• Title/Summary/Keyword: activity pattern

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A Study on the One-leg Drop landing Pattern and Muscular Activity depending on Chronic Ankle instability among Basketball Club members (농구동호인의 만성발목관절불안정성에 따른 한발착지패턴과 근활성도에 관한 연구)

  • Jeong, Kyoung-Yeol;Kim, Tae-Gyu
    • Journal of Digital Convergence
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    • v.19 no.2
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    • pp.481-488
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    • 2021
  • This study aimed to identify and to compare the difference the changes of one-leg drop landing pattern depending on chronic ankle instability (CAI) among basketball club members. For 30 basketball club members who are currently participating in recreational basketball games in Busan Metropolitan City, 21 CAI groups and 9 CON groups were classified according to the CAI standards provided by the International Ankle Consortium. The one-leg drop landing pattern was measured with the alignment of the lower extremity and joint movement at the initial contact (IC), and the point of peak knee flexion. In addition, the one-leg drop landing pattern was tested with the muscular activity of tibialis anterior, peroneus longus, medial gastrocnemius and gluteus medius at the initial contact (IC), heel contact (HC), and the point of peak knee flexion. The results of this study showed that there was no significant difference in lower limb alignment and lower limb muscular activity among single leg drop landing. These results showed no significant differences in the one leg drop landing pattern and muscular activity depending on CAI. The further studies should classify the types of chronic ankle instability and consider the physical demands and movement characteristics depending on their playing position for providing useful information on prevention of CAI in basketball club members.

Intracellular Localization and Developmental Changes of Purine Catabolic Enzymes during Germination in Cotyledons of Rape Seedlings (발아중 유채자엽 퓨린 분해효소의 활성변화 및 세포내 위치)

  • 권덕기
    • Journal of Plant Biology
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    • v.28 no.3
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    • pp.225-232
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    • 1985
  • Intracellular localization and the developmental changes in activities of uricase and allantoinase during germination were investigated with the cotyledons of rape(Brassica napus L.) seedlings. The development anddisappearance of uricase activity took place independently of light, but allantoinase activity was increased by light. The temporal pattern of uricase activity showed that uricolysis was actively taking place in the cotyledons during their early stages of germination. While uricase can be localized in the microbody fraction isolated from crude organelle extracts of the cotyledons by density gradient centrifugation, most of the allantoinase activity found in the microbody fraction did not appear to be an integral part of the microbody.

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무늬의 크기 , 배열, 명도대비에 따른 시각적 효과에 관한 연구 -격자무늬와 물방울무늬를 중심으로-

  • 최은영
    • Journal of the Korean Society of Costume
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    • v.24
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    • pp.193-203
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    • 1995
  • The objective of this research was to study the optical illusion effect and the difference of image of textile pattern design. This research also tried to show the more useful method to make stimulus by computer simulation and to present quantitative data. For the experiment, 3 design variable were selected from design principal book as follows : size, arrangement and value harmony of motive. Size of motive variable was divided into 3 level so by use of check & dot pattern, arrangement of motive variable was manipulated to vias direction for check pattern and value harmony between motive & base color was classified into similar value harmony and contrasting value harmony. Visual stimuli which same model was wearing each design were created by ENVISION program. This photographs were given to evaluating panels, Then panels compared experiment design by slim effect and evaluated for 5-sementic differential scale expressing clothing image. The results were as follows : 1) There were significant difference is slim effect, clothing image as simplicity and boldness according to size of Motive. 2) Arrangement of motive for check pattern had significant effects on slim , clothing images as activity and attractiveness. 3) Case of low value base color and high value dot color has significant high score on slim effect, activity, attractiveness, boldness and youthful image.

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Study on masticatory pattern of adult having anterior cross bite (전치부 반대교합 성인의 저작양상에 관한 연구)

  • Sohn, Byung-Wha;Yu, Hyung-Seog;Park, Jong-Jin
    • The korean journal of orthodontics
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    • v.27 no.1
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    • pp.35-44
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    • 1997
  • mastication is basically regulated by central pattern regulalor(CPG) of brain system, target organ output from CPG is modulated by oral sensory feedback, anterior cross bite pattern infuluence the feedback mechanism and change muscle activity and jaw movement. The purpose of this study was to investigate differnce anterior cross bite group from normal group, the selected sample groups were 30 normal patient, 30 anterior cross bite patient. EMG and EGN of Biopak system were used for this study The following results were obtained 1 In resting slate of mandible, anterior cross-bite showed the higher muscle activities in all the muscle.(exception:left digastric muscle) than normal group. 2. In clenching state, No significant difference in muscle activities of normal group and anterior cross bite group was noticed 3. In swallowing state Normal group showed the higher muscle activities in left and right masseter muscle, right posterior temporal muscle. 4. In maximum opening and closing velocity, normal group showed the higher value than anterior cross-bite. 5. In the mean value of the maximum opening,the maximum anterior posterior movemenl from centric-occlusion, the lateral deviation from centric occclusion, normal group showed the higher value than anterior cross-bite group.

