Sihua Xu

ORCID: 0000-0002-4228-2830
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About
Contact & Profiles
Research Areas
  • Neural and Behavioral Psychology Studies
  • Decision-Making and Behavioral Economics
  • Behavioral Health and Interventions
  • Mental Health Research Topics
  • Functional Brain Connectivity Studies
  • Sleep and Work-Related Fatigue
  • EEG and Brain-Computer Interfaces
  • Neural dynamics and brain function
  • Cardiomyopathy and Myosin Studies
  • Hearing Loss and Rehabilitation
  • Action Observation and Synchronization
  • Technology Adoption and User Behaviour
  • Force Microscopy Techniques and Applications
  • Death Anxiety and Social Exclusion
  • Muscle Physiology and Disorders
  • Psychology of Moral and Emotional Judgment
  • Pelvic floor disorders treatments
  • Heart Rate Variability and Autonomic Control
  • Optical Imaging and Spectroscopy Techniques
  • Blood Pressure and Hypertension Studies
  • Sleep and related disorders
  • Urinary Bladder and Prostate Research
  • Biochemical effects in animals
  • Gambling Behavior and Treatments
  • Mind wandering and attention

Shanghai International Studies University
2016-2025

Huaibei Normal University
2022-2024

University of Pennsylvania
2016-2023

Guangdong University Of Finances and Economics
2007-2019

Guangdong University of Finance
2015-2019

Sun Yat-sen University
2013-2015

National Institutes of Health
1997-2002

Boston College
1997

National Institute of Arthritis and Musculoskeletal and Skin Diseases
1997

Shanghai First People's Hospital
1994

Purpose Live-streaming platforms emphasize dynamic social interaction and fan engagement. Users integrate into the live-streaming community through continuous learning activities, such as sending bullet comments, reviewing comments interacting with celebrities. However, comprehensive research on transactional intricacies of e-commerce from perspectives is still lacking. Design/methodology/approach Focusing behavior characteristics reference group represented by online celebrities fans in...

10.1108/mip-03-2024-0141 article EN Marketing Intelligence & Planning 2025-01-10

We examined the reliability of, and relationships among, Balloon Analogue Risk Task (BART), Delay Discounting (DDT), Iowa Gambling (IGT), with a group of healthy Chinese young adults. The BART DDT showed moderate to high test-retest across 3 test sessions conducted at 2-weekly intervals. However, IGT low for session 1 but 2 3. Between tasks, there were significant correlations only These findings support view that impulsivity is complex construct no single personality trait underlying...

10.2224/sbp.2013.41.3.477 article EN Social Behavior and Personality An International Journal 2013-04-01

Abstract Both real and hypothetical monetary rewards are widely used as reinforcers in risk taking decision making studies. However, whether modulate the same manner remains controversial. In this study, we event-related potentials (ERP) with a balloon analogue task (BART) paradigm to examine effects of on brain. Behavioral data showed reduced after negative feedback (money loss) during BART compared those rewards, suggesting increased loss aversion rewards. The ERP demonstrated larger...

10.1038/srep29520 article EN cc-by Scientific Reports 2016-07-07

Sleep deprivation significantly impairs a range of cognitive and brain function, particularly episodic memory the underlying hippocampal function. However, it remains controversial whether one or two nights recovery sleep following fully restores In this study, we used functional magnetic resonance imaging (fMRI) examined effects consecutive (20-hour time-in-bed) on resting-state connectivity deficits night total (TSD) in 39 healthy adults controlled in-laboratory protocol. TSD reduced...

10.1038/s41598-020-65086-x article EN cc-by Scientific Reports 2020-05-29

Sleep loss robustly disrupts mood and emotion regulation in healthy individuals but can have a transient antidepressant effect subset of patients with depression. The neural mechanisms underlying this paradoxical remain unclear. Previous studies suggest that the amygdala dorsal nexus (DN) play key roles depressive regulation. Here, we used functional MRI to examine associations between amygdala- DN-related resting-state connectivity alterations changes after one night total sleep deprivation...

10.1073/pnas.2214505120 article EN cc-by-nc-nd Proceedings of the National Academy of Sciences 2023-06-20

Humans may behave in different manners when making decisions with friends and strangers. Whether the interpersonal relationship characteristics of individuals group affected decision-making under uncertainty real-time interaction remains unknown. Using turn-based Balloon Analogue Risk Task (BART), present study examined propensity partners relationships orientations. Corresponding inter-brain synchronization (IBS) patterns at prefrontal cortex (PFC) were also uncovered fNIRS-based...

