• Title/Summary/Keyword: Animal ethics

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Study of Single-dose Toxicity of Aconitum Kusnezoffii Reichb. Pharmacopuncture in Rats

  • Kim, Jae-Kyoun;Kim, Sung-Ha;Lee, Sang-Mi;Jeong, Ho-Hyun;Park, Man-Yong;Kim, Dong-Woung;Song, Bong-Keun;Lee, Jong-Deok;Kim, Sung-Chul
    • 대한약침학회지
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    • 제15권3호
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    • pp.48-52
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    • 2012
  • Objective: This study was performed to analyze the single-dose toxicity of Aconitum kusnezoffii Reichb. pharmacopuncture (AKRP). Methods: All experiments were conducted at the Korea Testing & Research Institute (KTRI), an institute authorized to perform non-clinical studies, under the regulations of Good Laboratory Practice (GLP). Twenty (20) Sprague-Dawley rats were chosen for the pilot study. The animals were divided into four groups of five animals per group: group 1 (G1) being the control group with each animal receiving an injection of 0.3 ml of saline and groups 2, 3, and 4 (G2, G3, and G4) being the experimental groups with each animal receiving an injection of 0.1, 0.2 or 0.3 ml of AKRP, respectively. This study was conducted with the approval of the Institutional Animal Ethics Committee. Results: No deaths occurred in any of the 4 groups, and the $LD_{50}$ of AKRP administered via IV was higher than 1.77 ml/kg. Some changes in the weights of the male rates were observed between the control group and the experimental groups, but no significant differences were noted in the weights of the female rats. To check for abnormalities in organs and tissues, we stained representative sections of each specified organ with Hematoxylin & Eosin for light microscopic examination. The results showed no significant differences in any of the organs or tissues. Conclusions: The above findings suggest that Aconitum kusnezoffii Reichb. pharmacopuncture is a relatively safe treatment. Further studies on the subject should be conducted to yield more concrete evidence.

탈근대 희곡에 나타난 인간동물의 탈경계성 연구 타자성, -되기(devenir) , 생태적 공존을 중심으로- (A Study of Human/Animal Liminality in Postmodern Plays: applying 'Otherness', 'Becoming', and Ecological Coexistence)

  • 김방옥
    • 한국연극학
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    • 제48호
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    • pp.5-50
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    • 2012
  • In these days, we come across a growing interest in animals from various perspectives. Considering that the posthumanistic point of view forms the major stream of postmodern humanities, ethics and philosophies, this paper tries to study the liminality between human beings and animal as appear in postmodern plays. The cases of a middle-aged architect falling in love with a goat (The Goat, or Who is Sylvia? by Edward Albee); An abandoned (human-)dog that encounters his old mistress under the moonlight (A leaseholder by Yoon Young-sun); Coexistence of men, dog, plants in a Country life (White Cherry by Bae Sam-sik); A Mutual sympathy between a swarm of bees and a woman dying of cancer(Bee by Bae Sam-sik) were discussed referring such concepts as 'Otherness' of Derrida, 'Becoming'of Deleuze, 'a bare life' of Agamben and ecological co-existence. In The Goat, the moment of Martin who happened to meet a goat's eyes in a suburbs can be paralleled with that of Derrida who one day found himself caught up with the gaze of a cat in the bathroom while he was naked. They shared the common experience in that they went through the ontological and mysterious abyss that rendered them to raise the question of "Who am I ?" In A leaseholder, a young woman returns to her hometown exhausted by the calculating human society and meet her old time (human-dog). This story reminds us of Agamben's werewolf, Levinas's dog Bobby and Derrida's Zootobiography. He, an abandoned pet, both excluded and included from human society, now appearing as a mysterious human-dog, welcomes, embraces, and comprehends his old mistress and exposes his individual remorses and passions as an animal-subject. In White Cherry, the author describes the coexistence of all the life-beings such as an old dog, a golden bell tree, the deceased daughter and even a fossil remains in a country life. Bee is a story of a beekeeping village where bees were leaving and disappearing. A swam of bees fly down on a woman who was dying of cancer. With physical and spiritual empathy the dying woman helps the swarm of bee to conduct a new birth and a new life.

