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류병호(Beung-Ho Ryu),하미숙(Mi-Suck Ha),김동석(Dong-Seuk Kim),신동분(Dong-Bun Sin),허호장(Ho-Jang Hur),정종순(Jong-Soon Jung) 한국식품영양과학회 1986 한국식품영양과학회지 Vol.15 No.3
명란젓, 대구아가미젓, 바지락젓, 새우젓, 창란젓, 꼴뚜기젓, 계젓, 멸치젓, 오징어젓, 조개젓에 대한 重金屬 및 유기인계 殘留農業에 대한 分析결과는 다음과 같다. 수은함량은 0.11~0.46ppm이었고, 납은 含量은 ND~1.3ppm, 카드륨 함량은 0.01~0.34ppm이며 구리함량은 0.4~5.98ppm, 아연함량은 0.16~4.5ppm, 망간함량은 0.02~0.49ppm으로 상당히 낮으며 비소함량은 검출되지 않는 젓갈이 많았다. 有機鹽素 잔유농약의 含量은 Total BHC는 멸치젓이 0.3~1.825ppb 였고 계젓, 멸치젓에서는 PP'-DDE, Dieldrin, PP'-DDD, PP'-DDT가 다소 검출되었으나 나머지 젓갈에서는 검출되지 않았다. 우리나라 허용기준과 비교해 볼때 젓갈 중의 중금속 및 잔유농약은 식품위생상 안전하다고 볼 수 있다. Heavy metal contents and residues level of organochlorine pesticides were analyzed for commercial salted and fermented sea-food which bought from pusan area.<br/> Heavy metal contents ranged from 0.11 to 0.46 ppm of mercury, trace to 1.1 ppm of lead, 0.01 to 0.34 ppm of cadmium, 0.4 to 5.98 ppm of cupper, 0.16 to 4.5 ppm of zinc, trace to 0.49 ppm of manganese and trace to 1.35 ppm of arsenic.<br/> Residue level of organochlorine pesticides in salted and fermented sea-foods ranged from 0.3 ppb to 1.825 ppb of total BHC Organochlorine pesticides of DDE, dieldrine, pp'-DDD and pp'-DDT were detected a small amount from Ge jeot and Myeol-Chi jeot. In conclusion, the heavy metal and levels of organochlorine pesticides residues were safety to eat the salted and fermented sea foods.
류병호,이병호,박형숙,하미숙,김동석,Ryu, Beung-Ho,Lee, Beung-Ho,Park, Hyeong-Suck,Ha, Mi-Suck,Kim, Dong-Seuk 생화학분자생물학회 1986 한국생화학회지 Vol.19 No.3
말똥 성게를 인공적으로 수정시킨 후, 칼럼 크로마토그래피법으로 분리 정제하여 리보뉴크레아제 $H_1$과 리보뉴크레아제 $H_2$를 얻었다. 리보뉴크레아제 $H_1$의 분자량은 약 68,000이었고, 리보뉴크레아제 $H_2$의 분자량은 약 44,000 이었다. 리보뉴크레아제 $H_1$는 약알카리성에서, 리보뉴크레아제 $H_2$는 알카리성에서 활성이 높았다. 이들 효소는 모두 2가이온인 마그네슘이온 ($Mg^{2+}$), 망간이온($Mn^{2+}$)과 그리고 염의 일정농도에서 활성을 나타내고 있으며, N-에칠 말례이마이드에 감수성이 높았다. 그리고, 리보뉴크레아제 $H_1$과 $H_2$는 단일가닥과 이중가닥의 활성은 없었으나, RNA-DNA hydrid는 급히 저하 시켰다. From the sea-urchin, Hemicentrotus pulcherrimus, we have purified by two column chromatographic steps two ribonuclease H (RNase H) activities of RNase $H_1$ and RNase $H_2$ in homogeneous form. RNase $H_1$ was molecular weight around 68,000 and RNase $H_2$ was around 44,000 by Sephadex G-75 gel filteration and SDS-polyacrylamid gel electrophoresis. RNase $H_1$ was optimal active as well as slightly alkaline pH and RNase $H_2$ was as alkaline pH. These enzymes shown to be a function of the divalent metal ion $Mg^{2+}$, $Mn^{2+}$ and salt employed as activator, also were sensitive -SH reagent N-ethylmaleimide. RNase $H_1$ and RNase $H_2$ were shown no activity with single or double stranded RNA but rapidly hydrolysis the RNA-DNA hybrid.
