Hemp Seed 단백가수분해물의 근육세포 분화 및 근위축 조절 활성

본 연구에서는 HPH의 C2C12 근육세포 분화 및 근위축 조절 활성을 평가하였다. HPH 제조를 위해 hemp seed 착유 후 탈지박에서 단백질을 추출하여 효소 가수분해를 시행했으며, alcalase+flavourzyme 효소처리군에서 우수한 가수분해도가 확인되었다. 근육모세포 분화에 대한 실험에서 HPH는 분화 과정 중 myotube 형성 속도를 증가시키고 근육생성 전사인자(Myf5, MyoD) 및 MyHC의 단백질 발현을 농도 의존적으로 증가시켰다. 또한 DEX에 의한 근위축 세포모델에서 HPH는 myotube의 손실을 억제...

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Published inHan'guk Sikp'um Yŏngyang Kwahakhoe chi Vol. 52; no. 12; pp. 1225 - 1232
Main Authors 황보엽(Yeop Hwangbo), 김주희(Ju Hee Kim), 김태완(Taewan Kim), 김준호(Jun Ho Kim)
Format Journal Article
LanguageKorean
Published 한국식품영양과학회 01.12.2023
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Online AccessGet full text
ISSN1226-3311
2288-5978
DOI10.3746/jkfn.2023.52.12.1225

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Abstract 본 연구에서는 HPH의 C2C12 근육세포 분화 및 근위축 조절 활성을 평가하였다. HPH 제조를 위해 hemp seed 착유 후 탈지박에서 단백질을 추출하여 효소 가수분해를 시행했으며, alcalase+flavourzyme 효소처리군에서 우수한 가수분해도가 확인되었다. 근육모세포 분화에 대한 실험에서 HPH는 분화 과정 중 myotube 형성 속도를 증가시키고 근육생성 전사인자(Myf5, MyoD) 및 MyHC의 단백질 발현을 농도 의존적으로 증가시켰다. 또한 DEX에 의한 근위축 세포모델에서 HPH는 myotube의 손실을 억제하였으며, 세포 내 ubiquitin ligase 발현을 감소시키고 MyoD와 MyHC의 발현을 증가시켰다. HPH의 이러한 활성은 원형 단백질인 HPI의 활성보다 월등히 우수하게 관찰되었다. 따라서 이러한 결과는 HPH가 근육분화 및 근위축에 관여하는 주요 인자들의 단백질 발현을 조절함으로써 myotube 형성을 촉진하고 근위축을 예방할 수 있는 가능성을 보여주며, 향후 동물모델에서의 검증 등 추가적인 연구를 통해 새로운 기능성식품 소재로써의 검증이 필요할 것으로 판단된다. Recently, interest in the nutritional and functional properties of industrial hemp seeds has increased. This study was performed to investigate the effects of hemp seed-derived protein hydrolysates (HPH) on myotube formation and muscle atrophy using C2C12 myoblasts. HPH was prepared by the enzymatic (alcalase+flavourzyme or pepsin+pancreatin) treatment of hemp seed protein isolate (HPI). HPH exhibited a higher degree of hydrolysis when treated with alcalase+flavourzyme rather than pepsin+pancreatin. During the differentiation of C2C12 myoblasts, HPH promoted myotube formation and increased the protein expressions of myogenic factor 5, myogenic differentiation 1 (MyoD), and myosin heavy chain (MyHC). In addition, HPH protected C2C12 myotubes against dexamethasone-induced muscle atrophy by increasing the protein expressions of MyoD and MyHC and reducing the expression of muscle RING finger-1. Furthermore, these effects of HPH were more potent than those of HPI. Thus, the results of this study suggest HPH has potential use as a functional food ingredient that might promote muscle differentiation and prevent muscle atrophy. KCI Citation Count: 0
AbstractList 본 연구에서는 HPH의 C2C12 근육세포 분화 및 근위축 조절 활성을 평가하였다. HPH 제조를 위해 hemp seed 착유 후 탈지박에서 단백질을 추출하여 효소 가수분해를 시행했으며, alcalase+flavourzyme 효소처리군에서 우수한 가수분해도가 확인되었다. 근육모세포 분화에 대한 실험에서 HPH는 분화 과정 중 myotube 형성 속도를 증가시키고 근육생성 전사인자(Myf5, MyoD) 및 MyHC의 단백질 발현을 농도 의존적으로 증가시켰다. 또한 DEX에 의한 근위축 세포모델에서 HPH는 myotube의 손실을 억제하였으며, 세포 내 ubiquitin ligase 발현을 감소시키고 MyoD와 MyHC의 발현을 증가시켰다. HPH의 이러한 활성은 원형 단백질인 HPI의 활성보다 월등히 우수하게 관찰되었다. 따라서 이러한 결과는 HPH가 근육분화 및 근위축에 관여하는 주요 인자들의 단백질 발현을 조절함으로써 myotube 형성을 촉진하고 근위축을 예방할 수 있는 가능성을 보여주며, 향후 동물모델에서의 검증 등 추가적인 연구를 통해 새로운 기능성식품 소재로써의 검증이 필요할 것으로 판단된다. Recently, interest in the nutritional and functional properties of industrial hemp seeds has increased. This study was performed to investigate the effects of hemp seed-derived protein hydrolysates (HPH) on myotube formation and muscle atrophy using C2C12 myoblasts. HPH was prepared by the enzymatic (alcalase+flavourzyme or pepsin+pancreatin) treatment of hemp seed protein isolate (HPI). HPH exhibited a higher degree of hydrolysis when treated with alcalase+flavourzyme rather than pepsin+pancreatin. During the differentiation of C2C12 myoblasts, HPH promoted myotube formation and increased the protein expressions of myogenic factor 5, myogenic differentiation 1 (MyoD), and myosin heavy chain (MyHC). In addition, HPH protected C2C12 myotubes against dexamethasone-induced muscle atrophy by increasing the protein expressions of MyoD and MyHC and reducing the expression of muscle RING finger-1. Furthermore, these effects of HPH were more potent than those of HPI. Thus, the results of this study suggest HPH has potential use as a functional food ingredient that might promote muscle differentiation and prevent muscle atrophy. KCI Citation Count: 0
Author 김준호(Jun Ho Kim)
황보엽(Yeop Hwangbo)
김태완(Taewan Kim)
김주희(Ju Hee Kim)
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protein hydrolysates
hemp seed
myotube
muscle atrophy
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Snippet 본 연구에서는 HPH의 C2C12 근육세포 분화 및 근위축 조절 활성을 평가하였다. HPH 제조를 위해 hemp seed 착유 후 탈지박에서 단백질을 추출하여 효소 가수분해를 시행했으며, alcalase+flavourzyme 효소처리군에서 우수한 가수분해도가 확인되었다. 근육모세포...
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Title Hemp Seed 단백가수분해물의 근육세포 분화 및 근위축 조절 활성
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