Results 11 to 20 of about 575,882 (296)

Estimating Tail Risk in Ultra-High-Frequency Cryptocurrency Data

International Journal of Financial Studies
Understanding the density of possible prices in one-minute intervals provides traders, investors, and financial institutions with the data necessary for making informed decisions, managing risk, optimizing trading strategies, and enhancing the overall ...
Kostas Giannopoulos, Ramzi Nekhili, Christos Christodoulou-Volos   +2 more
doaj   +2 more sources

Differential trajectories of tobacco smoking in people at ultra-high risk for psychosis: Associations with clinical outcomes

Frontiers in Psychiatry, 2022
ObjectivePeople at ultra-high risk (UHR) for psychosis have a high prevalence of tobacco smoking, and rates are even higher among the subgroup that later develop a psychotic disorder.
Frederike Schirmbeck, Els van der Ven, Lindy-Lou Boyette, Philip McGuire, Lucia R. Valmaggia, Matthew J. Kempton, Mark van der Gaag, Anita Riecher-Rössler, Neus Barrantes-Vidal, Neus Barrantes-Vidal, Barnaby Nelson, Barnaby Nelson, Marie-Odile Krebs, Stephan Ruhrmann, Gabriele Sachs, Bart P. F. Rutten, Merete Nordentoft, EU-GEI High Risk Study Group, Lieuwe de Haan, Jentien M. Vermeulen, Maria Calem, Stefania Tognin, Gemma Modinos, Sara Pisani, Emily P. Hedges, Eva Velthorst, Tamar C. Kraan, Daniella S. van Dam, Nadine Burger, Athena Politis, Joanne Goodall, Stefan Borgwardt, Erich Studerus, Ary Gadelha, Elisa Brietzke, Graccielle Asevedo, Elson Asevedo, Andre Zugman, Tecelli Domínguez-Martínez, Manel Monsonet, Lidia Hinojosa, Paula Cristóbal, Thomas R. Kwapil, Mathilde Kazes, Claire Daban, Julie Bourgin, Olivier Gay, Célia Mam-Lam-Fook, Dorte Nordholm, Lasse Randers, Kristine Krakauer, Louise Birkedal Glenthøj, Dominika Gebhard, Julia Arnhold, Joachim Klosterkötter, Iris Lasser, Bernadette Winklbaur, Philippe A. Delespaul   +57 more
doaj   +1 more source

Oxidative Stress and Emergence of Psychosis

Antioxidants, 2022
Treatment and prevention strategies for schizophrenia require knowledge about the mechanisms involved in the psychotic transition. Increasing evidence suggests a redox imbalance in schizophrenia patients. This narrative review presents an overview of the
Victoria Rambaud, Aude Marzo, Boris Chaumette   +2 more
doaj   +1 more source

Effect of Shi-Zhen-An-Shen herbal formula granule in the treatment of young people at ultra-high risk for psychosis: a pilot study

Frontiers in Psychiatry, 2023
IntroductionTo date, there is no conclusive evidence for early interventions on ultra-high risk (UHR) for psychosis. The Chinese herbal medicine is confirmed to be beneficial in improving psychiatric symptoms and cognitive impairments for schizophrenia ...
Hong Zhu, Hong Zhu, Yanzhe Ning, Yanzhe Ning, Sisi Zheng, Sisi Zheng, Sitong Feng, Sitong Feng, Linrui Dong, Linrui Dong, Hongxiao Jia, Hongxiao Jia   +11 more
doaj   +1 more source

Relationship between White Matter Alterations and Pathophysiological Symptoms in Patients with Ultra-High Risk of Psychosis, First-Episode, and Chronic Schizophrenia

Brain Sciences, 2022
Some symptoms of schizophrenia might be present before full-blown psychosis, so white matter changes must be studied both in individuals with emerging psychosis and chronic schizophrenia.
Katarzyna Waszczuk, Ernest Tyburski, Katarzyna Rek-Owodziń, Piotr Plichta, Krzysztof Rudkowski, Piotr Podwalski, Maksymilian Bielecki, Monika Mak, Adrianna Bober, Błażej Misiak, Leszek Sagan, Anna Michalczyk, Jolanta Kucharska-Mazur, Jerzy Samochowiec   +13 more
doaj   +1 more source

Towards Clinically Relevant Oculomotor Biomarkers in Early Schizophrenia

Frontiers in Behavioral Neuroscience, 2021
In recent years, psychiatric research has focused on the evaluation and implementation of biomarkers in the clinical praxis. Oculomotor function deviances are among the most consistent and replicable cognitive deficits in schizophrenia and have been ...
Fotios Athanasopoulos, Fotios Athanasopoulos, Orionas-Vasilis Saprikis, Orionas-Vasilis Saprikis, Myrto Margeli, Myrto Margeli, Christoph Klein, Christoph Klein, Christoph Klein, Nikolaos Smyrnis, Nikolaos Smyrnis   +10 more
doaj   +1 more source

Can Peripheral Blood-Derived Gene Expressions Characterize Individuals at Ultra-high Risk for Psychosis?

Computational Psychiatry, 2017
The ultra-high risk (UHR) state was originally conceived to identify individuals at imminent risk of developing psychosis. Although recent studies have suggested that most individuals designated UHR do not, they constitute a distinctive group, exhibiting
Wilson Wen Bin Goh, Judy Chia-Ghee Sng, Jie Yin Yee, Yuen Mei See, Tih-Shih Lee, Limsoon Wong, Jimmy Lee   +6 more
doaj   +1 more source

Social and spatial heterogeneity in psychosis proneness in a multilevel case-prodrome-control study [PDF]

, 2014
To test whether spatial and social neighbourhood patterning of people at ultra-high risk (UHR) of psychosis differs from first-episode psychosis (FEP) participants or controls and to determine whether exposure to different social environments is evident ...
Aguilar, E, Crane, CM, Jones, PB, Kabacs, N, Kirkbride, JB, Metastasio, A, Perez, J, Stochl, J, Theegala, S, Webster, R, Zimbrón, J   +10 more
core   +1 more source

The Attenuated Psychosis Syndrome and Facial Affect Processing in Adolescents With and Without Autism

Frontiers in Psychiatry, 2020
BackgroundAutism and schizophrenia spectrum disorders both represent severely disabling neurodevelopmental disorders with marked impairments in social functioning. Despite an increased incidence of psychosis in autism, and substantial overlap in symptoms
Arija Maat, Sebastian Therman, Hanna Swaab, Tim Ziermans   +3 more
doaj   +1 more source

Longitudinal Structural MRI Findings in Individuals at Genetic and Clinical High Risk for Psychosis: A Systematic Review

Frontiers in Psychiatry, 2021
Background: Several cross-sectional studies report brain structure differences between healthy volunteers and subjects at genetic or clinical high risk of developing schizophrenia.
Kate Merritt, Pedro Luque Laguna, Ayela Irfan, Anthony S. David   +3 more
doaj   +1 more source