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남녀 유아의 체격과 체력과의 상관 : 유아스포츠단 6세를 중심으로
이정우,김영훈 한국유아체육학회 2003 한국유아체육학회지 Vol.4 No.-
본 연구는 경남 스포츠 아카테미 유아스포츠단에 입단한 6세(만 4년 4개월 ∼ 5년 : 3월 기준) 남녀를 대상으로, 체격에서 2개 항목과 체력에서 5개 종목을 측정하여 체격과 체력의 성적을 남녀별로 분석하고 상관관계를 알아 본 결과는 다음과 같다. 1. 신장과 체력과의 상관관계에서 남자는 3월에 25M 달리기(- .294)에서 약간 상관이 있었으며, 11월에 25M 달리기( .377), 윗몸 일으키기( .309)에서 약간 상관이 있었다. 여자는 3월에 25M 달리기(- .625) 한발 중심잡기(- .531), 제자리멀리뛰기( .684), V자 앉기(- .480)에서 확실한 상관이 있었으며, 11월에 25M 달리기(- .412), V앉기(- .313)에서 약간 상관이 있었다. 2. 체중과 체력과의 상관관계에서 남자는 3월에 25M 달리기(- .301), 윗몸 일으키기(. 312), V자 앉기( .331)에서 약간 상관이 있었으며, 11월에 한발 중심잡기( .306)에서 약간 상관이 있었다. 여자는 3월에 25M 달리기(- .491), 한발 중심잡기( .434), 제자리멀리뛰기( .472), V자 앉기(- .452)에서 확실한 상관이 있었으며, 11월에 한발 중심잡기(- .409), 윗몸 일으키기(- .474) V자 앉기(- .621)에서 확실한 상관이 있었다. Selecting, at my option, 44 male children and 33 female children at Kyung-nam Sports Academy kindergarten sports club in Chang-won city. I conducted a survey into correlation between 2 items of physique and 5 items of physical strength. And the results are as follow : 1. On height of physique male children' height show 3.33cm increase as average 101.70cm in March to average 111.03mn in November, whereas female children' height show 4.43cm increase as average 103.70cm in March to average 108.13cm. It means that female's growth is faster than male's one. 2. On weight of physique male children' weight show 1.73kg increase as average 18.68kg in March to average 20.41 in November. Whereas female children' weight show 1.73kg increase as average 17.91kg in March to average 19.64kg in November. 3. On physical strength, male children made an excellent 25m run, sit-ups, standing broad jump, V-form sitting, but female children made an excellent foot balance. 4. On correlation between height and physical strength for male children 25m run(.294) in March and 25m run(.377), sit-ups(.309) in November have a little correlation. For female children, in March 25m run(-.626), foot balance(-.531), standing long jump(.684), V form-sit(-.480) have a distinctive correlation whereas in November 25m run(-.412) and V form-sit (-.313) have a little correlation. 5. On correlation between weight and physical strength for male children 25m run(-.301), sit-ups(.312), V form-sit(.331) in March have a little correlation and foot balance(.306) in November have a little correlation. For female children, 25m run(-.491), foot balance(.434), standing long jump(.472), V form-sit(-.452) in March have a distinctive correlation, also foot balance(-.409), sit-ups(.47), V4 form-sit (-.621) in November have a little correlation.
