• Title/Summary/Keyword: 형질 세포

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Plasma Cell Granuloma of the Lung - Report of 2 Cases - (형질세포 육아종 2례 보고)

  • 형질세
    • Journal of Chest Surgery
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    • v.18 no.3
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    • pp.487-491
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    • 1985
  • Two cases of plasma cell granuloma of the lung, whose incidence is 0.7% in the tumor of the lung and bronchus, are managed at department of thoracic and cardiovascular surgery, College of Medicine, Choong Nam national University Hospital from March, 1983 to July, 1984. The plasma cell granuloma of the lung, which is usually asymptomatic, is most commonly detected in routine chest films. The prognosis of the plasma cell granuloma is good after surgical resection. One case [female] was undertaken right pneumonectomy, the other, left lower lobectomy. Both cases had uneventful postoperative courses and are well being now.

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녹색식물로부터 산업용 효소의 생산

  • Kim, Nam-Su
    • Bulletin of Food Technology
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    • v.15 no.2
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    • pp.70-75
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    • 2002
  • 형질전환식물체기술 (transgenic plant technology)은 산업용 단백질 생산에 있어 경쟁력이 높으며, 그 주요 특징으로 최종 목적물의 저렴한 가격, 종자형태로의 안정적인 단백질 보존, scale-up의 손쉬움 등을 들 수 있다. 이 기술에는 유전자조작 (genemanipulation)에서 육종 (breeding)에 이르는 제단계가 포함되고 기존 화학공정의 대체에 의한 환경오염 방지 등의 혜택도 기대된다. 본 란에서는 분자량, 생체활성과 세포내 위치가 상이한 $\beta$- glucuronidase (GUS), avidin, laccase, trypsin을 예로 들어 형질전환식물체기술의 다양함을 설명하고자 한다.

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긴잎돌김 Porphyra pseudolinearis의 장단체형간 18S-rDNA 염기서열비교

  • ;Long-Guo JIN
    • Proceedings of the Korean Society of Fisheries Technology Conference
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    • 2000.05a
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    • pp.157-158
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    • 2000
  • 김(Porphyra)속 식물은 색깔, 체형, 크기, 촉감 등의 식별형질에 근거하여 분류가 시작되었고, Kurogi는 일본산 김속 식물의 분류학적 연구를 개괄하면서 김속의 식별형질로서 엽체의 세포층수, 거치상 돌기의 유무, 생식유형, 정자낭반의 형태, 정자낭 및 과포자낭 분열형식, 무성포자의 형성 유무, 지리적 분포, 각포자의 형태 및 생태적 특성 등을 종합하였다. 그러나 전통적인 분류 특징을 가지고 70종이나 되는 김을 분류한다는 것은 지금까지 불충분하여왔다. (중략)

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Establishment of a Leucocin A Producing Sccharomyces cerevisiae Cell (박테리오신 leucocin A를 생산하는 Saccharomyces serevisiae 세포의 제작)

  • 이상현
    • Journal of Life Science
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    • v.13 no.5
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    • pp.712-717
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    • 2003
  • In order to establish yeast cells that produce leucocin A, a bacteriocin, the 117 bp leucocin A gene with start and stop codons was synthesized and cloned in pAUR123, a yeast vector. Transformed yeast cells showed antibacterial activity against Bacillus subtilis. The leucocin A gene was confirmed by means of PCR methods with plasmid prepared from transformed yeast cells as template and two leucocin A-specific primers. In this results, yeast cells that produce mass amounts of bacteriocin to use as food preservative or antibiotics were established.

Extracellular Production of Alpha-Interferon by Recombinant Escherichia coli: Part III. Gene Expression for Product Formation (유전자 재조합 대장균을 사용한 Alpha-Interferon의 생산과 분비: 제3부: Interferon생산을 위한 유전자의 발현)

  • 노갑수;최차용
    • KSBB Journal
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    • v.5 no.3
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    • pp.293-298
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    • 1990
  • Alpha-interferon was produced by using recombinant Escherichia coli strains, which carry cloned alpha-interferon gene in plasmid vectors, pIF-III-B and pIF-III-C. With the aid of signal sequence of E. coli lipoprotein, which is placed right in front of the upstream of the cloned alpha-interferon gene of the plasmids, about 50% of alpha-interferon produced was excreted or secreted. Meanwhile, there was no extracellular production of alpha-interferon from the recombinant strain carrying the plasmid Hif-2h that lacks the signal sequence of lipoprotein.

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