Publication

 

52. Seong-Hwan Hwang, Ji-Woo Lee, Sung-Phil Kim, Hyoung F. Kim

Efficient and dynamic neural geometry of value and modality encoding in the primate putamen for value-guided behavior

Nature Communications volume 16, Article number: 8266 (2025)

์˜์žฅ๋ฅ˜ ๋‡Œ ์‹ฌ๋ถ€ ์ง‘๋‹จ์‹ ๊ฒฝ์„ธํฌ ํ™œ์„ฑ ํŒจํ„ด์˜ ๋ณ€ํ™” ๋ชจ์–‘

News article in Korean

https://www.e-science.co.kr/news/curationView.html?idxno=112146

๋‚ด ๋งˆ์Œ์˜ ๋ชจ์–‘์€ ์–ด๋–ป๊ฒŒ ์ƒ๊ฒผ์„๊นŒโ€ฆ์„œ์šธ๋Œ€, ์˜์žฅ๋ฅ˜ ๋‡Œ ์‹ฌ๋ถ€ ํŒจํ„ด ์„ธ๊ณ„ ์ตœ์ดˆ ๊ทœ๋ช…


51. Hyoung F. Kim

Principal axis of primate basal ganglia in processing cognitive flexibility and habitual stability

Brain Accepted manuscript(2025)

๊ธฐ์‚ฌ๋งํฌ


50. Doyoung Park, Seong-Hwan Hwang, Keonwoo Lee, Yeeun Ryoo, Hyoung F. Kim* & Sue-Hyun Lee* (*Co-corresponding author)

Supramodal and cross-modal representations of working memory in higher-order cortex

Nature Communications volume 16, Article number: 4497 (2025)


49. Seong-Hwan Hwang, Ji-Woo Lee, Sung-Phil Kim, Hyoung F. Kim

Neural geometry efficiently representing abstract form of value and modality in the primate basal ganglia

BioRxiv, 2024

https://www.biorxiv.org/content/10.1101/2024.09.22.614265v1


48. Shin-young An, Seong-Hwan Hwang, Keonwoo Lee, Hyoung F Kim

The primate putamen processes cognitive flexibility alongside the caudate and ventral striatum with similar speeds of updating values

Progress in Neurobiology Volume 243, December 2024

์•„๋ž˜๋Š” ๊ธฐ์‚ฌ ๋งํฌ


47. Seong-Hwan Hwang, Doyoung Park, Ji-Woo Lee, Sue-Hyun Lee & Hyoung F. Kim

Convergent representation of values from tactile and visual inputs for efficient goal-directed behavior in the primate putamen

Nature Communications volume 15, Article number: 8954 (2024)



์ •๋ณด์ฒ˜๋ฆฌ ๋ฆฌ์†Œ์Šค๋ฅผ ์‰ฝ๊ฒŒ ์ถ”๊ฐ€ํ•  ์ˆ˜ ์žˆ๋Š” ์ธ๊ณต์ง€๋Šฅ(์˜ˆ:์„œ๋ฒ„์ฆ์„ค)๊ณผ๋Š” ๋‹ฌ๋ฆฌ ๋‡Œ๋Š” ๋‘๊ฐœ๊ณจ ์•ˆ์—์„œ ์ œํ•œ๋œ ์ž์›์„ ์‚ฌ์šฉํ•จ. ๋”ฐ๋ผ์„œ ๋‡Œ๋Š” ์ œํ•œ๋œ ์ˆ˜์˜ ๋‰ด๋Ÿฐ์„ ์ตœ๋Œ€ํ•œ ํšจ์œจ์ ์œผ๋กœ ํ™œ์šฉํ•˜์—ฌ ์„ธ์ƒ์˜ ๋‹ค์–‘ํ•œ ์ •๋ณด๋ฅผ ์ฒ˜๋ฆฌํ•ด์•ผํ•จ.๋‡Œ์˜ ํšจ์œจ์  ์ •๋ณด์ฒ˜๋ฆฌ ๊ณผ์ •์€ ์ธ์ง€๊ณผ์ •๊ณผ ์ธ์ง€์žฅ์• ๋ฅผ ์ดํ•ดํ•˜๊ณ , ํšจ์œจ์  ์ธ๊ณต์ง€๋Šฅ์„ ๊ฐœ๋ฐœํ•˜๋Š”๋ฐ ํ•ต์‹ฌ์ง€์‹์ž„.