( Yung-taek Ouh ),( Hyun Woong Cho ),( Seong Min Kim ),( Kyung-jin Min ),( Sang-hoon Lee ),( Jae-yun Song ),( Jae-kwan Lee ),( Nak Woo Lee ),( Jin Hwa Hong ) 대한산부인과학회 2020 Obstetrics & Gynecology Science Vol.63 No.5
Objective This study aimed to investigate the clinicopathologic risk factors for type-specific persistence of high-risk human papillomavirus (hrHPV) and residual/recurrent cervical intraepithelial neoplasia (CIN) after surgical treatment. Methods Patients with CIN-2/3 who underwent conization or loop electrosurgical excision procedure (LEEP) at Korea University Hospital were enrolled. All patients underwent hrHPV testing and genotyping before conization or LEEP followed by both hrHPV genotyping and cytology. The significance of associations between patient characteristics and persistence of infection were assessed by multivariate logistic regression analyses. Results Among 398 women with pathologically confirmed CIN-2/3, 154 (38.7%) patients showed hrHPV persistence after surgical treatment. In multivariate analysis, high preoperative hrHPV load (P<0.05; odds ratio [OR], 2.063), presence of CIN-2 at treatment (P<0.01; OR, 2.732), and multiple hrHPV infections (P<0.001; OR, 4.752) were associated with hrHPV persistence. HPV 53 was the most likely to persist after treatment (24/43, 55.8%). The risk of residual/recurrent CIN-2/3 was higher in persistent infection with HPV 16 than other types (P<0.05). Menopause (P<0.001; OR, 3.969), preoperative and postoperative hrHPV load (P<0.05; OR, 2.430; P<0.05; OR, 5.351), and infection with multiple hrHPV types (P<0.05; OR, 2.345) were significantly related to residual/recurrent CIN following surgical treatment. Conclusion HPV load before treatment and infection with multiple hrHPV types were predictors of postoperative hrHPV persistence. HPV 53 was the type most likely to persist, but HPV 16 was the type that was most closely associated with residual/recurrent CIN-2/3.
Ko, Woo Shin,Park, Tae Yeol,Park, Cheol,Kim, Young Hee,Yoon, Hwa Jung,Lee, Seung Yeon,Hong, Sang Hoon,Choi, Byung Tae,Lee, Yong Tae,Choi, Yung Hyun National Hellenic Research Foundation 2005 Oncology reports Vol.14 No.2
<P>Chan Su is a traditional Chinese medicine prepared from the dried white secretion of the auricular and skin glands of toads, and has been used as an Oriental drug. However, little is known about the effect of Chan Su on the growth of human cancer cells. This study was undertaken to investigate the underlying mechanism of Chan Su-induced apoptosis in a human bladder carcinoma cell line, T24. The effects of this compound were also tested on cyclooxygenase (COX) activity. Treatment of T24 cells with Chan Su resulted in the inhibition of viability and induction of apoptosis in a concentration-dependent manner, which was proved by trypan blue counts, DAPI staining, agarose gel electrophoresis and flow cytometric analysis. Apoptosis of T24 cells by Chan Su was associated with a down-regulation of anti-apoptotic Bcl-2 and Bcl-X(S/L) expression and an up-regulation of pro-apoptotic Bax expression. Chan Su treatment induced the proteolytic activation of caspase-3 and caspase-9, and a concomitant degradation of poly(ADP-ribose)-polymerase and beta-catenin protein. Furthermore, Chan Su decreased the levels of COX-2 mRNA and protein expression without significant changes in the levels of COX-1, which was correlated with an inhibition in prostaglandin E(2) synthesis. Taken together, these findings partially provide novel insights into the possible molecular mechanisms of the anti-cancer activity of Chan Su.</P>
주박(酒粕)에서 분리된 다당류의 대식세포 면역조절 활성
박우용(Woo-Young Park),성낙윤(Nak-Yun Sung),변의홍(Eui-Hong Byun),오광훈(Kwang-Hoon Oh),변명우(Myung-Woo Byun),유영춘(Yung Choon Yoo) 한국식품영양과학회 2015 한국식품영양과학회지 Vol.44 No.7
본 연구는 양조과정의 부산물인 주박으로부터 분리한 다당류(JPS)가 초기 면역반응에 중추적인 역할을 수행하는 대식세포에서 활성화를 유도하는지에 관한 여부를 알아보기 위해서 수행되었다. 주박에서 분리한 다당류를 마우스 유래대식세포인 RAW264.7 cell에 처리하였을 때 대식세포의 활성화의 지표인 NO와 cytokine(IL-6, TNF-α)의 분비가 증가되었다. 또한 이러한 NO와 cytokine의 증가의 원인에 관한 면역기전에 관하여 알아본 결과 JPS의 처리는 MAPKs (ERK, JNK, p-38)의 인산화를 촉진시켜 NF-κB의 활성을 유도하여 면역세포의 활성인자들의 분비를 촉진시킨 것으로 관찰되었다. Activating macrophage cells play an important role in the host immune defense system. In this paper, immuno-modulatory activities of polysaccharides separated from Jubak (JPS) in macrophage cells were investigated. Immuno-modulatory activities were estimated based on cell proliferation, nitric oxide (NO) and cytokine production, degree of mitogen-activated protein kinases (MAPKs), and nuclear factor (NF)-κB phosphorylation in RAW264.7 macrophage cells. JPS (62.5 to 250 μg/mL) did not induce a cytotoxic event. Additionally, NO and proinflammatory cytokines (tumor necrosis factor-α and interleukin-6) production significantly increased in a dose-dependent manner. Similarly, phosphorylation of MAPKs and NF-κB increased upon JPS treatment. Therefore, our results suggest that polysaccharides separated from Jubak can induce macrophage activation through MAPK and NF-κB signaling and induction of Th1 polarization.
