• Title/Summary/Keyword: black-coat

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A Study on the Changes of Coat Color-Related Genes according to Generational Changes in Jeju Horses (제주마 집단의 세대 경과에 따른 모색 유전자 변화 연구)

  • Kim, Nam-Young;Chae, Hyun-Seok;Baek, Kwang-Soo;Cho, In-Chul;Jung, Young-Hun;Woo, Jae-Hoon;Park, Seol-Hwa;Kim, Ji-Hyang;Lee, Sung-Soo;Yang, Young-Hoon
    • Journal of Embryo Transfer
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    • v.30 no.3
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    • pp.183-188
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    • 2015
  • This study analyzed the coat color-related genes of MC1R, ASIP, ECA3-inversion, and STX17 of 1,462 Jeju horses administered by the Jeju Special Self-Governing Province. This was done to investigate the distributional characteristics of coat color-related genes in the Jeju horse group and the changes of its coat color-related genes by generation. The genotype frequency of the MC1R gene of $E^+/E^+$ and $E^+/E^e$ related to black coat color was 0.122 and 0.447, respectively, while $E^e/E^e$ of the chestnut genotype was 0.429. The genotype frequency of the ASIP gene of $A^A/A^A$, $A^A/A^a$, and $A^a/A^a$ was 0.46, 0.448, and 0.091, respectively, where the genotype frequency of $A^a/A^a$ turned out to be relatively low. The To/To and +/To genotype that manifests the Tobiano shape was 0.001 and 0.119, respectively, with the share of Tobiano shape around 12%. The genotype frequency of G/G and G/g of STX17 related to grey coat color was 0.002 and 0.680, respectively, with the share of grey horses among the Jeju horse group at 68.2%. As for the change of coat color genes by generation, no large changes were observed in the MC1R and ASIP genes. In ECA3-inversion, the To allele that manifests Tobiano significantly decreased following the generational change (p<0.05), while the STX17 G allele related to grey coat color significantly increased following the generational change (p<0.05). It will be necessary to examine the coat color genes when selecting breeding horses so that the diversity of coat colors among the Jeju horse group can be maintained.

BODY CONFORMATION AND BLOOD PROTEIN / ISOZYME POLYMORPHISMS OF TAMARAW (Bubalus mindorensis)

  • Majid, M.A.;Momongan, V.G.;Penalba, F.F.;Barrion, A.A.;castillo, E.M.
    • Asian-Australasian Journal of Animal Sciences
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    • v.8 no.2
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    • pp.119-122
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    • 1995
  • A total of 6 tamaraws were observed for determining coat color and measured for body conformation. Banding pattern of 4 blood proteins and 2 isozymes were analysed from the peripheral blood of two tamaraws. The coat colour of younger tamaraws were observed to be brown and adult was found to be complete black. The body weight, body length, withers height, head length, head width, horn length and tail length of adult male and female tamaraws were: 236 kg and 208 kg; 113.5 cm and 112.5 cm; 19.5 cm and 20 cm; 30.0 cm and 28.5 cm and 36.0 cm and 35.5 cm, respectively. The electrophoretic banding pattern, distance migrated and the allelic frequencies obtained in tamaraws were similar compared with that reported in swamp buffaloes. Although the sample size was very small, results of this study could be an important source of informations based on which a breeding programme can be designed to exploit some of the economic characters of tamaraw.

A study on palestinian women traditional clothes (팔레스타인의 여성 복식 고찰 -20C 초기를 중심으로-)

  • 박금주
    • Journal of the Korean Society of Costume
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    • v.19
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    • pp.195-207
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    • 1992
  • palestein had been a part of Islamic culture before Israel was established after World War II and their daily lives had been totally affected by the Korean, Consequently, the idea of clothing, types of women clothes and it's characteristics reflected in the Koran have been studied and the results are as follows: First, the idea of clothing reflected in the Koran emphasizes the equality of the sexed and treats women as men's equal partner. Second, in the Koran there is almost no reference on men's clothes, but it only recommends women to wear veil to cover their faces and bodies when they go out. The Koran argues that it is not to restrict women but to protect them. Third, due to it's geographical location, Palestinian clothes had been affected by it's neighboring areas, and the gumbaz-a kind of coat - is one of the examples of Turkish origin. In the beginning the gumbaz had been worn by upper class Palestinian women and subsquently by urban Nazareth women. They used to slip on gumbaz on their heads and shoulders. Fourth, In Palestein they wore jacket over coat or dress. The emboridered jacket from Bethlehem was mostly worn their wedding dress. Fifth, the headdress and face-veil in Palestein are the most unique ones and married women decorated headdress and face-veil with gold or silver coins which they received as wedding presents, and wrapped all their coin decorations in black cloth when husbands are dead. Bedouins decorated not only with coins but also with shells, buttons, stones and beads to articulate their chastity, social status, aestheticism, religion and magic.