์„ธ์ƒ ๋ฌผ์ฒด๋“ค์€ ์ข‹๊ณ  ๋‚˜์œ ๊ฐ€์น˜๋ฅผ ์ง€๋‹ˆ๊ณ  ์žˆ๊ณ , ๋™๋ฌผ์€ ๊ทธ ๊ฐ€์น˜๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ ์ƒ์กด์— ๊ฐ€์žฅ ์œ ๋ฆฌํ•œ ์„ ํƒ์„ ํ•จ. ๊ทธ๋™์•ˆ ์˜์žฅ๋ฅ˜ ์ธ์ง€์‹ ๊ฒฝ๊ณผํ•™์—์„œ๋Š” ์‹œ๊ฐ ๊ฐ€์น˜ ์—ฐ๊ตฌ์—๋งŒ ์ง‘์ค‘ํ•จ. ๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” ์‹œ๊ฐ ๊ฐ€์น˜ ์—ฐ๊ตฌ์˜ ํ‹€์„ ๋ฒ—์–ด๋‚˜ ์†๋ ์ด‰๊ฐ ๊ฐ€์น˜์™€ ์‹œ๊ฐ ๊ฐ€์น˜ ์ธ์ฝ”๋”ฉ ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ์„ธ๊ณ„์ตœ์ดˆ๋กœ ๊ทœ๋ช…ํ•˜๊ณ , ๋‡Œ์˜ ํšจ์œจ์  ์ •๋ณด์ฒ˜๋ฆฌ ๊ณผ์ •์„ ๋ฐํž˜. ํŠน์ • ํ”„๋ž™ํƒˆ ๊ทธ๋ฆผ ํ˜น์€ ํŠน์ • ์ ์ž๋ฅผ ์„ ํƒํ–ˆ์„ ๋•Œ ๋ณด์ƒ์ด ์ฃผ์–ด์ง€๋Š” ๊ฐ€์น˜ ํ•™์Šต ํŒจ๋Ÿฌ๋‹ค์ž„์œผ๋กœ ๊ฐ€์น˜๊ธฐ์–ต ์ธ์ฝ”๋”ฉ ๊ธฐ์ „์„ ๊ทœ๋ช…. ๊ธฐ๋Šฅ์„ฑ์ž๊ธฐ๊ณต๋ช…์˜์ƒ๋ฒ•(fMRI) ๊ฒฐ๊ณผ์™€ ์ „๊ธฐ์ƒ๋ฆฌํ•™ ๊ฒฐ๊ณผ๋ฅผ ๋ถ„์„ํ•œ ๊ฒฐ๊ณผ, ๋‡Œ ์‹ฌ๋ถ€์— ์žˆ๋Š” 1)์กฐ๊ฐ€๋น„ํ•ต(putamen)์— ์ด‰๊ฐ๊ณผ ์‹œ๊ฐ์— ๋Œ€ํ•œ ๊ฐ€์น˜๊ธฐ์–ต์ด ์ธ์ฝ”๋”ฉ๋˜๋ฉฐ, ์ด‰๊ฐ๊ณผ ์‹œ๊ฐ ๊ฐ€์น˜ ์ •๋ณด์—์„œ 2)์˜์‚ฌ์„ ํƒ์— ํ•ต์‹ฌ ์ •๋ณด์ธ ๊ฐ€์น˜์ •๋ณด๋งŒ์„ ์ถ”์ถœํ•˜๋Š” ๋‰ด๋Ÿฐ์„ ๋ฐœ๊ฒฌํ•จ, ์ด ์ •๋ณด์ถ”์ถœ ๋‰ด๋Ÿฐ์ด ํฌํ•จ๋˜๋ฉด, 3)๋” ์ ์€ ์ˆ˜์˜ ๋‰ด๋Ÿฐ์„ ์‚ฌ์šฉํ•˜์—ฌ ์˜์‚ฌ๊ฒฐ์ •์ด ๊ฐ€๋Šฅํ•จ. ์ด๋ฅผ ํ†ตํ•ด ๊ฐ€์น˜์ •๋ณด๋ฅผ ์ถ”์ถœํ•ด ์ตœ์†Œํ•œ์˜ ๋‰ด๋Ÿฐ์œผ๋กœ ๊ฐ€์น˜๋ฅผ ํŒ๋‹จํ•˜๊ณ , ์—ฌ๋ถ„์˜ ๋‰ด๋Ÿฐ์€ ๋‹ค๋ฅธ ๊ธฐ๋Šฅ์„ ํ•  ์ˆ˜ ์žˆ๊ฒŒ ํ•˜๋Š” ํšจ์œจ์  ์ •๋ณด์ฒ˜๋ฆฌ ๋‡Œ ๊ธฐ์ „์„ ์ธ๊ฐ„ fMRI์™€ ์˜์žฅ๋ฅ˜ ๋ชจ๋ธ์„ ์ด์šฉํ•˜์—ฌ ์„ธ๊ณ„ ์ตœ์ดˆ๋กœ ๊ทœ๋ช….

