Brain imaging of language plasticity in adopted adults: can a second language replace the first? Export

@article{citeulike:2244853, abstract = {Do the neural circuits that subserve language acquisition lose plasticity as they become tuned to the maternal language? We tested adult subjects born in Korea and adopted by French families in childhood; they have become fluent in their second language and report no conscious recollection of their native language. In behavioral tests assessing their memory for Korean, we found that they do not perform better than a control group of native French subjects who have never been exposed to Korean. We also used event-related functional magnetic resonance imaging to monitor cortical activations while the Korean adoptees and native French listened to sentences spoken in Korean, French and other, unknown, foreign languages. The adopted subjects did not show any specific activations to Korean stimuli relative to unknown languages. The areas activated more by French stimuli than by foreign stimuli were similar in the Korean adoptees and in the French native subjects, but with relatively larger extents of activation in the latter group. We discuss these data in light of the critical period hypothesis for language acquisition.}, address = {INSERM U562, Service Hospitalier Fredrik Joliot, CEA/DSV/DRM, \& IFR49, 4 place du G\'{e}n\'{e}ral Leclerc, Orsay, France. pallier@lscp.ehess.fr}, author = {Pallier, C. and Dehaene, S. and Poline, J. B. and LeBihan, D. and Argenti, A. M. and Dupoux, E. and Mehler, J.}, citeulike-article-id = {2244853}, citeulike-linkout-0 = {http://view.ncbi.nlm.nih.gov/pubmed/12507946}, citeulike-linkout-1 = {http://www.hubmed.org/display.cgi?uids=12507946}, issn = {1047-3211}, journal = {Cereb Cortex}, keywords = {brain\_imaging, second\_language}, month = {February}, number = {2}, pages = {155--161}, posted-at = {2008-01-17 12:11:39}, priority = {2}, title = {Brain imaging of language plasticity in adopted adults: can a second language replace the first?}, url = {http://view.ncbi.nlm.nih.gov/pubmed/12507946}, volume = {13}, year = {2003} }

TY - JOUR ID - citeulike:2244853 L3 - citeulike-article-id:2244853 N2 - Do the neural circuits that subserve language acquisition lose plasticity as they become tuned to the maternal language? We tested adult subjects born in Korea and adopted by French families in childhood; they have become fluent in their second language and report no conscious recollection of their native language. In behavioral tests assessing their memory for Korean, we found that they do not perform better than a control group of native French subjects who have never been exposed to Korean. We also used event-related functional magnetic resonance imaging to monitor cortical activations while the Korean adoptees and native French listened to sentences spoken in Korean, French and other, unknown, foreign languages. The adopted subjects did not show any specific activations to Korean stimuli relative to unknown languages. The areas activated more by French stimuli than by foreign stimuli were similar in the Korean adoptees and in the French native subjects, but with relatively larger extents of activation in the latter group. We discuss these data in light of the critical period hypothesis for language acquisition. IS - 2 JF - Cereb Cortex SN - 1047-3211 AD - INSERM U562, Service Hospitalier Fredrik Joliot, CEA/DSV/DRM, & IFR49, 4 place du Général Leclerc, Orsay, France. pallier@lscp.ehess.fr EP - 161 TI - Brain imaging of language plasticity in adopted adults: can a second language replace the first? VL - 13 SP - 155 KW - brain_imaging KW - second_language AU - Pallier, C AU - Dehaene, S AU - Poline, JB AU - LeBihan, D AU - Argenti, AM AU - Dupoux, E AU - Mehler, J PY - 2003/02// UR - http://view.ncbi.nlm.nih.gov/pubmed/12507946 ER -