Single-dose Toxicity of Water-soluble Ginseng Pharmacopuncture Injected Intramuscularly in Rats

  • Yu, Junsang;Sun, Seungho;Lee, Kwangho;Kwon, Kirok
    • 대한약침학회지
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    • 제18권2호
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    • pp.76-85
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    • 2015
  • Objectives: Radix Ginseng has been traditionally used as an adaptogen that acts on the adrenal cortex and stimulates or relaxes the nervous system to restore emotional and physical balance and to improve well-being in cases of degenerative disease and/or old age. Radix Ginseng has been used for a long time, but the safety of ginseng pharmacopuncture needs testing. This study was done to analyze the single-dose toxicity of water- soluble ginseng pharmacopuncture (GP) intramuscular injections in rats. Methods: All experiments were performed at Biotoxtech, an institution authorized to perform non clinical studies under the regulations of Good Laboratory Practice (GLP). Each group contained 10 Sprague-Dawley rats, 5 males and 5 females. GP was prepared in a sterile room at the Korean Pharmacopuncture Institute under regulations of Good Manufacturing Practice (GMP). GP dosages were 0.1, 0.5 and 1.0 mL for the experimental groups; normal saline was administered to the control group. The animals general condition was examined daily for 14 days, and the rats were weighed on the starting day and at 3, 7 and 14 days after administration of the pharmacopuncture. Hematological and biochemistry tests and autopsies were done to test the toxicological effect of GP after 14 days. This study was performed with approval from the Institutional Animal Ethics Committee of Biotextech. Results: No deaths were found in this single-dose toxicity test of intramuscular injections of GP, and no significant changes in the general conditions, body weights, hematological and biochemistry tests, and autopsies were observed. The local injection site showed no changes. Based on these results, the lethal dose was assumed to be over 1.0 mL/animal in both sexes. Conclusion: These results suggest that GP is relatively safe. Further studies, including a repeated toxicity test, are needed to provide more concrete evidence for the safety of GP.

A Pilot Study on Single-dose Toxicity Testing of Hominis placenta Pharmacopuncture in Sprague-Dawley Rats

  • Lee, Yoo-Hwan;Yoon, Hyun-Min;Jang, Kyung-Jeon;Kim, Cheol-Hong
    • 대한약침학회지
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    • 제18권2호
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    • pp.51-59
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    • 2015
  • Objectives: This study was performed to analyze the toxicity and to find the lethal dose of the test substance Hominis placenta pharmacopuncture when used as a single-dose in 6 week old, male and female Sprague-Dawley (SD) rats. Methods: All experiments were conducted at Biotoxtech (Chungwon, Korea), an institution authorized to perform non clinical studies, under the regulations of Good Laboratory Practice (GLP). SD rats were chosen for the pilot study. Doses of Hominis placenta pharmacopuncture extracts, 0.125, 0.25 and 0.5 mL, were administered to the experimental group, and 0.5 mL doses of normal saline solution were administered to the control group. This study was conducted under the approval of the Institutional Animal Ethics Committee. Results: No deaths or abnormalities occurred in any of the groups. Also, no significant changes in body weights were observed among the groups, and no significant differences in hematology/biochemistry, necropsy, and histopathology results were noted. Hematologically, some changes in the male rats in two experimental groups were observed, but those changes had no clinical or toxicological meaning because they were not dose dependent. Histopathological tests on the injected parts showed cell infiltration in the male rats in one of the experimental groups; however, that result was due to spontaneous generation and had no toxicological meaning. Therefore, this study showed that Hominis placenta pharmacopuncture had no effect on the injected parts in terms of clinical signs, body weight, hematology, clinical chemistry, and necropsy. Conclusion: As a result of single-dose tests of the test substance Hominis placenta pharmacopuncture in 4 groups of rats, the lethal dose for both males and females exceeded 0.5 mL/animal. Therefore, the above findings suggest that treatment with Hominis placenta pharmacopuncture is relatively safe. Further studies on this subject are needed.