์•„๋ž˜๋Š” ๊ธฐ์‚ฌ ๋งํฌ

https://m.dongascience.com/news.php?idx=68110


[๊ธฐ๊ณ ๊ธ€] ์ฐฝ์˜์ ์ธ ์‚ฌ๋žŒ์€ ์™œ ๋‹จ์ˆœํ•˜๊ฒŒ ์‚ด๊นŒ. ์ฐฝ์˜์„ฑ์„ ์œ„ํ•œ ์Šต๊ด€์˜ ์—ญ์„ค

https://contents.premium.naver.com/jiphyunnet/knowledge/contents?categoryId=18a84ab29b2000b2r


46. Hyunchan Lee, Hyoung F. Kim, Okihide Hikosaka

Implication of regional selectivity of dopamine deficits in impaired suppressing of involuntary movements in Parkinsonโ€™s disease

Neuroscience & Biobehavioral Reviews Volume 162, July 2024, 105719


45. Shin-young An, Seong-Hwan Hwang, Keonwoo Lee, Hyoung F Kim

Distinct representation of cognitive flexibility and habitual stability in the primate putamen, caudate, and ventral striatum

BioRxiv, 2024

https://www.biorxiv.org/content/10.1101/2024.02.27.579257v1.abstract


44. Somang Paeng and Hyoung F. Kim 

Gaze patterns reflect the retrieval and selection of memories in a context-dependent object location retrieval task

Scientific reports, April 2024

https://rdcu.be/dFBYV


43. Seong-Hwan Hwang, Doyoung Park, Somang Paeng, Sang Wan Lee, Sue-Hyun Lee, Hyoung F. Kim 

Pneumatic tactile stimulus delivery system for studying brain responses evoked by active finger touch with fMRI

