Auditory Cortical Tuning to Statistical Regularities in Phonology Export

@article{Bonte2005, abstract = {Ample behavioral evidence suggests that distributional properties of the language environment influence the processing of speech. Yet, how these characteristics are reflected in neural processes remains largely unknown. The present ERP study investigates neurophysiological correlates of phonotactic probability: the distributional frequency of phoneme combinations. We employed an ERP measure indicative of experience-dependent auditory memory traces, the mismatch negativity (MMN). We presented pairs of non-words that differed by the degree of phonotactic probability in a modified passive oddball design that minimizes the contribution of acoustic processes. In Experiment 1 the non-word with high phonotactic probability ( notsel ) elicited a significantly enhanced MMN as compared to the non-word with low phonotactic probability ( notkel ). In Experiment 2 this finding was replicated with a non-word pair with a smaller acoustic difference ( notsel – notfel ). An MMN enhancement was not observed in a third acoustic control experiment with stimuli having comparable phonotactic probability ( so – fo ). Our data suggest that auditory cortical responses to phoneme clusters are modulated by statistical regularities of phoneme combinations. This study indicates that the language environment is relevant in shaping the neural processing of speech. Furthermore, it provides a potentially useful design for investigating implicit phonological processing in children with anomalous language functions like dyslexia.}, author = {Bonte, Milene L. and Mitterer, Holger and Zellagui, Nadia and Poelmans, Hanne and Blomert, Leo}, citeulike-article-id = {4220626}, citeulike-linkout-0 = {http://dx.doi.org/10.1016/j.clinph.2005.08.012}, citeulike-linkout-1 = {http://linkinghub.elsevier.com/retrieve/pii/S1388245705003445}, doi = {10.1016/j.clinph.2005.08.012}, issn = {13882457}, journal = {Clinical Neurophysiology}, keywords = {erp, lexicon, phonotactics}, month = {December}, number = {12}, pages = {2765--2774}, posted-at = {2009-03-25 20:39:48}, priority = {5}, title = {Auditory Cortical Tuning to Statistical Regularities in Phonology}, url = {http://dx.doi.org/10.1016/j.clinph.2005.08.012}, volume = {116}, year = {2005} }

TY - JOUR ID - Bonte2005 L3 - citeulike-article-id:4220626 N2 - Ample behavioral evidence suggests that distributional properties of the language environment influence the processing of speech. Yet, how these characteristics are reflected in neural processes remains largely unknown. The present ERP study investigates neurophysiological correlates of phonotactic probability: the distributional frequency of phoneme combinations. We employed an ERP measure indicative of experience-dependent auditory memory traces, the mismatch negativity (MMN). We presented pairs of non-words that differed by the degree of phonotactic probability in a modified passive oddball design that minimizes the contribution of acoustic processes. In Experiment 1 the non-word with high phonotactic probability ( notsel ) elicited a significantly enhanced MMN as compared to the non-word with low phonotactic probability ( notkel ). In Experiment 2 this finding was replicated with a non-word pair with a smaller acoustic difference ( notsel – notfel ). An MMN enhancement was not observed in a third acoustic control experiment with stimuli having comparable phonotactic probability ( so – fo ). Our data suggest that auditory cortical responses to phoneme clusters are modulated by statistical regularities of phoneme combinations. This study indicates that the language environment is relevant in shaping the neural processing of speech. Furthermore, it provides a potentially useful design for investigating implicit phonological processing in children with anomalous language functions like dyslexia. IS - 12 JF - Clinical Neurophysiology SN - 13882457 EP - 2774 TI - Auditory Cortical Tuning to Statistical Regularities in Phonology VL - 116 SP - 2765 KW - erp KW - lexicon KW - phonotactics AU - Bonte, Milene AU - Mitterer, Holger AU - Zellagui, Nadia AU - Poelmans, Hanne AU - Blomert, Leo PY - 2005/December// UR - http://dx.doi.org/10.1016/j.clinph.2005.08.012 ER -