류병호,이병호,박형숙,하미숙,김동석 ( Beung Ho Ryu,Beung Ho Lee,Hyeong Suck Park,Mi Suck Ha,Dong Seuk Kim ) 생화학분자생물학회 1999 BMB Reports Vol.19 No.3
From the sea-urchin, Hemicentrotus pulcherrimus, we have purified by two column chromatographic steps two ribonuclease H (RNase H) activities of RNase H₁ and RNase H₂ in homogeneous form. RNase H1 was molecular weight around 68,000 and RNase H₂ was around 44,000 by Sephadex G-75 gel filteration and SDS-polyacrylamid gel electrophoresis. RNase H₁ was optimal active as well as slightly alkaline pH and RNase H₂ was as alkaline pH. These enzymes shown to be a function of the divalent metal ion Mg^(2+), Mn^(2+) and salt employed as activator, also were sensitive -SH reagent N-ethylmaleimide. RNase H₁ and RNase H₂ were shown no activity with single or double stranded RNA but rapidly hydrolysis the RNA-DNA hybrid.
진주담치 껍질을 이용한 아세트산 칼슘의 제조와 영양학적 가치
류병호(Byung-Ho Ryu),이성호(Sung-Ho Lee),하미숙(Mi-Suck Ha),신동분(Dong-Bun Sin),이상훈(Sang-Hoon Lee) 한국식품영양과학회 1987 한국식품영양과학회지 Vol.16 No.1
The present studies were undertaken to prepare calcium acetate from sea-mussel shell and then. to investigate the calcium absorption ratio for calcium acetate by using young albino rate male. Purities such as chloride. nitrate, nitrate, sulfate, phosphate and heavy metal passed to test as reagent grade and calcium acetate assay was 99.0%. No significant differences in the body weight gain between calcium acetate group, calcium gluconate group and calcium carbonate group were not recognized.<br/> Diet consumptions of calcium acetate group was almost similar with calcium gluconate group and calcium carbonate group. It was found that absorption rate of calcium acetate was 57.68±0.83%, 58.08±0.94% and was 2.0~3.0% high than calcium gluconate and calcium carbonate group.
하미숙,류병호,이종철 한국식품위생안전성학회 1986 한국식품위생안전성학회지 Vol.1 No.2
n beef, pork, chicken-flesh, and goat-flesh sampled from Pusan area, residues of various kinds of organochlorine pesticides were examined. The residues of organochlorine pesticides in the all of samples were found to be in the order of α-BHC, ρ-BHC, heptachlor epoxide PP'-DDE, and m-BHC. The residues of organochlorine pesticides such as heptachlor, PP'-DDE and PP'-DDD were comparatively in low level or trace and drins-pesticides were not detected in all of samples. The average concentrations of total BHC in beef pork, chicken and goat were found 0. 713 ppb, 0. 673 ppb, 0.517 ppb and 0. 586 ppb. Residue contents were found in the order of beef, pork, goat and chicken. The highest concentration was found in the adipose tissue.
하미숙,김동석,류병호,이병호,박형숙 생화학분자생물학회 1991 BMB Reports Vol.19 No.3
From the sea-urchin, Hemicentrotus pulcherrimus, we have purified by two column chromatographic steps two ribonuclease H (RNase H) activities of RNase H₁ and RNase H₂ in homogeneous form. RNase H1 was molecular weight around 68,000 and RNase H₂ was around 44,000 by Sephadex G-75 gel filteration and SDS-polyacrylamid gel electrophoresis. RNase H₁ was optimal active as well as slightly alkaline pH and RNase H₂ was as alkaline pH. These enzymes shown to be a function of the divalent metal ion Mg^(2+), Mn^(2+) and salt employed as activator, also were sensitive -SH reagent N-ethylmaleimide. RNase H₁ and RNase H₂ were shown no activity with single or double stranded RNA but rapidly hydrolysis the RNA-DNA hybrid.