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Surface Heat Flux and Oceanic Heat Advection in Sendai Bay

  • Yang Chan-Su;Hanawa Kimio
    • Korean Journal of Remote Sensing
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    • v.22 no.1
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    • pp.11-24
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    • 2006
  • Coastal sea surface temperature (CSST) and meteorological data from January through December 1995 are used to estimate the net surface heat flux and heat content for Sendai Bay. The average annual surface heat flux in the area north of the bay is estimated to be $+35Wm^{-2}$, whereas the southwestern area is estimated to be $+56Wm^{-2}$. Therefore, the net surface heat flux shows a net gain of heat over the whole bay. The largest heat gain occurs near Matsukawaura, where the strong Kuroshio/Oyashio interaction produces anomalously cold SST and wind is more moderate than in other regions of Sendai Bay over most of the year. The lowest heat gain occurs around Tashiro Island, where the temperature difference between air and sea surface is lower and wind is stronger. The heat budget shows that both surface forcing and horizontal advection are potentially important contributors to the seasonal evolution of CSST in the bay. From the A VHRR and SeaWiFS data, it is found that offshore conditions between the bay and Eno Island are different due to the presence of the Ojika Peninsula. It is also shown that the temporal behaviors of SSTs in the bay are closely connected with the air-sea heat flux and offshore conditions.

Studies on enterotoxigenic Escherchia coli isolated from piglets with diarrhea (설사 자돈에서 분리된 병원성 대장균에 관한 연구)

  • 김광재;윤교복;최봉출;신은경;김종술;박양주;이유섭
    • Korean Journal of Veterinary Service
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    • v.20 no.4
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    • pp.359-370
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    • 1997
  • This study was carried out to Investigate the biochemical characteristics, antibiotic susceptibility, serogroups and pili producibility test of enterotoxigenic Escherichia coli(ETEC) isolated from piglets with diarrhea in Kangwon province from March to October 1996. 1. Sixty eight E coli strains were isolated from 72 piglets with diarrhea and the biochemical and cultural reaction were compared with the classification criteria of Edwards and Ewing. 2. The serogroups of 26 isolates were classified as 08 : K87 6(8.8%), O20 : K1O1 4(5.9%), O141 : K85 4(5.9%), 09 : K103 : P987 3(4.4%), O45 : K 2(2.9%) 0139 : K82 2(2.9%), O64 : $K^{-}$2(2.9%), O149 : K91 1(1.5%), O157 : K88ac 1(1.5%) and O115 : $K^{-}$1(1.5%), respectively. 3. In antibiotic susceptibility test, the isolates showed high susceptible to Ak, Eno, Na, Gm, Am and Km, whereas resistance to Tc, Sm and Cf. 4. Sixty one strains(89.7%) of 68 I coli Isolates were resistant to one or more drugs. The isolates resistant to 2 and 3 or more drugs were 60.3% and 19.1%, respectively. Amog the 16 multiple resistant patterns, Sm Tc(11.5% ), Cf Sm Tc(11.5% ), Cf Cp Sm Su Tc(9.8% ) and Cf Cp Sm Su Tc(8.2%) patterns were frequently observed. 5. MRHA of guinea pig erythrocytes was detected in 9 out of 26 OK serotype and 9 out of 42 unidentified serotypes. MRHA titers of serotypes showed from 16 to 32 in O141 : K85 and no titers in O139 : K82. 6. By the GM1 ganglioside ELISA, $\beta$-, $\alpha$-, and $\gamma$-hemolysin producing strains was detected as 36, 6, and 5 from heat labile enterotoxin(LT) of 47 ETEC, respectively. The distribution of LT toxin from 112 isolates was showed $\beta$- hemolysin, 2 isolates $\alpha$-hemolysin and 3 isolates $\gamma$-hemol-ysin from 26 OK serotypes.

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Antimicrobial Susceptibility of Escherichia coli Isolated from Fish Farms on the Southern Coast of Korea (남해안 어류양식장에서 분리된 Escherichia coli에 대한 항균제 감수성)

  • Son, Kwang-Tae;Oh, Eun-Gyoung;Park, Kun-Ba-Wui;Kwon, Ji-Young;Lee, Hee-Jung;Lee, Tae-Seek;Kim, Ji-Hoe
    • Korean Journal of Fisheries and Aquatic Sciences
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    • v.42 no.4
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    • pp.322-328
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    • 2009
  • Three-hundred and sixteen Escherichia coli strains from seawater, and a variety of farmed fishes, including oliver flounder (Paralichthys olivaceus), black rock fish (Sebastes schlegeli), red sea bream (Pagrus major) and sea bass (Lateolabrax japonicus) between May to October in 2004, were tested by agar dilution method to determine their susceptibility patterns to 17 antimicrobial agents. Overall, 92.1% of Escherichia coli isolates from samples showed antimicrobial resistance to at least one antimicrobial agent and the multiple resistance was seen in 173 isolates (54.7%). The resistance of E. coli isolates to tetracycline (74.1%) was highest, followed by cephalothin (69.9%), doxycycline (66.5%), streptomycin (47.2%), ampicillin (46.2%), cefazolin (31.6%), enrofloxacin (31.0%). norfloxacin (28.2%). The most frequent resistance pattern was TE-D-CF-CIP-ENO-NOR-AM-S-C-SXT-AmC-CZ (14.7%), followed by CF (6.2%), TE (5.1%), TE-CF (4.5%) in 177 isolates from fishes and TE-D-CF (7.2%) followed by TE-D-CF-S (5.8%), CF and TE-D-S (3.6%) in 139 isolates from seawater.