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A study on the Women's Veil of Yi Dynasty (조선조여인의 쓰게에 관한 연구)

  • 정광희
    • Journal of the Korean Home Economics Association
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    • v.20 no.4
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    • pp.13-22
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    • 1982
  • While the women of the Korea Dynasty wore hat(笠子) and Mongsu(蒙首) on top of it when going out, the Yi Dynasty, due to more strict Contucian ethics and isolated way of life, had seen the development of the covering clothes, rather veil, for avoiding the opposite sex with diversity and both men and women began wearing PHO(coat), a Korean topcoat over the head and thurs called Changots, but originally PHO for men was named Changyi a men's outer coat. Neuwul(羅兀), like Mongsu(蒙首) of Korea Dynasty was a thin black hood worn on top of the Wowllip or a kind of skirt draped over the head and the latter was called Changots, very similar to Sgaechima, a kind of long hood formally worn by women. Meanwhile, local women wore a long veil with no arm sleeves dubbed Cheunyi(薦衣) But since western civilization and culture landed on Korea around the end of the 19th century, the women's social status has been raised to almost the same level with men and the way of life has changed towards openness, in which men and women have almost daily contact with one another, so these days we can hardly find such veil style covering clothes around us.

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A Study on the Costume and the inner symbolic meaning of the movie -Focusing on Keum-Ja's Costume- (영화 <친절한 금자씨>의 복식과 상징성에 관한 연구 - 주인공 복식을 중심으로 -)

  • Jang, Mi-Yong;Cho, Kyu-Hwa
    • Journal of Fashion Business
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    • v.12 no.1
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    • pp.16-29
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    • 2008
  • The purpose of this essay is to know the expressed form and color and also to examine the inner symbolic meaning of the movie "Sympathy for Lady Vengeance" by producer Chan-Wook Park. In the movie, the main character Geumja has double personality, having both images of a wicked woman and a woman saint, and she showed the clothing of both good and evil. For example, while she was in prison, her prisoner uniform while she was taking care of her inmates, her pajama which is the symbol of innocence when she was atoning and praying, Geumja's appearance wasn't fabulous when she was wearing baker's cloth that symbolize pure inside. But in contrast, Geumja who was released from prison planned and execute vengeance, dress colorful dress and primary color make-ups. Blue color coat with gloomy mood, black leather coat with the image of female warrior, and the slip with intensive image and etc express Geumja's will of revenge. Like this, depend on the psychology of main character Geumja, it's easy to recognize the change of clothing and color, and it's possible to understand the symbolic meaning in it.

Effect of Follicle Stimulating Hormone Dosage on the Production and Pregnancy of Embryos Derived from Korean Brindle Cows (난포자극호르몬(Follicle Stimulating Hormone) 투여 농도가 칡소 수정란의 생산과 이식에 미치는 영향)

  • Choi, Soo-Ho;Park, Yong-Soo
    • Journal of Practical Agriculture & Fisheries Research
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    • v.16 no.1
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    • pp.115-122
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    • 2014
  • Korean native cattles (Han woo) are divided yellow, tiger(blinder), and black by coat color. Chikso has tiger coat color, which cultured about 1,700 heads within Korea. However there were a few researches reported about preservation and production. This study was conducted to investigated that the effect of follicle stimulating hormone (FSH) dosage(240 mg and 280 mg) on the embryo production, pregnancy and calf birth weights. There were no difference total embryo and transferable embryo between FSH 240 mg or 280 mg treatment, but pregnancy rate was increased 46% in embryos derived from 280 mg group than 240 mg group's 29.6%. The birth weight of Chikso calves was similar between artificial insemination(25.6 kg) and embryo transfer(24.8 kg) groups.

Investigation of KIT Gene Polymorphisms in Korean Cattle

  • Hoque, Md. Rashedul;Lee, Seung-Hwan;Lim, Da-Jeong;Cho, In-Cheol;Choi, Nu-Ri;Seo, Dong-Won;Lee, Jun-Heon
    • Journal of Animal Science and Technology
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    • v.54 no.6
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    • pp.411-418
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    • 2012
  • KIT gene is the major causative gene for coat color variation in diverse animal species. This gene regulates melanocyte migration from the neural crest to target tissues and the mutation of this gene can affect dominant white phenotypes in animals. Because this gene has a major influence for the coat color variation, single nucleotide polymorphisms (SNPs) in 14 Korean cattle (Hanwoo) and 5 Holstein individuals were investigated. The Hanwoo DNA samples included three different colored (5 Black, 5 Yellow and 4 Stripe) animals. Total 126 polymorphisms have been identified and 23 of them are located in the exon region. Also, 5 bp (TTCTC) and 3 bp (TCT) intronic indels in intron 3 and intron 5, respectively, were identified. Out of 23 exonic polymorphisms, 15 SNPs are the missense mutations and the rest of the SNPs are silence mutations. The neighbor-joining phylogenetic tree was constructed for the different colored animals using the obtained KIT gene sequences. Holstein breed showed a clear breed-specific cluster in the phylogenetic tree which is differed from Hanwoo. Also, three colored Hanwoo animals were not discriminated among the breeds. The KIT gene polymorphisms identified in this study will possibly give some solutions for the color variations in cattle with further verifications.

