• Association Between Amygdala Volume and Trajectories of Neuropsychiatric Symptoms in Alzheimer’s Disease and Dementia With Lewy Bodies 

      Jaramillo-Jiménez, Alberto; Melvær, Giil Lasse; Tovar-Rios, Diego Alejandro; Borda, Miguel Germán; Ferreira, Daniel; Brønnick, Kolbjørn Kallesten; Oppedal, Ketil; Aarsland, Dag (Journal article; Peer reviewed, 2021)
      Introduction: The amygdala is implicated in psychiatric illness. Even as the amygdala undergoes significant atrophy in mild dementia, amygdala volume is underexplored as a risk factor for neuropsychiatric symptoms ...
    • The association between aspects of carer distress and time until nursing home admission in persons with Alzheimer’s disease and dementia with Lewy bodies 

      Terum, Toril Marie; Rongve, Arvid; Testad, Ingelin; Aarsland, Dag; Svendsboe, Ellen J; Andersen, John Roger (Journal article; Peer reviewed, 2020)
      Objective: The aim of this study was to explore the association between specific aspects of carer distress and time until nursing home admission (NHA) in people with mild dementia. Design: Prospective cohort ...
    • Augmented reality versus standard tests to assess cognition and function in early Alzheimer’s disease 

      Muurling, Marijn; de Boer, Casper; Vairavan, Srinivasan; Harms, Robbert L.; Chadha, Antonella Santuccione; Tarnanas, Ioannis; Luis, Estefania Vilarino; Religa, Dorota; Gjestsen, Martha Therese; Galluzzi, Samantha; Ibarria Sala, Marta; Koychev, Ivan; Hausner, Lucrezia; Gkioka, Mara; Aarsland, Dag; Visser, Pieter Jelle; Brem, Anna-Katharine (Journal article; Peer reviewed, 2023)
      Augmented reality (AR) apps, in which the virtual and real world are combined, can recreate instrumental activities of daily living (IADL) and are therefore promising to measure cognition needed for IADL in early Alzheimer’s ...
    • Benzodiazepines and antidepressants: Effects on cognitive and functional decline in Alzheimer's disease and Lewy body dementia 

      Borda, Miguel Germán; Jaramillo-Jiménez, Alberto; Oesterhus, Ragnhild; Santacruz, José Manuel; Tovar-Rios, Diego Alejandro; Sønnesyn, Hogne; Cano-Gutierrez, Carlos Alberto; Vik‐Mo, Audun Osland; Aarsland, Dag (Journal article; Peer reviewed, 2021-12-31)
      Objectives We aim to study the effects of the prescription of benzodiazepines and antidepressants on cognitive and functional decline in older adults living with Alzheimer's disease (AD) and Lewy body dementia (LBD) over ...
    • Brain amyloid and vascular risk are related to distinct white matter hyperintensity patterns 

      Pålhaugen, Lene; Sudre, Carole H; Teceläo, Sandra Raquel Ramos; Nakling, Arne; Almdahl, Ina Selseth; Kalheim, Lisa Flem; Cardoso, M Jorge; Johnsen, Stein Harald; Rongve, Arvid; Aarsland, Dag; Bjørnerud, Atle; Selnes, Per; Fladby, Tormod (Journal article; Peer reviewed, 2020)
      White matter hyperintensities (WMHs) are associated with vascular risk and Alzheimer’s disease. In this study, we examined relations between WMH load and distribution, amyloid pathology and vascular risk in 339 controls ...
    • Clinical outcome measures in dementia with Lewy bodies trials: critique and recommendations 

      Rodriguez-Porcel, Federico; Wyman-Chick, Kathryn A.; Abdelnour Ruiz, Carla; Toledo, Jon B.; Ferreira, Daniel; Urwyler, Prabitha; Weil, Rimona S.; Kane, Joseph; Pilotto, Andrea; Rongve, Arvid; Boeve, Bradley; Taylor, John-Paul; McKeith, Ian; Aarsland, Dag; Lewis, Simon J. G. (Journal article; Peer reviewed, 2022)
      The selection of appropriate outcome measures is fundamental to the design of any successful clinical trial. Although dementia with Lewy bodies (DLB) is one of the most common neurodegenerative conditions, assessment of ...
    • Common variants in Alzheimer’s disease and risk stratification by polygenic risk scores 