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Sequence Analysis in Women's Work Transition (여성취업이행 경로의 생애과정 씨퀀스(sequence) 분석)

  • 은기수;박수미
    • Korea journal of population studies
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    • v.25 no.2
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    • pp.107-138
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    • 2002
  • In general, women's labor force participation follows a M-curve pattern because women's state of economic activity usually changes by their life course stage. This research attentions that the effect of sequence of life course as well as the effects of‘marriage bar’, or‘maternity leave’is very important in understanding women's chaning economic activity status. First, this research hypothesizes that women's four patterns of job career such as‘continuous pattern’,‘discontinuous pattern’,‘non-economic activity pattern’,‘marriage leave pattern’result a significant difference in social and demographic variables. Second, this research analyzes the effect of ordering and timing of life events on women's work transition. This research investigates labor market dynamics to conceptualize labor market behaviors using longitudinal data and sequence analysis and event history analysis. We find that four patterns of job career vary by age, educational attainment, having a certificate or not, their parents’human capital and health status. And we find that the ordering and timing of‘participation in labor market’and‘marriage’determine the pattern of women's work transition.

Movement Patterns from Supine to Standing Position of Hemiplegic patients (편마비 환자의 누운자세에서 일어서기 운동형태)

  • Kwon Mi-Ji;Chung Hyung-Kuk;Bae Sung-Soo
    • The Journal of Korean Physical Therapy
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    • v.12 no.1
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    • pp.15-21
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    • 2000
  • Rising from a supine position to erect stance is an important milestone in treatment of patients with neurologic dysfunction. The purposes of this study wed to describe the movement patterns that hemiplegic patients use when rising to a standing. position and to investigate whether movement patterns that an proposed to treat of functional activity, Seventeen patients were videotaped performing three trials of rising. Movement patterns were described with three body components : upper extremities, head-trunk, lower extremities. Subjects rose most commonly using a push and reach pattern of the upper extremities-symmetrical interrupted by rotation pattern in the head-trunk-an asymmetrical squat pattern in the lower extremities and a push and reach pattern of the upper extremities-symmetrical interrupted by rotation pattern in the head-trunk-an symmetrical squat with balance step pattern in the lower extremities.

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Effect of PNF Combination Patterns on Muscle Activity of the Lower Extremities and Gait Ability in Stroke Patients (PNF 결합패턴이 뇌졸중 환자의 하지 근 활성도 및 보행능력에 미치는 영향)

  • Jeong, Woo-Sik;Park, Seung-Kyu;Park, Jong-Hang;Lee, Hong-Gyun;Kim, Kyung-Yoon
    • The Journal of the Korea Contents Association
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    • v.12 no.1
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    • pp.318-328
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    • 2012
  • The purpose of present study was to determine effects of a PNF combination pattern training on muscle activity of lower extremities and gait ability in hemiparetic subjects. Twenty chronic stroke patients participated. Participants were randomly divided into either control group and experimental group. Experimental group received PNF combination pattern training, four times per a week for six weeks and control group received general exercise training. For the lower limbs muscle activity, RMS of action potential were analyzed and gait ability tests was conducted with 10MWT, DGI and F8WT. For the significance test of control and experimental group for measuring time by exercise application method, two-way repeated measure ANOVA. As the result, muscle activity of RF(p<.05), VM, TA, LH, LG was significantly increased between measurement period(p<.001), In VM, TA, LH, LG, there were interactions each measurement time and between group. 10MWT, DGI, F8WT in gait ability was significantly improved between measurement periods(p<.001) and In 10MWT, DGI, F8W, there were interaction each measurement time and between group. In conclusion, the PNF combination pattern application will be effective strategy to increasing the muscle activity and improving gait ability in the rehabilitation of stroke patients.