Journal of Neuroscience Methods, Volume 397, 1 September 2023

https://www.sciencedirect.com/science/article/pii/S0165027023001577



40. Seong-Hwan Hwang, Yongsoo Ra, Somang Paeng, and Hyoung F. Kim
iScience Volume 25, Issue 10, 21 October 2022, 105104
 
fx1
Hwang&Kim-cover1-lowquality
               
Paper about 3 salience components that guide your habitual eye movement.
Motivational salience component is always in the background to control your eye movements.
It’s beneficial in relearning of forgotten values.
BK21 ์šฐ์ˆ˜๋…ผ๋ฌธ์ƒ ์ˆ˜์ƒ – ํ™ฉ์„ฑํ™˜ ํ•™์ƒ
์ง€๊ธˆ๊นŒ์ง€ Motivational salience๊ฐ€ ์กด์žฌํ•œ๋‹ค๋Š” ๊ฒƒ์„ ์•Œ๊ณ  ์žˆ์—ˆ์œผ๋‚˜, ์‹คํ—˜ ์ƒ์œผ๋กœ ์ •ํ™•ํ•˜๊ฒŒ ๊ด€์ฐฐํ•˜๊ธฐ ์–ด๋ ค์› ์Šต๋‹ˆ๋‹ค. ๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” ์ธ๊ฐ„์ฐธ์—ฌ์ž๊ฐ€ ์‹œ๊ฐ๋ฌผ์ฒด-๊ธˆ์ „๋ณด์ƒ์— ๋Œ€ํ•ด์„œ ๊ธฐ์–ตํ•˜๊ฒŒ ํ•œ ํ›„(์žฅ๊ธฐ๊ธฐ์–ต), 30์ผ ๋’ค์— ์–ด๋–ค ๋ฌผ์ฒด๋ฅผ ๋ณด๋Š”์ง€ ๊ด€์ฐฐํ–ˆ์Šต๋‹ˆ๋‹ค.
30์ผ ๋’ค ์ฐธ์—ฌ์ž๋“ค์ด ๋ฌผ์ฒด์˜ ๊ฐ€์น˜๋ฅผ ์–ด๋А ์ •๋„ ์žŠ๊ฒŒ ๋˜์—ˆ๊ณ , ์ด ์ƒํ™ฉ์—์„œ ๋‹จ์ˆœํžˆ ์ข‹์€ ๋ฌผ์ฒด๋ฅผ ๊ธฐ์–ตํ•˜์ง€ ๋ชปํ•ด์„œ ์ž˜ ๋ณด์ง€ ๋ชปํ•˜๋Š” ํ˜„์ƒ์ด ์ผ์–ด๋‚˜๋Š” ๊ฒƒ์ด ์•„๋‹ˆ๋ผ, ์žฌ๋ฏธ์žˆ๊ฒŒ๋„ ์ข‹์€๋ฌผ์ฒด์™€ ๋‚˜์œ๋ฌผ์ฒด ๋ชจ๋‘๋ฅผ ๋ณด๋Š” ํ˜„์ƒ์„ ๊ด€์ฐฐํ–ˆ์Šต๋‹ˆ๋‹ค.
๋”ฐ๋ผ์„œ, ์ธ๊ฐ„์ด ๋ฌด์˜์‹์ ์œผ๋กœ ๋ฌผ์ฒด์— ์ฃผ์˜์ง‘์ค‘์„ ํ•  ๋•Œ๋Š” ๋ฌผ์ฒด์ž์ฒด์˜ ์„ฑ์งˆ(perceptual salience), ํ•™์Šต๋œ ๊ฐ€์น˜(reward salience), ๋งˆ์ง€๋ง‰์œผ๋กœ motivational salience๊ฐ€ ๋ชจ๋‘ ์ž‘๋™ํ•˜์—ฌ ๋ฌผ์ฒด๋ฅผ ์ž๋™์ ์œผ๋กœ ์‘์‹œํ•˜๊ฒŒ ๋œ๋‹ค๋Š” ์‚ฌ์‹ค์„ ์•Œ๊ฒŒ ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ์ด๋Š” ๋ณธ ๋…ผ๋ฌธ์—์„œ ํ–‰๋™์‹คํ—˜์„ ๊ธฐ๋ฐ˜์œผ๋กœ ํ•œ ์ปดํ“จํ„ฐ ์ธ์ง€ํ–‰๋™ ๋ชจ๋ธ๋ง์œผ๋กœ ์ฆ๋ช…๋˜์—ˆ์Šต๋‹ˆ๋‹ค. 
๋˜ํ•œ, ์ด ํ˜„์ƒ์ด 30์ผ์ด ์ง€๋‚œ ๋ง๊ฐ์ƒํ™ฉ์— ๊ตญํ•œ๋œ ๊ฒƒ์ด ์•„๋‹ˆ๋ผ, ์ผ๋ฐ˜์ ์œผ๋กœ ๋งŽ์€ ์ธ์ง€์‹คํ—˜๋…ผ๋ฌธ์—์„œ ๋‹ค๋ฃจ๋Š” ํ•™์Šต์ด ์ผ์–ด๋‚œ ์งํ›„์—๋„ ์ด 3๊ฐ€์ง€ ์ฃผ์˜์ง‘์ค‘ ์š”์†Œ๋“ค์ด ํ•ญ์ƒ ์ž‘๋™ํ•˜๊ณ  ์žˆ๋‹ค๋Š” ๊ฒƒ๋„ ์ด๋ก ์ด ์•„๋‹Œ ์ธ์ง€ํ–‰๋™์‹คํ—˜์„ ๊ธฐ๋ฐ˜์ปดํ“จํ„ฐ ๋ชจ๋ธ๋ง์œผ๋กœ ๋ณด์˜€์Šต๋‹ˆ๋‹ค.
๋” ๋‚˜์•„๊ฐ€, ์ด๋ ‡๊ฒŒ ๋ง๊ฐ์ด ์ผ์–ด๋‚˜๋Š” ๊ฒฝ์šฐ์— motivational salience๊ธฐ๋ฐ˜์œผ๋กœ ๊ธฐ์–ต์„ ๋˜์งš์–ด ๋ณด๋Š” ์„ ํƒ์ด ๊ฐ€์น˜ ์žฌํ•™์Šต์— ๊ฐ€์žฅ ์ข‹์€ ์ „๋žต(strategy)์ด๋ผ๋Š” ์‚ฌ์‹ค์„ ์ปดํ“จํ„ฐ ๋ชจ๋ธ๋ง์œผ๋กœ ์ฆ๋ช…ํ–ˆ์Šต๋‹ˆ๋‹ค.
 