말 태반 가수분해 추출물의 Sprague-Dawley Rat를 이용한 단회 경구투여 독성시험 (Study on a Single Oral Dose Toxicity Test of Horse Placenta Hydrolysate Extract in Sprague-Dawley Rats)

  • 여인호;김이화;이은용
    • Journal of Acupuncture Research
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    • 제31권1호
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    • pp.105-110
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    • 2014
  • Objectives : The objective of this study is to analyze the single-dose toxicity of horse placenta hydrolysate extracts. Methods : Sprague-Dawley rats were chosen for the study. Doses of horse placenta hydrolysate extracts, 2,000 mg/kg, 1,000 mg/kg and 500 mg/kg, were administered to the experimental group, and the same doses of normal saline solution were administered to the control group. This study was conducted under the approval of the Institutional Animal Ethics Committee. Results : In all 4 groups, no deaths occurred, and the horse placenta hydrolysate extracts administered by oral was over 2,000 mg/kg. No significant changes in the weight between the control group and the experimental group were observed. To check for abnormalities in organs and tissues, we used microscopy to examine representative histological sections of each specified organ, the results showed no significant differences in any organs or tissues. Conclusions : The above findings suggest that treatment with horse placenta hydrolysate extracts is relatively safe. Further studies on this subject should be conducted to yield more concrete evidence.

Comparison of porcine and human acellular dermal matrix outcomes in wound healing: a deep dive into the evidence

  • Saricilar, Erin Cihat;Huang, Sarah
    • Archives of Plastic Surgery
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    • 제48권4호
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    • pp.433-439
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    • 2021
  • Acellular dermal matrices (ADM) are a novel graft. The goal of this systematic review is to evaluate the evidence behind differences in human and porcine ADM, irrelevant of manufacturing method, and to determine if there is enough of an evidence base to change clinical practice. An extensive literature search was performed through MEDLINE and Embase with search terms defining a population, intervention and outcome. Title and abstract exclusion were performed with other exclusion criteria. In 191 articles were found after exclusion of duplicates, with only 29 remaining following exclusions. Ten studies were found to have level I and II evidence (I=3, II=8), of which two were histopathological, one was an animal model, one was a systematic review, and six were clinical. The remaining studies were reviewed and considered for discussion, but did not hold high enough standards for medical evidence. Strong clinical evidence already exists for the use of human ADM, but questions of access, cost, and ethics require consideration of a xenograft. Histopathologically, evidence suggests minimal long-term differences between human and porcine ADM, although there is a short acute immune response with porcine ADM. Clinically, there is limited difference in outcomes, with a small range in effect of different ADM preparations. Considering the effectiveness of ADM in wound healing, more high-level research with appropriate statistical analysis to facilitate a future meta-analysis is recommended to justify a transition from human to porcine ADM.

Awareness, attitude, and behavior of global and Korean consumers towards vegan fashion consumption - A social big data analysis -

  • Yeong-Hyeon Choi;Sungchan Yeom
    • 복식문화연구
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    • 제32권1호
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    • pp.38-57
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    • 2024
  • This study utilizes social big data to investigate the factors influencing the awareness, attitude, and behavior toward vegan fashion consumption among global and Korean consumers. Social media posts containing the keyword "vegan fashion" were gathered, and meaningful discourse patterns were identified using semantic network analysis and sentiment analysis. The study revealed that diverse factors guide the purchase of vegan fashion products within global consumer groups, while among Korean consumers, the predominant discourse involved the concepts of veganism and ethics, indicating a heightened awareness of vegan fashion. The research then delved into the factors underpinning awareness (comprehension of animal exploitation, environmental concerns, and alternative materials), attitudes (both positive and negative), and behaviors (exploration, rejection, advocacy, purchase decisions, recommendations, utilization, and disposal). Global consumers placed great significance on product-related information, whereas Korean consumers prioritized ethical integrity and reasonable pricing. In addition, environmental issues stemming from synthetic fibers emerged as a significant factor influencing the awareness, attitude, and behavior regarding vegan fashion consumption. Further, this study confirmed the potential presence of cultural disparities influencing overall awareness, attitude, and behavior concerning the acceptance of vegan fashion, and offers insights into vegan fashion marketing strategies tailored to specific cultures, aiming to provide vegan fashion companies and brands with a deeper understanding of their consumer base.

