Polina Timofeeva

ORCID: 0000-0002-1875-3444
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About
Contact & Profiles
Research Areas
  • Neurobiology of Language and Bilingualism
  • Neural dynamics and brain function
  • Neural and Behavioral Psychology Studies
  • Functional Brain Connectivity Studies
  • Fractal and DNA sequence analysis
  • Reading and Literacy Development
  • EEG and Brain-Computer Interfaces
  • Language Development and Disorders
  • Neural Networks and Applications
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Cerebrovascular and Carotid Artery Diseases
  • Language and cultural evolution
  • Action Observation and Synchronization
  • Meningioma and schwannoma management
  • Acute Ischemic Stroke Management

Basque Center on Cognition, Brain and Language
2020-2024

University of the Basque Country
2020-2024

New York Academy of Sciences
2024

Middle East Institute
2024

Liechtenstein Institute
2024

Hudson Institute
2024

John Wiley & Sons (Germany)
2024

Moss Landing Marine Laboratories
2024

Ikerbasque
2020

Picture naming tasks are currently the gold standard for identifying and preserving language-related areas during awake brain surgery. With multilingual populations increasing worldwide, patients frequently need to be tested in more than one language. There is still no reliable testing instrument, as available batteries have been developed specific languages. Heterogeneity selection criteria stimuli leads differences, example, size, color, image quality, even names associated with pictures,...

10.3758/s13428-020-01467-4 article EN cc-by Behavior Research Methods 2020-09-08

Abstract Words representing objects (nouns) and words actions (verbs) are essential components of speech across languages. While there is evidence regarding the organizational principles governing neural representation nouns verbs in monolingual speakers, little known about how this knowledge represented bilingual brain. To address gap, we recorded neuromagnetic signals while highly proficient Spanish–Basque bilinguals performed a picture-naming task tracked brain oscillatory dynamics...

10.1038/s41598-021-04737-z article EN cc-by Scientific Reports 2022-01-14

Abstract Recent evidence suggests that damage to the language network triggers its functional reorganization. Yet, spectro‐temporal fingerprints of this plastic rearrangement and relation anatomical changes is less well understood. Here, we combined magnetoencephalographic recordings with a proxy measure white matter investigate oscillatory activity supporting plasticity structural reshaping. First, cortical dynamics were acquired in group healthy controls during object action naming....

10.1002/hbm.25328 article EN cc-by-nc-nd Human Brain Mapping 2020-12-24

Abstract The role of the left temporoparietal cortex in speech production has been extensively studied during native language processing, proving crucial controlled lexico-semantic retrieval under varying cognitive demands. Yet, its bilinguals, fluent both and second languages, remains poorly understood. Here, we employed continuous theta burst stimulation to disrupt neural activity posterior middle-temporal gyrus (pMTG) angular (AG) while Italian–Friulian bilinguals performed a cued...

10.1093/cercor/bhae188 article EN Cerebral Cortex 2024-05-01

Abstract Bilinguals with a high proficiency in their first (L1) and second language (L2) often show comparable reaction times when switching from L1 to L2 vice-versa (“symmetrical switch costs”). However, the neurophysiological signatures supporting this effect are not well understood. Here, we ran two separate experiments assessed behavioral MEG responses highly proficient Spanish-Basque bilinguals while they overtly name pictures mixed-language context. In experiment, were slower naming...

10.1038/s41598-023-34895-1 article EN cc-by Scientific Reports 2023-05-12

Abstract Can lifelong bilingualism be robustly decoded from intrinsic brain connectivity? we determine, using a spectrally resolved approach, the oscillatory networks that better predict dual‐language experience? We recorded resting‐state magnetoencephalographic activity in highly proficient Spanish‐Basque bilinguals and Spanish monolinguals, calculated functional connectivity at canonical frequency bands, derived topological network properties graph analysis. These features were fed into...

10.1111/nyas.15113 article EN cc-by-nc-nd Annals of the New York Academy of Sciences 2024-02-28

Abstract Picture naming tasks are currently the gold standard for identifying and preserving language-related areas during awake brain surgery. With multilingual populations increasing worldwide, patients frequently need to be tested in more than one language. There is still no reliable testing instrument, as available batteries have been developed specific languages. Heterogeneity selection criteria stimuli leads differences, example, size, color, image quality, even names associated with...

10.1101/2020.02.20.957282 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2020-02-21
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