Identification of MC1R gene variants of Hanwoo and Holstein meat using PCR-RFLP (PCR-RFLP를 이용한 한우와 젖소고기의 MC1R 유전자변이 검출)

  • Koh Ba-Ra-Da;Kim Yong-Hwan;Park Seong-Do;Na Ho-Myung;Kim Jeong-Nam;Sung Chang-Min;Lee Sam-Soo
    • Korean Journal of Veterinary Service
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    • v.28 no.3
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    • pp.259-265
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    • 2005
  • The melanocortin 1 receptor (MC1R) encoded by the coat color extension gene (E) plays a key role in the signaling pathway of melanin synthesis. The primers for the amplification of bovine MC1R gene were designed based on a bovine MC1R gene sequence (GenBank accession no. Y19103). A size of 483bp (482bp for Hanwoo) was amplified by PCR, digested with Hpa II restriction enzyme and electrophoresed in $1.5\%$ agarose gel. When the amplified DNA product (483 bp) was digested with Hpa II restriction enzyme, Hanwoo meat showed a single band of 482bp, whereas two fragments of 325bp and 158bp were detected in Holstein, Angus and meat of Hanwoo / Holstein cross cow having back coat color phenotype, respectively. The results of this experiment Indicate that new designed primers of bovine MCIR gene may be useful for identification of Hanwoo meat from Holstein, Black Angus and Hanwoo / Holstein cross cow meat.

Variation of Antioxidant and Anticancer Activities of Hull and Bran Extracts in Different Colored Rices (종피색이 다른 벼 품종의 영과 쌀겨 추출물의 항산화 및 항암활성 변이)

  • Shin, So-Hee;Chung, Nam-Jin
    • Korean Journal of Breeding Science
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    • v.43 no.4
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    • pp.297-303
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    • 2011
  • In order to confirm the biological activities of rice bran and hull, total phenolic content, antioxidant and anticancer activities were examined in three rice varieties that have different seed coat colors such as brown, black, and purple. The antioxidant activity was measured by free radical scavenging assay including DPPH, $ABTS^+$ and reducing power activity. The anticancer activity was evaluated by WST assay with human HepG2 cell lines. As the result, Huegjinju, black seed coat rice, showed higher of the total phenolics contents in both bran and hull, than purple Jeojinju and brown Ilpum. In the antioxidant activity, Heugjinju showed the highest among the bran extracts, but the activities of hull extracts were similar in three varieties. In the anticancer activity to HepG2 cell line, the hull extract was 20% higher than that of bran extract in the average of three varieties. The hull extracts of Ilpum and Jeokjinju showed similar anticancer activites about 92%, and that of Heugjinju showed the lowest activity of 30.4%. The anticancer activities of hull extracts in three varieties showed positive correlation with total phenolics contents, DPPH radical scavenging activities and reducing power activities. In conclusion, the rice bran and hull showed potent antioxidant and anticancer activities varied in three varieties that have different seed coat colors.

Potential Exposure of Nanoparticles from Laboratory to Office (실험실에서 사무실로의 나노입자의 잠재적 노출)

  • Shin, Hyeokjin;Kim, Younghun
    • Clean Technology
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    • v.28 no.2
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    • pp.123-130
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    • 2022
  • Nanoparticles are used in various fields such as chemistry, medicine, the environment, and information and communication. With the increasing use of engineered nanomaterials, exposure to nanoparticles is expected to increase in the workplace and the environmental media. However, while nanotechnology industries are expanding, research on the exposure assessment of nanomaterials to humans and the environment is only at a beginning stage. Especially, if nanoparticles with a size of 100 nm or less that are contained in nano-products are released unintentionally, they may pose potential risks to the human body through breathing or skin exposure. Therefore, in this work, the possibility of potential exposure of nanoparticles moving from the laboratory to the office was confirmed, and nanoparticle safety guidelines are proposed. A nano-collector was used to detect nanoparticles in the atmosphere, and through use of a scanning mobility particle sizer it was found that nanoparticle concentrations in the laboratory and the office tended to be similar. On the assumption that nanoparticles attached to a lab-coat move out of the laboratory, a lab-coat to which nanocarbon black was attached was shaken and the concentration of the remaining particles on the lab-coat determined. The results confirmed that sufficient amounts of nanoparticles attached to the lab-coat could move from the laboratory to the office along the path of a researcher; thus, safety guidelines for the handling of lab-coat nanoparticles are required.