Characterization of Transgenic Lettuce (Lactuca sativa L.) Using a BL1 Gene Encoding Bromelain Isolated from Pneapple (제주산 파인애플 유래 Bromelain관련 유전자 (BL1)를 이용반 형질전환 상추의 특성)

  • Jung, Yu-Jin;Kim, Gi-Hyun;Choi, Jang-Sun;Lee, Soon-Youl;Nou, Il-Sup;Park, Jin-Heui;Kang, Kwon-Kyoo
    • Journal of Plant Biotechnology
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    • v.33 no.1
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    • pp.27-32
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    • 2006
  • To clarify the roles of bromelain in plants, we isolated BL1 gene encoding bromelain from pineapple stem tissues and sequenced. The full length cDNA is 933 bp and encodes a polypeptide of 311 amino acid residues. The cDNA is most similar 94% at the amino acid level to bromelain previously isolated from pineapple (BAA21929). Explants of Lactuca sativa were co-cultivated with Agrobacterium tume-faciences LBA 4404 strains containing nptII and BL1 gene for transformation. Through initial selection of regenerated explants by culturing on a kanamycin and carbenicillin containing MS medium, multiple shoots were obtained after 2 months of culture. For a complementary step of selection, putative transgenic shoots were transferred to 1/2 Ms basal medium supplemented with 100 mg/L kanamycin and 500 mg/L carbenicillin. The selected shoots were obtained T1 generation seeds with emasculation, and tested with PCR analysis using 35S promoter and BL1 specific primers whether BL1 gene was introduced to genome of the plants. These results confirmed that produced the specific PCR bands in the putative transgenic lines. Additionally the Northern blot and endo protease activity showed that transcripts of BL1 gene were detected in transgenic lines. Theses results suggest that BL1 gene be successfully integrated and transcripted in the transgenic lettuce plants.

An Analysis of Clinical Prognosis Factors of Bell's Palsy (Bell's Palsy의 경과에 대한 예후인자 분석)

  • Min, Young-Kwang;An, Chang-Beohm;Jang, Kyung-Jun;Yoon, Hyun-Min;Kim, Cheol-Hong;Song, Choon-Ho;Kim, Soo-Min;Kim, Jeong-Eun;Park, Jae-Heung
    • Journal of Acupuncture Research
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    • v.25 no.3
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    • pp.163-177
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    • 2008
  • Objectives : This study was designed to evaluate clinical prognosis factors of Bell's palsy patients. Methods : The 100 subjects were chosen from 262 patients over 20years old who was diagnosised Bell's palsy through Acupuncture & Moxibustion and ENT medical specialist after visiting the hospital within 8days of onset of peripheral facial palsy and after Oriental-Western Medicine Treatment, recovered completely or had over three months cares because of incomplete recovery Oriental-Western Medicine Treatment included Acupuncture Treatment, Herb med treatment, medicines treatment, Physical therapy and Electrodiagnostic Test was operated after 7 to 10days after outbreaks of the disease. Clinical prognosis factors were analyzed using House-Brackmann grading system(HBGS) as a measurement of the degree of Facial Palsy. Collected data were analyzed as Chi-Square test, ANOVA test, Independent-Samples t-test regression analysis using SPSS 12.0 WIN Program. Results : 1. There was a significant difference in the results of treatment according to site of palsy, degree of initial palsy, time of initial recovery and existence of recovery after 3weeks from onset as clinical prognosis factors of Bell's Palsy, However, a statistically significant difference was not shown in the results of treatment according to gender, age, existence of Post Auricular Pain, Hypertension, Diabetes and existence of relapse. 2. As a result of overall treatment, 85% of patients were recovered almost entirely and 15% were not recovered completely. 3. There was a significant difference in the onset of Post Auricular Pain and duration of Post Auricular Pain according to the degree of Post Auricular Pain. 4. There was a significant difference in the degree of initial palsy and degree of palsy after 3weeks from onset according to the existence of Post Auricular Pain. However, a statistically significant difference was not shown in the period of time until initial treatment, The time of initial recovery, (H-B), The period from onset to recovey, ENoG value. Conclusions : Based on the above results, prognosis of Bell's palsy was affected by degree of initial palsy, time of initial recovery and existence of recovery after 3weeks from onset.

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