• Title/Summary/Keyword: Mushroom leather

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Culture and mycelim-mat formation characteristics of mutant strains by gamma-ray treatment (감마선 처리에 의한 변이주의 배양 및 균막형성 특성)

  • Kim, Hyoun-Suk;Oh, Chan-Jin;Jeong, Kwang-Ju;Choi, Moon-Hee;Shin, Hyun-Jae;Oh, Deuk-Sil
    • Journal of Mushroom
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    • v.18 no.4
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    • pp.393-397
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    • 2020
  • Mycelium composites and leathers have versatile material properties based on their composition and manufacturing process. To prepare mycelium mat for the production of mushroom leather, several strains were mutated by gamma rays. Some mutant strains, including Lentinula edodes, Ganoderma lucidium, and Schizophyllum commune showed good hyphae growth rate and density on saw-dust media. Irradiation power (Gy), time, and height from the radiation source to the sample were examined. Based on the preliminary data obtained in this study, comprehensive research should be conducted to explore the optimal strains and culture conditions for mycelium-based leather production.

Technology trends in mushroom mycelium utilization: Focus on patents until the first half of 2023 (버섯 균사체 활용기술 동향: 2023년 상반기까지의 특허를 중심으로)

  • Yong-Hyeon Jeong;Yuanzheng Wu;Jishun Li;Hyun-Jae Shin
    • Journal of Mushroom
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    • v.21 no.3
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    • pp.83-87
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    • 2023
  • The importance of biocomposites has increased owing to the changes in global consumption trends and rapid climate change. Technologies using mushroom mycelium cultivation, and molding methods for mycelial application have gained attention as potential strategies for producing eco-friendly composites. Currently, mushroom mycelia are used as raw materials for food and cosmetics; however, research on their utilization as biocomposite materials is limited. Therefore, the potential for the development of mushroom mycelium-related products and technologies is high. This review analyzes the domestic and international patent application trends related to the technologies for composite (packaging, insulation, adhesives, and leather) and food (substitute for meat) materials using mushroom mycelium, as an eco-friendly biocomposite material, to provide objective patent information that can further research and development (R&D) in this field.

Research Trend and Product Development Potential of Fungal Mycelium-based Composite Materials (곰팡이 균사체 기반 복합소재의 연구 동향과 제품 개발 가능성)

  • Kim, Da-Song;Kim, Yong-Woon;Kim, Kil-Ja;Shin, Hyun-Jae
    • KSBB Journal
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    • v.32 no.3
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    • pp.174-178
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    • 2017
  • Fungal mycelium-based composite materials (FMBC) are a new biomaterial to replace the existing composite materials. To compete with lightweight, high-performance composite materials represented by fiber-reinforced plastic (FRP), various physical and chemical properties and functionality must be secured. Especially, the composite materials made by using mycelium of mushroom is called mushroom plastic. Currently, Ecovative, Grado Zero Espace and MycoWorks in USA and Europe are launching new products. Products utilizing FMBC can be launched in the market for construction materials, automobile interior materials and artificial leather substitutes. In spite of this high possibility, mass production using FMBC has not yet been reported. This review introduces the FMBC, a material that can replace existing plastics, inorganic building materials and animal skins in an environmentally and economically viable way, and looks at the possibility of future biomaterials by summarizing recent research contents.

Effects of Successive Organic Wastes Treatment on Fungal Flora in Agricultural Upland Lysimeter (유기성폐기물 연용이 토양 내 진균 분포에 미치는 영향)

  • Lee, Kang-Hyo;Weon, Hang-Yeon;Seok, Soon-Ja;Jang, Kab-Yeul;Kwon, Soon-Ik;Kim, Seung-Hwan;Kim, Wan-Gyu
    • The Korean Journal of Mycology
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    • v.36 no.2
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    • pp.116-122
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    • 2008
  • Fungal floras were investigated for the lysimeter soil treated with municipal sewage sludge (MSS), pig manure compost (PMC), industrial sewage sludge (ISS), leather processing sludge (LS), and alcohol fermentation processing sludge (FS). Fungal populations were higher in the FS, ISS, LS, or MSS-treated soil than in the chemical fertilizer-treated soil. Isolated fungi from the sewage sludge were identified as Penicillium spp., Gliocladium spp., Acremonium spp., Trichoderma spp., Aspergillus spp., Blastomyces spp., and Phoma spp.