      de Rojas, Itziar; Moreno-Grau, Sonia; Tesi, Niccolo; Grenier-Boley, Benjamin; Andrade, Victor; Jansen, Iris E.; Rongve, Arvid; Aarsland, Dag; Selbæk, Geir; Saltvedt, Ingvild; Sando, Sigrid Botne; Djurovic, Srdjan; Andreassen, Ole; Pedersen, Nancy L.; Stringa, Najada; Zettergren, Anna; Hernández, Isabel; Montrreal, Laura; Antunez, Carmen; Antonell, Anna; Tankard, Rick; Bis, Joshua C.; Sims, Rebecca; Bellenguez, Celine; Quintela, Inés; González-Pérez, Antonio; Calero, Miguel; Franco-Macias, Emilio; Macias, Juan; Blesa, Rafael; Cervera-Carles, Laura; Menendez-Gonzalez, Manuel; Frank-Garcia, Ana; Royo, José Luis; Moreno, Fermin; Vilas, Raquel Huerto; Baquero, Miquel; Diez-Fairen, Monica; Lage, Carmen; García-Madrona, Sebastian; Garcia-Gonzalez, Pablo; Alarcón-Martín, Emilio; Valero, Sergi; Sotolongo-Grau, Oscar; Ullgren, Abbe; Naj, Adam C.; Lemstra, Afina W.; Benaque, Alba; Perez-Cordon, Alba; Benussi, Alberto; Rabano, Alberto (Journal article; Peer reviewed, 2021)
      Genetic discoveries of Alzheimer’s disease are the drivers of our understanding, and together with polygenetic risk stratification can contribute towards planning of feasible and efficient preventive and curative clinical ...
    • Differentiating traits and states identifies the importance of chronic neuropsychiatric symptoms for cognitive prognosis in mild dementia 

      Melvær, Giil Lasse; Aarsland, Dag; Vik-Mo, Audun Osland (Journal article; Peer reviewed, 2021)
      Introduction Neuropsychiatric symptoms (NPS) in dementia are associated with poor cognitive outcomes in longitudinal studies. Whether this is due to differences in symptom burden between persons (BP) or changes within ...
    • Effects of purified anthocyanins in people at risk for dementia: Study protocol for a phase II randomized controlled trial 

      Khalifa, Khadija; Bergland, Anne Katrine; Sønnesyn, Hogne; Oppedal, Ketil; Oesterhus, Ragnhild; Dalen, Ingvild; Larsen, Alf Inge; Fladby, Tormod; Brooker, Helen; Wesnes, Keith A.; Ballard, Clive; Aarsland, Dag (Journal article; Peer reviewed, 2020)
      Background: The number of people with dementia is increasing, with huge challenges for society and health-care systems. There are no disease-modifying therapies available. There is, therefore, an urgent need to identify ...
    • Inflammatory biomarkers in newly diagnosed patients with Parkinson’s disease and related neurodegenerative disorders 

      Pedersen, Camilla Christina; Ushakova, Anastasia; Skogseth, Ragnhild Eide; Alves, Guido Werner; Tysnes, Ole-Bjørn; Aarsland, Dag; Lange, Johannes; Maple-Grødem, Jodi (Journal article; Peer reviewed, 2023)
      Background and Objectives Neuroinflammation contributes to Parkinson disease (PD) pathology, and inflammatory biomarkers may aid in PD diagnosis. Proximity extension assay (PEA) technology is a promising method for multiplex ...
    • Kynurenines, Neuropsychiatric Symptoms, and Cognitive Prognosis in Patients with Mild Dementia 

      Solvang, Stein-Erik Hafstad; Nordrehaug, Jan Erik; Aarsland, Dag; Lange, Johannes; Ueland, Per Magne; McCann, Adrian; Midttun, Øivind; Tell, Grethe S.; Melvær, Giil Lasse (Journal article; Peer reviewed, 2019)
      Introduction: Circulating tryptophan (Trp) and its downstream metabolites, the kynurenines, are potentially neuroactive. Consequently, they could be associated with neuropsychiatric symptoms and cognitive prognosis in ...
    • New insights into the genetic etiology of Alzheimer's disease and related dementias 