신만용,고영주,이천용,임주훈,전영우 國民大學校 山林科學硏究所 1992 山林科學 Vol.4 No.-
To understand various aspects related to regeneration methods and tending practices for Quercus mongolica-Abies holophylla natural mixed stands, the vertical structure and horizontal distribution of Abies holophylla, the Korean fir, in disturbed mixed stands were investigated. Seedling and sapling advance regenerations of Abies holophylla were found on the forest floor beneath high shade from a mixed broad leaved forest canopy. These seedlings and saplings were showed the suspended growth from and grew very little for an extended time as about 5cm in height with the age of 10 years old, 1.2cm in height with 50 years old, and 2m in height with 60-70 years old. The horizontal distribution of seedlings and saplings of Abies holophylla was subject to restriction by the Sasa borealis(Hack). Makino, condition of soil moisture, boggy ground, and exposed rocks. Because of no appearance of Abies holophylla individual trees between 50 to 110 years old at diameter height(DBH) age(between 100 to 160 years old at collar age)in this stand, we could presume that a disturbance occurred during these periods. However, we could not estimate the magnitude of the disturbance to this natural mixed stand. Silvicultural system associated with regeneration methods and tending practices for this Quercus mongolica-Abies holophylla natural mixed stand are also discussed. These include : 1) possibility of selection method application, 2) time of release from overstory broad leaved tree canopy for growth promotion of Abies holophylla advance regenerations, 3) possibility of Abies holophylla as advance planting for the species of under planting in natural mixed broad leaved forest.
( Jong Hoon Lim ),( Jae Suk Woo ),( Yung Woo Shin ) 대한내과학회 2009 The Korean Journal of Internal Medicine Vol.24 No.2
Background/Aims: We examined the effects of cilostazol on mitogen-activated protein kinase (MAPK) activity and its relationship with cilostazol-mediated protection against apoptosis in lipopolysaccharide (LPS)-treated endothelial cells. Methods: Human umbilical vein endothelial cells (HUVECs) were exposed to LPS and cilostazol with and without specific inhibitors of MAPKs; changes in MAPK activity in association with cell viability and apoptotic signaling were investigated. Results: Cilostazol protected HUVECs against LPS-induced apoptosis by suppressing the mitochondrial permeability transition, cytosolic release of cytochrome c, and subsequent activation of caspases, stimulating extracellullar signal-regulated kinase (ERK1/2) and p38 MAPK signaling, and increasing phosphorylated cAMP-responsive element-binding protein (CREB) and Bcl-2 expression, while suppressing Bax expression. These cilostazol-mediated cellular events were effectively blocked by MAPK/ERK kinase (MEK1/2) and p38 MAPK inhibitors. Conclusions: Cilostazol protects HUVECs against LPS-induced apoptosis by suppressing mitochondria-dependent apoptotic signaling. Activation of ERK1/2 and p38 MAPKs, and subsequent stimulation of CREB phosphorylation and Bcl-2 expression, may be responsible for the cellular signaling mechanism of cilostazol-mediated protection. (Korean J Intern Med 2009;24:113-122)