Phylogenetic analysis of the medicinal mushroom and taxonomical positions of their commercial products (약용버섯의 계통분류 및 국내유통 Inonotus속내 종간 구별을 위한 신속동정법 개발)

  • Jin, Cheng-Yun;Jeong, Min-Jung;Kim, Gi-Young;Park, Jae-Min;Kim, Mun-Ok;Moon, Dong-Oh;Lee, Tae-Ho;Lee, Jae-Dong
    • Journal of Mushroom
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    • v.3 no.2
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    • pp.52-59
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    • 2005
  • The Aphyllophorales is a large order containing about 2,000 known species. Many of these are the bracket and coral fungi. The vast majority of these fungi are saprophytic on the plant debris. Many species are significant in decomposing plant remains, as they are able to digest cellulose or lignin that occurs in plant cell walls. Many of these fungi have been involved in everyday human affairs. A few were used medicinally by the Greeks and Romans as a remedy for many complaints, including colic, fractured limbs and bruises. Other bracket fungi have been used as curry combs for horses, as snuff, as razor strops and as a source of dye for clothing. The texture of the basidiocarp may be similar to that of cork, wood, leather, paper, or cartilage. Unlike the basidiocarps of the Order Agaricales, the basidiocarps of the Aphyllophorales are not fleshly and moist. Division of the members of the Aphyllophorales into genera was originally made on the basis of gross morphology of the basidiocarp and hymenium and Donk(1964) recognizes 22 families in this order. The species and genus whose typical in Aphylloporales were listed in Table. with related information. The ITS region sequence of some genus were found by BLAST search. Sequences retrieved from GenBank were visually aligned by the program CLUSTAL G. As a result, the medicinal mushroom was separated in four groups. In this multiple alignment, the sequence analysis among Fomes group, Inonotus group and Phellinus group showed high genetic similarity except Hericium group and Sparassis group.

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Soil healthy assesment of organic wastes-treated lysimeter by Basidiomycota (담자균류를 이용한 폐기물연용 밭토양의 건전성 간이평가)

  • Jang, Kab-Yeul;Weon, Hang-Yeon;Choi, Sun-Gyu;Kweon, Soon-Ik;Kim, Gyu-Hyun;Kong, Won-Sik;Yoo, Young-Bok;Sung, Jae-Mo
    • Journal of Mushroom
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    • v.5 no.1
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    • pp.43-49
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    • 2007
  • Application of sludge wastes into the field may help soil fertility with physical, chemical and biological properties. Efficient use of sludge waste, however, requires an individual assessment of the waste products. A lot of experiment into the organic waste-treated soils has been done for decade. However, studies have not been carried out on the assessment of agricultural soil by Basidiomycota. This study was assessed the influence of sludge application on soil healthy in agricultural upland soils. The organic wastes selected for long-term application experiment in this study were municipal sewage sludge (MSS), industrial sewage sludge (ISS), leather processing sludge (LS), alcohol fermentation processing sludge (FS), and pig manure compost (PMC). To develop the soil healthy assesment method, soil samples were diluted by 20X with distilled water. After shaking at 200rpm for 30 minutes, the shaked sample was mixed on PDA(Potato Dextrose Agar). And sterilized at $121^{\circ}C$ for 20 minutes. Coriolus hirsutus (MKACC 50560) was inoculated on petri-dish including PDA mixed sample. After the media was incubated at $25^{\circ}C$ for five days, the mycelial growth of C. hirsutus was measured. When the mycelial growth on sample media was compared with growth on media contained PDA only, well grown media contained sample soil was assesed as healthy soil. The results suggest that the simple method by Coriolus hirsutus is a handy way to assess the healthy of waste sludge-applied upland soils.

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