๊ด€๋ จ๊ธฐ์‚ฌ
 

39. Hyoung F. Kim

Brain substrates for automatic retrieval of value memory in the primate basal ganglia

Molecular Brain volume 14, Article number: 168 (2021)

13041_2021_871_Fig3_HTML


38. Joonyoung Kang, Hyeji Kim, Seong Hwan Hwang, Minjun Han, Sue-Hyun LeeHyoung F. Kim

“Our human and macaque monkey data propose a role of the VS as a โ€œdirectorโ€ that guides habitual behavior with the script of value information written in the past.”     -in the paper-

The 1st research paper using human & non-human primate in Korea!

0.96123300_1617929762

์ด ์—ฐ๊ตฌ๋ฅผ ํ†ตํ•ด ์„ธ๊ณ„์—์„œ ์œ ๋ž˜์—†๋Š” ์ธ๊ฐ„-์˜์žฅ๋ฅ˜๋™๋ฌผ์—ฐ๊ตฌ๋ฅผ ๋™์‹œ์— ํ•  ์ˆ˜ ์žˆ๋Š” ๊ธฐ๋ฐ˜์„ ํ•œ๊ตญ์— ์„ธ์› ์Šต๋‹ˆ๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ๋ฌด์˜์‹์ ์œผ๋กœ ๊ฐ€์น˜๊ฐ€ ๋†’์€ ๋ฌผ์ฒด๋ฅผ ์ฐพ๋Š” ํ–‰๋™์„ ์œ„ํ•œ ์ž๋™์  ๊ธฐ์–ต์ธ์ถœ์ด ์˜์žฅ๋ฅ˜์˜ ๋ณต๋ถ€์„ ์กฐ์ฒด์—์„œ ์ผ์–ด๋‚œ๋‹ค๋Š” ์‚ฌ์‹ค์„ ์ฒ˜์Œ์œผ๋กœ ๋ฐํ˜”์Šต๋‹ˆ๋‹ค. ์ด ๊ฒฐ๊ณผ๋Š” ํ•˜๋‚˜์˜ ๋™๋ฌผ๋ชจ๋ธ๊ณผ ํ•˜๋‚˜์˜ ์—ฐ๊ตฌ๊ธฐ๋ฒ•์„ ์‚ฌ์šฉํ•œ ๊ฒƒ์ด ์•„๋‹ˆ๋ผ, ์ธ๊ฐ„์—์„œ๋Š” fMRI๋ฅผ ์‚ฌ์šฉํ•˜๊ณ  ์˜์žฅ๋ฅ˜ ๋™๋ฌผ๋ชจ๋ธ์—์„œ๋Š” ์ „๊ธฐ์ƒ๋ฆฌํ•™์„ ์ด์šฉํ•˜์—ฌ ๋ฌผ์ฒด๊ฐ€์น˜๊ธฐ์–ต์˜ ์ž๋™์ธ์ถœ์ด ๋ณต๋ถ€์„ ์กฐ์ฒด์—์„œ ์ผ์–ด๋‚œ๋‹ค๋Š” ์‚ฌ์‹ค์„ ๋ช…ํ™•ํ•˜๊ฒŒ ๋ฐํ˜”์Šต๋‹ˆ๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ๋ณต๋ถ€์„ ์กฐ์ฒด์˜ ๊ธฐ์กด RPE์ด๋ก ์„ ๋„˜์–ด์„œ์„œ ์ƒˆ๋กœ์šด ํ•™์Šต๊ณผ ๊ธฐ์–ต ์ด๋ก ์„ ๋งํ•  ์ˆ˜ ์žˆ๋Š” ๊ธฐ๋ฐ˜์„ ๋งˆ๋ จํ–ˆ๊ณ , ๋‚˜์•„๊ฐ€ ์ค‘๋…๊ณผ ์กฐํ˜„๋ณ‘๊ณผ ๊ฐ™์€ ์ •์‹ ์งˆํ™˜์„ ์ดํ•ดํ•˜๋Š”๋ฐ ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค.