      Bellenguez, Céline; Küçükali, Fahri; Jansen, Iris E.; Kleineidam, Luca; Moreno-Grau, Sonia; Amin, Najaf; Naj, Adam C.; Campos-Martin, Rafael; Grenier-Boley, Benjamin; Andrade, Victor; Holmans, Peter A.; Boland, Anne; Damotte, Vincent; van der Lee, Sven J.; Costa, Marcos R.; Kuulasmaa, Teemu; Yang, Qiong; de Rojas, Itziar; Bis, Joshua C.; Yaqub, Amber; Prokic, Ivana; Chapuis, Julien; Ahmad, Shahzad; Giedraitis, Vilmantas; Aarsland, Dag; Garcia-Gonzalez, Pablo; Abdelnour, Carla; Alarcón-Martín, Emilio; Alcolea, Daniel; Alegret, Montserrat; Alvarez, Ignacio; Álvarez, Victoria; Armstrong, Nicola J.; Tsolaki, Anthoula; Antúnez, Carmen; Appollonio, Ildebrando; Arcaro, Marina; Archetti, Silvana; Pastor, Alfonso Arias; Arosio, Beatrice; Athanasiu, Lavinia; Bailly, Henri; Banaj, Nerisa; Baquero, Miquel; Barral, Sandra; Beiser, Alexa; Pastor, Ana Belén; Below, Jennifer E.; Benchek, Penelope; Benussi, Luisa; Berr, Claudine; Besse, Céline; Bessi, Valentina; Binetti, Giuliano; Bizarro, Alessandra; Blesa, Rafael; Boada, Mercè; Boerwinkle, Eric; Borroni, Barbara; Boschi, Silvia; Bossù, Paola; Bråthen, Geir; Bressler, Jan; Bresner, Catherine; Brodaty, Henry; Brookes, Keeley J.; Brusco, Luis Ignacio; Buiza-Rueda, Dolores; Bûrger, Katharina; Burholt, Vanessa; Bush, William S.; Calero, Miguel; Cantwell, Laura B.; Chene, Geneviève; Chung, Jaeyoon; Cuccaro, Michael L.; Carracedo, Ángel; Cecchetti, Roberta; Cervera-Carles, Laura; Charbonnier, Camille; Chen, Hung-Hsin; Chillotti, Caterina; Ciccone, Simona; Claassen, Jurgen A H R; Clark, Christopher; Conti, Elisa; Corma-Gómez, Anaïs; Costantini, Emanuele; Custodero, Carlo; Daian, Delphine; Dalmasso, Maria Carolina; Daniele, Antonio; Dardiotis, Efthimios; Dartigues, Jean-François; de Deyn, Peter Paul; de Paiva Lopes, Katia; de Witte, Lot D.; Debette, Stéphanie; Deckert, Jürgen; Del Ser, Teodoro; Denning, Nicola; DeStefano, Anita; Dichgans, Martin; Diehl-Schmid, Janine; Diez-Fairen, Mónica; Rossi, Paolo Dionigi; Djurovic, Srdjan; Duron, Emmanuelle; Düzel, Emrah; Dufouil, Carole; Eiriksdottir, Gudny; Engelborghs, Sebastiaan; Escott-Price, Valentina; Espinosa, Ana; Ewers, Michael; Faber, Kelley M.; Fabrizio, Tagliavini; Nielsen, Sune Fallgaard; Fardo, David W.; Farotti, Lucia; Fenoglio, Chiara; Fernández-Fuertes, Marta; Ferrari, Raffaele; Ferreira, Catarina B.; Ferri, Evelyn; Fin, Bertrand; Fischer, Peter; Fladby, Tormod; Fließbach, Klaus; Fongang, Bernard; Fornage, Myriam; Fortea, Juan; Foroud, Tatiana M.; Fostinelli, Silvia; Fox, Nick C.; Franco-Macías, Emlio; Bullido, María J; Frank-García, Ana; Froelich, Lutz; Fulton-Howard, Brian; Galimberti, Daniela; García-Alberca, Jose Maria; García-González, Pablo; Garcia-Madrona, Sebastian; Garcia-Ribas, Guillermo; Ghidoni, Roberta; Giegling, Ina; Giorgio, Giaccone; Goate, Alison M.; Goldhardt, Oliver; Gomez-Fonseca, Duber; González-Pérez, Antonio; Graff, Caroline; Grande, Giulia; Green, Emma; Grimmer, Timo; Grünblatt, Edna; Grunin, Michelle; Gudnason, Vilmundur; Guetta-Baranes, Tamar; Haapasalo, Annakaisa; Hadjigeorgiou, Georgios; Haines, Jonathan L.; Hamilton-Nelson, Kara L.; Hampel, Harald; Hanon, Olivier; Hardy, John; Hartmann, Annette M.; Hausner, Lucrezia; Harwood, Janet; Heilmann-Heimbach, Stefanie; Helisalmi, Seppo; Heneka, Michael T.; Hernández, Isabel; Herrmann, Martin J.; Hoffmann, Per; Holmes, Clive; Holstege, Henne; Vilas, Raquel Huerto; Hulsman, Marc; Humphrey, Jack; Biessels, Geert Jan; Jian, Xueqiu; Johansson, Charlotte; Jun, Gyungah R.; Kastumata, Yuriko; Kauwe, John; Kehoe, Patrick G.; Kilander, Lena; Ståhlbom, Anne Kinhult; Kivipelto, Miia; Koivisto, Anne; Kornhuber, Johannes; Kosmidis, Mary H.; Kukull, Walter A.; Kuksa, Pavel P.; Kunkle, Brian W.; Kuzma, Amanda B.; Lage, Carmen; Laukka, Erika J.; Launer, Lenore; Lauria, Alessandra; Lee, Chien-Yueh; Lehtisalo, Jenni; Lerch, Ondrej; Lleó, Alberto; Longstreth, William; Lopez, Oscar; de Munain, Adolfo