A Study on the Oral Toxicity of Mecasin in Rats

  • Jeong, Hohyun;Lee, Jongchul;Cha, Eunhye;Park, Manyong;Son, Ilhong;Song, Bongkeun;Kim, Sungchul
    • 대한약침학회지
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    • 제17권4호
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    • pp.61-65
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    • 2014
  • Objectives: In this study, we investigated the oral toxicity of Gami-Jakyak Gamcho buja Decoction (Mecasin) to develop safe treatments. Methods: All experiments were conducted at the Medvill, an institution authorized to perform non-clinical studies, under the Good Laboratory Practice (GLP) regulations. In order to investigate the oral toxicity of Mecasin, we administered Mecasin orally to rats. Sprague-Dawley rats were divided into four groups of five male and five female animals per group: group 1 being the control group and groups 2, 3, and 4 being the experimental groups. Doses of Mecasin, 500 mg/kg, 1,000 mg/kg and 2,000 mg/kg, were administered to the experimental groups, and a dose of normal saline solution, 10 mL/kg, was administered to the control group. We examined the survival rate, weight, clinical signs, and gross findings. This study was conducted under the approval of the Institutional Animal Ethics Committee. Results: No deaths or abnormalities occurred in any of the four groups. Although slight decreases in the weights of some female rats were noted on the third day, no significant changes in weights or gross findings between the control group and the experimental groups were observed. To check for abnormalities in organs, we used microscopy to examine representative histological sections of each specified organ; the results showed no significant differences in any of the organs. Conclusion: The results showed that administration of 500 - 2,000 mg/kg of Mecasin did not cause any changes in weight or in the results of necropsy examinations. It also did not result in any mortalities. The above findings suggest that treatment with Mecasin is relatively safe. Further studies on this subject are needed to yield more concrete evidence.

Study on a Single-Dose Toxicity Test of D-Amino Acid Oxidase (DAAO) Extracts Injected into the Tail Vein of Rats

  • Kang, Jungue;Lee, Eun-Yong;Song, Bong-Keun;Lee, Seung-Deok;Yook, Tae-Han;Ahn, Seong-Hun;Son, Il-Hong;Kim, Sungchul
    • 대한약침학회지
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    • 제16권2호
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    • pp.28-32
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    • 2013
  • Objective: This study was performed to analyze the single-dose toxicity of D-amino acid oxidase (DAAO) extracts. Methods: All experiments were conducted at the Korea Testing & Research Institute (KTR), an institution authorized to perform non-clinical studies, under the regulations of Good Laboratory Practice (GLP). Sprague-Dawley rats were chosen for the pilot study. Doses of DAAO extracts, 0.1 to 0.3 cc, were administered to the experimental group, and the same doses of normal saline solution were administered to the control group. This study was conducted under the approval of the Institutional Animal Ethics Committee. Results: In all 4 groups, no deaths occurred, and the $LD_{50}$ of DAAO extracts administered by IV was over 0.3 ml/kg. No significant changes in the weight between the control group and the experimental group were observed. To check for abnormalities in organs and tissues, we used microscopy to examine representative histological sections of each specified organ, the results showed no significant differences in any organs or tissues. Conclusion: The above findings suggest that treatment with D-amino acid oxidase extracts is relatively safe. Further studies on this subject should be conducted to yield more concrete evidence.

윤리적 소비, 이타주의인가 이기주의인가? - 인조 모피 소비자 문화 분석 - (Is Ethical Consumption Altruistic or Egoistic? - Consumer Culture of Wearing Faux Fur -)

  • 김윤정;권유진
    • 복식
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    • 제66권7호
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    • pp.17-33
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    • 2016
  • Consumption of faux fur is a part of ethical consumption, and is valuable in terms of protecting and caring for animals. The purpose of this study is to understand the meaning of consuming faux fur (i.e., characteristics of faux fur consumption and how consumers relate faux fur with ethical issues) from the perspective of consumer culture theory. Data were collected through semi-structured in-depth interviews with those who have purchased faux fur. Two overarching themes emerged in regards to consuming faux fur, altruistic and egoistic orientation. Regarding the altruistic orientation, participants were sympathetic to animals, and considered consumption as part of practicing social responsibility and ethics. Participants had concerns for animal rights and conflicts with others who consumed actual fur. They viewed faux fur as an alternative to actual fur. Regarding egoistic orientation, participants isolated themselves from ethical issues in order to be free from guilt. Despite the preference for actual fur, they compromised between their desire and social criticism. Furthermore, their intention was to pretend as if they were wearing actual fur or move onto a completely different style, and had a negative outlook on social change regarding the adoption of faux fur. The findings contribute to a better understanding of consumer culture of consuming faux fur. Further research on diverse aspects of ethical consumption is warranted.