The present invention relates to a root hair-specific expression promoter derived from EXPB1 gene of barley and to a use thereof, and more particularly, to a root hair-specific expression promoter derived from EXPB1 gene of barley, to a root-specific plant expression vector including the promoter, to a plant body which is transformed into the vector, to a method for root-specifically expressing a foreign gene in the transformed plant body including a step of recombining the foreign gene with the vector, to a transformed plant body prepared by the method wherein a foreign gene is root-specifically expressed, and to a seed of the transformed plant body.
๋ณธ ๋ฐ๋ช
์ ๋ณด๋ฆฌ EXPB1 ์ ์ ์ ์ ๋ ๋ฟ๋ฆฌํธ ํน์ด์ ๋ฐํ ํ๋ก๋ชจํฐ ๋ฐ ์ด์ ์ฉ๋์ ๊ดํ ๊ฒ์ผ๋ก, ๋์ฑ ๊ตฌ์ฒด์ ์ผ๋ก ๋ณด๋ฆฌ EXPB1 ์ ์ ์ ์ ๋ ๋ฟ๋ฆฌํธ ํน์ด์ ๋ฐํ ํ๋ก๋ชจํฐ, ์๊ธฐ ํ๋ก๋ชจํฐ๋ฅผ ํฌํจํ๋ ๋ฟ๋ฆฌ ํน์ด์ ์๋ฌผ ๋ฐํ ๋ฒกํฐ, ์๊ธฐ ๋ฒกํฐ๋ก ํ์ง์ ํ๋ ์๋ฌผ์ฒด, ์๊ธฐ ๋ฒกํฐ์ ์ธ๋ ์ ์ ์๋ฅผ ์ฌ์กฐํฉํ๋ ๋จ๊ณ๋ฅผ ํฌํจํ๋ ์ธ๋ ์ ์ ์๋ฅผ ํ์ง์ ํ ์๋ฌผ์ฒด์์ ๋ฟ๋ฆฌ ํน์ด์ ์ผ๋ก ๋ฐํ์ํค๋ ๋ฐฉ๋ฒ, ์๊ธฐ ๋ฐฉ๋ฒ์ ์ํด ์ ์กฐ๋ ์ธ๋ ์ ์ ์๊ฐ ๋ฟ๋ฆฌํธ ํน์ด์ ์ผ๋ก ๋ฐํ๋๋ ํ์ง์ ํ ์๋ฌผ์ฒด ๋ฐ ์๊ธฐ ํ์ง์ ํ ์๋ฌผ์ฒด์ ์ข
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