. Gallego-Rudolf, P. F. Meyer, F. St-Onge, Michael Schöll, J. P. Soucy, J. C. S. Breitner, Henrik Zetterberg, Kaj Blennow, J. Poirier, S. Villeneuve
Alzheimers & Dementia - 2023 -
Preanalytical stability of plasma/serum brain-derived
tau
Fernando Gonzalez-Ortiz, A. Dias, M. Turton, R. Magalhaes, Przemyslaw R. Kac, M. Correia, P. Harrison, Henrik Zetterberg, L. F. Maia, Kaj Blennow, Thomas Karikari
Alzheimers & Dementia - 2023 -
A novel ultrasensitive assay for plasma p-tau217: performance in individuals with subjective cognitive decline and early Alzheimer's
disease.
Fernando Gonzalez-Ortiz, Pamela C L Ferreira, Armand Gonzalez, Laia Montoliu-Gaya, Paula Ortiz-Romero, Przemyslaw R. Kac, Michael Turton, Hlin Kvartsberg, Nicholas J. Ashton, Henrik Zetterberg, Peter Harrison, Bruna Bellaver, Guilherme Povala, Victor L Villemagne, Tharick A Pascoal, Mary Ganguli, Anne D Cohen, Carolina Miguillon, Jose Contador, Marc Suarez-Calvet, Thomas Karikari, Kaj Blennow
medRxiv : the preprint server for health sciences - 2023 -
Plasma and CSF biomarkers in a memory clinic: Head-to-head comparison of phosphorylated tau
immunoassays
Nicholas J. Ashton, A. Puig-Pijoan, M. Mila-Aloma, A. Fernandez-Lebrero, G. Garcia-Escobar, Fernando Gonzalez-Ortiz, Przemyslaw R. Kac, Wagner Scheeren Brum, Andréa Lessa Benedet, Juan Lantero Rodriguez, T. A. Day, J. Vanbrabant, E. Stoops, E. Vanmechelen, G. Triana-Baltzer, S. Moughadam, H. Kolb, P. Ortiz-Romero, Thomas Karikari, C. Minguillon, J. J. H. Sanchez, I. Navalpotro-Gomez, O. Grau-Rivera, R. M. Manero, V. Puente-Periz, R. de la Torre, J. Roquer, J. L. Dage, Henrik Zetterberg, Kaj Blennow, M. Suarez-Calvet
Alzheimers & Dementia - 2023 -
Longitudinal changes in Alzheimer's-related plasma biomarkers and brain
amyloid
M. Bilgel, Y. An, K. A. Walker, A. R. Moghekar, Nicholas J. Ashton, Przemyslaw R. Kac, Thomas Karikari, Kaj Blennow, Henrik Zetterberg, B. M. Jedynak, M. Thambisetty, L. Ferrucci, S. M. Resnick
Alzheimers & Dementia - 2023 -
Association of Serum Brain-Derived Tau With Clinical Outcome and Longitudinal Change in Patients With Severe Traumatic Brain
Injury.
Fernando Gonzalez-Ortiz, Maciej Dulewicz, Nicholas J. Ashton, Przemyslaw R. Kac, Henrik Zetterberg, Emma Andersson, Yara Yakoub, Jörg Hanrieder, Michael Turton, Peter Harrison, Bengt Nellgård, Thomas Karikari, Kaj Blennow
JAMA network open - 2023 -
Plasma p-tau212: antemortem diagnostic performance and prediction of autopsy verification of Alzheimer's disease
neuropathology.
Przemyslaw R. Kac, Fernándo González-Ortiz, Andreja Emeršič, Maciej Dulewicz, Srinivas Koutarapu, Michael Turton, Yang An, Denis Smirnov, Agnieszka Kulczyńska-Przybik, Vijay Varma, Nicholas J. Ashton, Laia Montoliu-Gaya, Elena Camporesi, Izabela Winkel, Bogusław Paradowski, Abhay Moghekar, Juan C Troncoso, Gunnar Brinkmalm, Susan M Resnick, Barbara Mroczko, Hlin Kvartsberg, Milica Gregorič Kramberger, Jörg Hanrieder, Saša Čučnik, Peter Harrison, Henrik Zetterberg, Piotr Lewczuk, Madhav Thambisetty, Uroš Rot, Douglas Galasko, Kaj Blennow, Thomas Karikari
medRxiv : the preprint server for health sciences - 2023 -
Plasma and cerebrospinal fluid glial fibrillary acidic protein levels in adults with Down syndrome: a longitudinal cohort
study
Laia Montoliu-Gaya, D. Alcolea, Nicholas J. Ashton, J. Pegueroles, J. Levin, B. Bosch, Juan Lantero Rodriguez, M. Carmona-Iragui, O. Wagemann, M. Balasa, Przemyslaw R. Kac, I. Barroeta, A. Llado, Wagner Scheeren Brum, L. Videla, Fernando Gonzalez-Ortiz, B. Benejam, J. J. A. Martinez, Thomas Karikari, G. Nubling, A. Bejanin, Andréa Lessa Benedet, R. Blesa, A. Lleo, Kaj Blennow, R. Sanchez-Valle, Henrik Zetterberg, J. Fortea
eBioMedicine - 2023 -
Plasma phospho-tau in Alzheimer's disease: towards diagnostic and therapeutic trial
applications
Fernando Gonzalez-Ortiz, Przemyslaw R. Kac, Wagner Scheeren Brum, Henrik Zetterberg, Kaj Blennow, Thomas Karikari
Molecular Neurodegeneration - 2023 -
Brain-derived tau: a novel blood-based biomarker for Alzheimer's disease-type
neurodegeneration.
Fernando Gonzalez-Ortiz, Michael Turton, Przemyslaw R. Kac, Denis Smirnov, Enrico Premi, Roberta Ghidoni, Luisa Benussi, Valentina Cantoni, Claudia Saraceno, Jasmine Rivolta, Nicholas J. Ashton, Barbara Borroni, Douglas Galasko, Peter Harrison, Henrik Zetterberg, Kaj Blennow, Thomas Karikari
Brain : a journal of neurology - 2022 -
Diagnostic value of serum versus plasma phospho-tau for Alzheimer's
disease
Przemyslaw R. Kac, Fernando Gonzalez-Ortiz, Joel Simrén, N. Dewit, E. Vanmechelen, Henrik Zetterberg, Kaj Blennow, Nicholas J. Ashton, Thomas Karikari
Alzheimer's Research & Therapy - 2022