<NEWS link>

https://www.ibric.org/myboard/read.php?Board=news&id=329609&Page=1&SOURCE=6


37. Kim HF*, Griggs W, Hikosaka O. (* corresponding author)

Long-term value memory in the primate posterior thalamus for fast automatic action

Current Biology 2020 June Online publication

What brain circuit generates our fast automatic action?

์Šต๊ด€ํ–‰๋™์„ ํ˜•์„ฑํ•˜๋Š” ๋‡ŒํšŒ๋กœ์˜ ์ง€๋ฆ„๊ธธ์ด ์žˆ์„๊นŒ? ๋ผ๋Š” ์งˆ๋ฌธ์—์„œ ์‹œ์ž‘ํ•ด์„œ, ๊ธฐ์กด ์‹œ๊ฐํšŒ๋กœ๋ฅผ ์šฐํšŒํ•˜์—ฌ ํ•™์Šต๋œ ์‹œ๊ฐ์ž๊ทน์ด ์‹œ์ƒ(thalamus)๋ฅผ ๊ฑฐ์ณ ์ง์ ‘ ํ–‰๋™์„ ์กฐ์ ˆํ•  ์ˆ˜ ์žˆ๋Š” ์ง€๋ฆ„๊ธธ ๋‡ŒํšŒ๋กœ๋ฅผ ๋ฐํž˜.


36. Amita H, Kim HF, Inoue KI, Takada M, Hikosaka O.

Optogenetic manipulation of a value-coding pathway from the primate caudate tail facilitates saccadic gaze shift.

Nat Commun. 2020 Apr 20;11(1):1876.


35. Amita H, Kim HF, Smith MK, Gopal A, Hikosaka O.

Neuronal connections of direct and indirect pathways for stable value memory in caudal basal ganglia.

Eur J Neurosci. 2019 Mar;49(5):712-725.


34. Hikosaka O, Kim HF, Amita H, Yasuda M, Isoda M, Tachibana Y, Yoshida A.

Direct and indirect pathways for choosing objects and actions.

Eur J Neurosci. 2019 Mar;49(5):637-645.


33. Jiangย H andย Kim HF

Anatomical Inputs From the Sensory and Value Structures to the Tail of the Rat Striatum.

Front. Neuroanat.,ย 2018 May 3;12:30.


30.ย Whitney S. Griggsโ€ , Hyoung F. Kimโ€ , Ali Ghazizadeh, M. Gabriela Costello, Kathryn M. Wall and Okihide Hikosaka (โ€ Equal contribution)

Flexible and Stable Value Coding Areas in Caudate Head and Tail Receive Anatomically Distinct Cortical and Subcortical Inputs

Front. Neuroanat., 24 November 2017 |ย https://doi.org/10.3389/fnana.2017.00106ย 


29. Kim HF*, Amita H, Hikosaka Oย (* corresponding author)

Indirect pathway of caudal basal ganglia for rejection of valueless visual objects

Kim-neuron-banner2017.png

Banner image created by Kim HF.

Neuron 2017, May 94(4): 920-930


28.ย Yu NK, Kim HF, Shim J, Kim S, Kim DW, Kwak C, Sim SE, Choi JH, Ahn S, Yoo J, Choi SL, Jang DJ, Lim CS, Lee YS, Kang C, Choi SY, Kaang BK.

A transducible nuclear/nucleolar protein, mLLP, regulates neuronal morphogenesis and synaptic transmission.

Sci. Rep. 2016 Mar


27. Kim HF*, Ghazizadeh A,ย Hikosaka O (* corresponding author)

Dopamine neurons encoding long-term memory of object value for habitual behavior

Cell 2015, Nov 19(5): 1165-75


26. Kim HF*ย andย Hikosaka O (* corresponding author)

Parallel basal ganglia circuits for voluntary and automatic behavior to reach reward

Brain 2015, http://dx.doi.org/10.1093/brain/awv134


25.ย Jang DJ, Kim HF, Sim JH, Lim CS, Kaang BK.