10.1016/j.neuroimage.2023.120043 article EN cc-by-nc-nd NeuroImage 2023-03-31

Expression of the C-terminal third chicken gizzard caldesmon in Escherichia coli, using Nagai vector (Nagai, K., and Thogersen, H.V. (1987) Methods Enzmol. 153, 461-481), produces a cII-caldesmon fusion protein (27 kDa) with sequence beginning at Lys579. Degradation during purification yields five peptides molecular masses 24, 22, 19 (two peptides), 15 kDa. The 24-kDa peptide begins Phe581; 22-kDa Leu597, two 19-kDa begin Phe581 Val629, respectively; 15-kDa also Val629. We estimate that one...

10.1016/s0021-9258(18)31566-7 article EN cc-by Journal of Biological Chemistry 1991-05-01

We compared individual and joint risk-based decision making using the Balloon Analogue Risk Task, with a focus on participants' (160 Chinese men) emotional experience during their Big Five personality traits as measured by NEO Five-Factor Inventory. found that, decision-making process, led to reduced risk taking increased earnings, brought greater sense of control, stronger feelings achievement happiness, regret for participants. The participants were related making; tended act differently...

10.2224/sbp.6541 article EN Social Behavior and Personality An International Journal 2017-05-04

Abstract Human decisions are more easily affected by a larger amount of money than smaller one. Although numerous studies have used hypothetical as incentives to motivate human behavior, the validity versus real monetary rewards remains controversial. In present study, we event-related potential (ERP) with balloon analogue risk task investigate how magnitudes and modulate risk-taking behavior feedback-related negativity (FRN). Behavioral data showed that participants were averse after...

10.1038/s41598-018-21820-0 article EN cc-by Scientific Reports 2018-02-21

Abstract With the ever-changing social environment, stress has exerted a substantial influence on interaction. The present study examined underlying cognitive and neural mechanism how acute affected real-time cooperative competitive interaction with four hypothesized path models. We used hyperscanning technique based functional near-infrared spectroscopy (fNIRS) device to examine brain-to-brain coherence within dyads engaging Pattern Game under manipulated through Trier Social Stress Test...

10.1093/scan/nsac005 article EN cc-by-nc Social Cognitive and Affective Neuroscience 2022-01-25

Sleep deprivation significantly reduces the ability to maintain a consistent alertness level and impairs vigilant attention. Previous studies have shown that longer inter-stimulus interval (ISI) are associated with faster reaction times (RTs) on Psychomotor Vigilance Test (PVT). However, whether how sleep interacts this ISI effect remains unclear.

10.1093/sleep/zsy189 article EN SLEEP 2018-09-28

Abstract Both pay out for all the trials (pay‐all) and only one randomly selected trial (pay‐one), are widely used in economics experiments to elicit choices from study participants. However, whether pay‐all pay‐one payments modulate risk‐taking decision‐making same manner remains controversial. In present study, we event‐related potentials (ERPs) with Balloon Analogue Risk Task (BART) investigate effects of on dynamic sequential behavior under uncertainty brain activity. Behavioral data...

10.1111/psyp.13510 article EN Psychophysiology 2019-12-03

Abstract The framing effect refers to the phenomenon that different descriptions of same option lead a shift in choice decision maker. Several studies have found emotional contexts irrelevant progress still influence on making. However, little is known about potential role outcome evaluation under uncertainty and related neural mechanisms. present study measured event‐related potentials (ERPs) capture time series brain activities during processing gain‐ loss‐framed choices outcomes primed...

10.1111/psyp.14207 article EN Psychophysiology 2022-11-02

Abstract People vary considerably in moral reasoning. According to Kohlberg’s theory, individuals who reach the highest level of post-conventional reasoning judge issues based on deeper principles and shared ideals rather than self-interest or adherence laws rules. Recent research has suggested involvement brain’s frontostriatal reward system judgments prosocial behaviors. However, it remains unknown whether is associated with differences function. Here, we combined arterial spin labeling...

10.1038/s41598-017-07115-w article EN cc-by Scientific Reports 2017-07-27

Understanding human risk taking and decision making behavior poses a major challenge for psychological economical research during the last decades. Although real or hypothetical monetary rewards are commonly used as reinforcers in previous studies, it remains controversial whether have same effects to motivate behavior. The recently developed balloon analogue task (BART) is laboratory-based paradigm offers an ecologically valid model objective measurement of propensity In present study,...

10.3724/sp.j.1041.2013.00874 article EN Acta Psychologica Sinica 2013-12-13
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