Lopez; Love, Seth; Löwemark, Malin; Luckcuck, Lauren; Lunetta, Kathryn L.; Ma, Yiyi; Macías, Juan; MacLeod, Catherine A.; Maier, Wolfgang; Mangialasche, Francesca; Spallazzi, Marco; Marquié, Marta; Marshall, Rachel; Martin, Eden R.; Montes, Angel Martín; Rodríguez, Carmen Martínez; Masullo, Carlo; Mayeux, Richard; Mead, Simon; Mecocci, Patrizia; Medina, Miguel; Meggy, Alun; Mehrabian, Shima; Mendoza, Silvia; Menéndez-González, Manuel; Mir, Pablo; Moebus, Susanne; Mol, Merel; Molina-Porcel, Laura; Montrreal, Laura; Morelli, Laura; Moreno, Fermin; Morgan, Kevin; Mosley, Thomas; Nöthen, Markus M.; Muchnik, Carolina; Mukherjee, Shubhabrata; Nacmias, Benedetta; Ngandu, Tiia; Nicolas, Gael; Nordestgaard, Børge G; Olaso, Robert; Orellana, Adelina; Orsini, Michela; Ortega, Gemma; Padovani, Alessandro; Paolo, Caffarra; Papenberg, Goran; Parnetti, Lucilla; Pasquier, Florence; Pastor, Pau; Peloso, Gina; Pérez-Cordón, Alba; Pérez-Tur, Jordi; Pericard, Pierre; Peters, Oliver; Pijnenburg, Yolande A L; Pineda, Juan A.; Piñol-Ripoll, Gerard; Pisanu, Claudia; Polak, Thomas; Popp, Julius; Posthuma, Danielle; Priller, Josef; Puerta, Raquel; Quenez, Olivier; Quintela, Inés; Thomassen, Jesper Qvist; Rábano, Alberto; Rainero, Innocenzo; Rajabli, Farid; Ramakers, Inez; Real, Luis M.; Reinders, Marcel J T; Reitz, Christiane; Reyes-Dumeyer, Dolly; Ridge, Perry; Riedel-Heller, Steffi; Riederer, Peter; Roberto, Natalia; Rodriguez-Rodriguez, Eloy; Rongve, Arvid; Allende, Irene Rosas; Rosende-Roca, Maitée; Royo, Jose Luis; Rubino, Elisa; Rujescu, Dan; Sáez, María Eugenia; Sakka, Paraskevi; Saltvedt, Ingvild; Sanabria, Ángela; Sánchez-Arjona, María Bernal; Sanchez-Garcia, Florentino; Juan, Pascual Sánchez; Sánchez-Valle, Raquel; Sando, Sigrid Botne; Sarnowski, Chloé; Satizabal, Claudia L.; Scamosci, Michela; Scarmeas, Nikolaos; Scarpini, Elio; Scheltens, Philip; Scherbaum, Norbert; Scherer, Martin; Schmid, Matthias; Schneider, Anja; Schott, Jonathan M.; Selbæk, Geir; Seripa, Davide; Serrano, Manuel; Sha, Jin; Shadrin, Alexey; Skrobot, Olivia; Slifer, Susan; Snijders, Gijsje J L; Soininen, Hilkka; Solfrizzi, Vincenzo; Solomon, Alina; Song, Yeunjoo; Sorbi, Sandro; Sotolongo-Grau, Oscar; Spalletta, Gianfranco; Spottke, Annika; Squassina, Alessio; Stordal, Eystein; Tartan, Juan Pablo; Tárraga, Lluís; Tesí, Niccolo; Thalamuthu, Anbupalam; Thomas, Tegos; Tosto, Giuseppe; Traykov, Latchezar; Tremolizzo, Lucio; Tybjærg-Hansen, Anne; Uitterlinden, Andre; Ullgren, Abbe; Ulstein, Ingun; Valero, Sergi; Valladares, Otto; Broeckhoven, Christine Van; Vance, Jeffery; Vardarajan, Badri N.; van der Lugt, Aad; Dongen, Jasper Van; van Rooij, Jeroen; van Swieten, John; Vandenberghe, Rik; Verhey, Frans; Vidal, Jean-Sébastien; Vogelgsang, Jonathan; Vyhnalek, Martin; Wagner, Michael; Wallon, David; Wang, Li-San; Wang, Ruiqi; Weinhold, Leonie; Wiltfang, Jens; Windle, Gill; Woods, Bob; Yannakoulia, Mary; Zare, Habil; Zhao, Yi; Zhang, Xiaoling; Zhu, Congcong; Zulaica, Miren; Farrer, Lindsay A.; Psaty, Bruce M.; Ghanbari, Mohsen; Raj, Towfique; Sachdev, Perminder; Mather, Karen; Jessen, Frank; Ikram, M Arfan; de Mendonça, Alexandre; Hort, Jakub; Tsolaki, Magda; Pericak-Vance, Margaret A.; Amouyel, Philippe; Williams, Julie; Frikke-Schmidt, Ruth; Clarimon, Jordi; Deleuze, Jean-François; Rossi, Giacomina; Seshadri, Sudha; Andreassen, Ole; Ingelsson, Martin; Hiltunen, Mikko; Sleegers, Kristel; Schellenberg, Gerard D.; van Duijn, Cornelia M.; Sims, Rebecca; van der Flier, Wiesje M.; Ruiz, Agustín; Ramirez, Alfredo; Lambert, Jean-Charles (Journal article; Peer reviewed, 2022)
      Characterization of the genetic landscape of Alzheimer’s disease (AD) and related dementias (ADD) provides a unique opportunity for a better understanding of the associated pathophysiological processes. We performed a ...
    • A Randomised Placebo-Controlled Study of Purified Anthocyanins on Cognition in Individuals at Increased Risk for Dementia 