Specific Expression of Aplysia Phosphodiesterase 4 in Bag Cells Revealed by in situ Hybridization Analysis.

Exp. Neurobiol. 2015 Sep;24(3):246-51


24. Kim HF*, Ghazizadeh A, Hikosaka O (* corresponding author)

Separate groups of dopamine neurons innervate caudate head and tail encoding flexible and stable value memories.

Front. Neuroanat. 2014,ย 8:120. doi: 10.3389/fnana.2014.00120


23. Hikosaka O, Kim HF, Ysuda M, Yamamoto S

Basal ganglia circuits for reward value-guided behavior.

Annu Rev Neurosci.ย 2014ย Aug;37:289โ€“306.


22. Kim HF* and Hikosaka O (* corresponding author)

Distinct basal ganglia circuits controlling behaviors guided by flexible and stable values.

Cover article in Sep. issue.ย Cover art by Kim HF

Neuronย 2013 Sep 4;79(5): 1001-1010


21. Hikosaka O, Yamamoto S, Yasuda M, Kim HF

Why skill matters.

Cover article in Sep. issue.

Trends Cogn Sci.ย 2013 Sep;17(9):434-41


20. Yamamoto S, Kim HF, Hikosaka O.

Reward value-contingent changes of visual responses in the primate caudate tail associated with a visuomotor skill.

J Neurosci.ย 2013 Jul 3;33(27):11227-38.


19. Lee YS, Choi SL, Jun H, Yim SJ, Lee JA, Kim HF, Lee SH, Shim J, Lee K, Jang DJ, Kaang BK.

AU-rich element-binding protein negatively regulates CCAAT enhancer-binding protein mRNA stability during long-term synaptic plasticity inย Aplysia.

Proc Natl Acad Sci U S A.ย 2012 Sep 18;109(38):15520-5.


18. Lee SH, Kwak C, Shim J, Kim JE, Choi SL, Kim HF, Jang DJ, Lee JA, Lee K, Lee CH, Lee YD, Miniaci MC, Bailey CH, Kandel ER,ย Kaangย BK.

A cellular model of memory reconsolidation involves reactivation-induced destabilization and restabilization at the sensorimotor synapse inย Aplysia.

Proc Natl Acad Sci U S A.ย 2012 Aug 28;109(35):14200-5.


17. Jang DJ, Park SW, Lee JA, Lee C, Chae YS, Park H, Kim MJ, Choi SL, Lee N, Kim H, Kaang BK.

N-termini of apPDE4 isoforms are responsible for targeting the isoforms to different cellular membranes.

Learn Mem.ย 2010 Sep 2;17(9):469-79.


16. Park SW, Ko HG, Lee N, Lee H, Rim Y, Kim H, Lee KM, Kaang BK.

Aged wild-type littermates and APPswe+PS1/ฮ”E9 mice present similar deficits in associative learning and spatial memory independent of amyloid load.

Genes & Genomics. 2010 Feb 32: 63-70


15. Lee YS, Choi SL, Lee SH, Kim H, Park H, Lee N, Lee SH, Chae YS, Jang DJ, Kandel ER, Kaang BK.

Identification of a serotonin receptor coupled to adenylyl cyclase involved in learning-related heterosynaptic facilitation inย Aplysia.

Proc Natl Acad Sci U S A.ย 2009 Aug 25;106(34):14634-9.


14. Kaang BK, Lee SH, Kim H

Synaptic Protein Degradation as a Mechanism in Memory Reorganization.

Neuroscientist. 2009 Oct;15(5):430-5


13. Lee JS, Jang DJ, Lee N, Ko HG, Kim H, Kim YS, Kim B, Son J, Kim SH, Chung H, Lee MY, Kim WR, Sun W, Zhuo M, Abel T, Kaang BK, Son H.

Induction of neuronal vascular endothelial growth factor expression by cAMP in the dentate gyrus of the hippocampus is required for antidepressant-like behaviors.