A Study on the SCM Activities Depending on General Characteristics in Fashion Enterprise -Focused on the Supply Chain of Apparel Manufacturers- (패션 기업의 일반적 특성에 따른 SCM 활동에 관한 연구 -어패럴업체의 공급 사슬을 중심으로-)

  • Hong, In-Sook
    • The Research Journal of the Costume Culture
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    • v.13 no.1
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    • pp.18-33
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    • 2005
  • The purposes of this study were to investigate the difference of the SCM activities in the general characteristics of fashion enterprises and to inquire out the general characteristics affecting the introduction of SCM. The characteristics of apparel manufactures were also compared through the cluster analysis of the SCM activity levels of apparel manufactures. Through questionnaire survey, a total af 214 data - 123 from 64 apparel manufacturers, 46 from 40 fabric suppliers and 45 from 4 retailers - were used for analysis. The analysis on the relation between the SCM activity levels and the general characteristics of fashion enterprises showed that the SCM activities were affected by product assortment pattern and SCM introduction level for fabric suppliers, production method, product assortment pattern, business type and SCM introduction level for apparel manufacturers, and SCM introduction level for retailers. The cluster characteristics related to the SCM activity levels of apparel manufacturers showed that the clusters with higher level were tending to doing business internationally and trying to manufacture in a small lot in variety. The higher level clusters also revealed relatively low in the occupation ratio of fashion goods and high in quick response ratio compared to the lower level clusters.

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Histone H1 Kinase Activity during Meiotic Maturation of Porcine Oocytes Matured in pFF-PMSG (pFF-PMSG배지에서 돼지미성숙란의 체외배양시 Histone H1 Kinase 활성)

  • 장규태;박미령;윤창현
    • Korean Journal of Animal Reproduction
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    • v.22 no.3
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    • pp.253-264
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    • 1998
  • Porcine follicular oocyte, collected from antral follicles (2~5 mm in diameter) of gilt ovaries were matured in vitro porcine follicular fluid (pFF) with PMSG (pFF-PMSG) buffer with at 37$^{\circ}C$ under 5% CO2 in air their ability of maturation promoting factor (MPF), of GV and GVBD formation was examined followed during time after in vitro culture. Formation of second metaphase was observed in 57.6% and 71.2% of matured in with pFF-PMSG buffer to 45 and 50 hours after invitro. Porcine oocytes cultured in pFF-PMSG for various periods of up to 30 hours were stained with Hoechst-33342 and classified according to maturation before assaying. Histone H1 kinase (H1K) activity was assayed during meiotic maturation in porcine oocytes matured in pFF-PMSG buffer in vitro. In oocytes matured in pFF-PMSG, H1K activity was at the 30 hours after culture and increased about 15 fold than at the germinal vesicle stage with before at the cultured in vitro. This pattern is similar to those reported in non-mammalian species and su, pp.rts the concepts that H1K is ubiquitous in eukaryotes and controls the meiotic cell cycle in mammals. These results suggest that the maturation pFF-PMSG buffer used influences the fluctuation pattern of H1K activity and biological characteristics of porcine oocytes cultured in vitro.

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Changes of Gelatinolytic Activity in Human Amniotic Membrane-Derived Mesenchymal Stem Cells during Culture in Hepatogenic Medium

  • Park S.;Kook M.;Kim H.
    • Reproductive and Developmental Biology
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    • v.29 no.4
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    • pp.259-267
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    • 2005
  • The present study was conducted to investigate gelatinolytic activities in HAM and to determine whether there are any changes in gelatinolytic activity profiles when the cells are cultured in hepatogenic medium. Placenta was obtained during caesarean section of the volunteers, with informed consent. HAM were isolated from amniotic membrane using collagenase type A HAM were cultured in hepatogenic medium for 3 weeks and the conditioned media were obtained at day 7, 14 and 21. The zymographic pattern of gelatinolytic activity of the HAM did not undergo a change during passages. When the HAM were cultured in a fibronectin-coated dishes in a hepatogenic medium, there was no significant difference of the gelatinase pattern between before and after culture. However, when bFGF was added to the culture, a dramatic increase of 62kDa and 59kDa gelatinases was observed. Interestingly, when ITS instead of FN was present, HAM-conditioned medium also showed a similar increase of both gelatinases. Immunoblotting analysis demonstrated that both 62kDa and 59kDa gelatinases were the active form of MMP-2 resulting from the turnover of MMP-2 proform. Futher study will be necessary to determine the relationship between bFGF and active MMP-2 during hepatogenesis of HAM.