      Aarsland, Dag; Khalifa, Khadija; Bergland, Anne Katrine; Sønnesyn, Hogne; Oppedal, Ketil; Holteng, Lise Birgitte Austbø; Oesterhus, Ragnhild; Nakling, Arne; Jarholm, Jonas Alexander; de Lucia, Chiara; Fladby, Tormod; Brooker, Helen; Dalen, Ingvild; Ballard, Clive (Journal article; Peer reviewed, 2023)
      Importance Identifying nutritional compounds which can reduce cognitive decline in older people is a hugely important topic. Objective To study the safety and effect of anthocyanins in maintaining cognitive functioning ...
    • Specific depressive symptoms are related with different patterns of alcohol use in community-dwelling older adults 

      Castellanos-Perilla, Nicolás; Borda, Miguel Germán; Cataño, Sara; Giraldo, Salomon; Vik-Mo, Audun Osland; Aarsland, Dag; Rao, Rahul Tony (Journal article; Peer reviewed, 2022)
      Objectives To explore how individual depressive symptoms might contribute to different patterns of alcohol consumption in Colombian older adults living in the community. Methods A Secondary analysis from a nationally ...
    • The Truth behind the Zeros: A New Approach to Principal Component Analysis of the Neuropsychiatric Inventory 

      Hellton, Kristoffer Herland; Cummings, Jeffrey; Vik-Mo, Audun Osland; Nordrehaug, Jan Erik; Aarsland, Dag; Selbæk, Geir; Melvær, Giil Lasse (Journal article; Peer reviewed, 2021)
      Psychiatric syndromes in dementia are often derived from the Neuropsychiatric Inventory (NPI) using principal component analysis (PCA). The validity of this statistical approach can be questioned, since the excessive ...