J Neurosci.ย 2009 Jul 1;29(26):8493-505


12. Lee YS, Choi SL, Kim TH, Lee JA, Kim HK, Kim H, Jang DJ, Lee JJ, Lee S, Sin GS, Kim CB, Suzuki Y, Sugano S, Kubo T, Moroz LL, Kandel ER, Bhak J, Kaang BK.

Transcriptome analysis and identification of regulators for long-term plasticity inย Aplysia kurodai.

Proc Natl Acad Sci U S A. 2008 Nov 25;105(47):18602-7.


11. Lee SH, Choi JH, Lee N, Lee HR, Kim JI, Yu NK, Choi SL, Lee SH, Kim H, Kaang BK.

Synaptic protein degradation underlies destabilization of retrieved fear memory.

Science. 2008 Feb 29;319(5867):1253-6.


10. Lee SH, Lim CS, Park H, Lee JA, Han JH, Kim H, Cheang YH, Lee SH, Lee YS, Ko HG, Jang DH, Kim H, Miniaci MC, Bartsch D, Kim E, Bailey CH, Kandel ER, Kaang BK.

Nuclear translocation of CAM-associated protein activates transcription for long-term facilitation inย Aplysia.

Cell. 2007 May;18;129(4):801-12.


9. Lee JA, Lee SH, Lee C, Chang DJ, Lee Y, Kim H, Cheang YH, Ko HG, Lee YS, Jun H, Bartsch D, Kandel ER, Kaang BK.

PKA-activated ApAF-ApC/EBP heterodimer is a key downstream effector of ApCREB and is necessary and sufficient for the consolidation of long-term facilitation.

J Cell Biol. 2006 Sep 11;174(6):827-38.


8. Yim SJ, Lee YS, Lee JA, Chang DJ, Han JH, Kim H, Park H, Jun H, Kim VN, Kaang BK.

Regulation of ApC/EBP mRNA by theย Aplysiaย AU-rich element-binding protein, ApELAV, and its effects on 5-hydroxytryptamine-induced long-term facilitation.

J Neurochem. 2006 Jul;98(2):420-9.


7. Kim H, Lee SH, Han JH, Lee JA, Cheang YH, Chang DJ, Lee YS, Kaang BK.

A nucleolar protein ApLLP induces ApC/EBP expression required for long-term synaptic facilitation inย Aplysiaย neurons.

Neuron. 2006 Mar 2;49(5):707-18.


6. Jang DH, Han JH, Lee SH, Lee YS, Park H, Lee SH, Kim H, Kaang BK.

Cofilin expression induces cofilin-actin rod formation and disrupts synaptic structure and function inย Aplysiaย synapses.

Proc Natl Acad Sci U S A.ย 2005 Nov 1;102(44):16072-7.


5. Park H, Lee JA, Lee C, Kim MJ, Chang DJ, Kim H, Lee SH, Lee YS, Kaang BK.

Anย Aplysiaย type 4 phosphodiesterase homolog localizes at the presynaptic terminals ofย Aplysiaย neuron and regulates synaptic facilitation.

J Neurosci.ย 2005 Sep 28;25(39):9037-45.


4. Lee Y, Chang DJ, Lee YS, Chang KA, Kim H, Yoon JS, Lee S, Suh YH, Kaang BK.

Beta-amyloid peptide binding protein does not couple to G protein in a heterologousย Xenopusย expression system.

J Neurosci Res.ย 2003 Jul 15;73(2):255-9.


3. Kim H, Chang DJ, Lee JA, Lee YS, Kaang BK.

Identification of nuclear/nucleolar localization signal inย Aplysiaย learning associated protein of slug with a molecular mass of 18 kDa homologous protein.

Neurosci Lett.ย 2003 Jun 5;343(2):134-8.


2. Lee JA, Lim CS, Lee SH, Kim H, Nukina N, Kaang BK.

Aggregate formation and the impairment of long-term synaptic facilitation by ectopic expression of mutant huntingtin inย Aplysiaย neurons.

J Neurochem.ย 2003 Apr;85(1):160-9.


1. Lee JA, Kim H, Lee YS, Kaang BK.

Overexpression and RNA interference of Ap-cyclic AMP-response element binding protein-2, a repressor of long-term facilitation, inย Aplysiaย kurodai sensory-to-motor synapses.

Neurosci Lett.ย 2003 Jan 30;337(1):9-12.