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| 1 | 重金属在食用菌中的富集研究进展显示文摘详细论述了食用菌富集重金属机理及其影响因素,并对如何控制食用菌受重金属的污染提出了一些建议。 | 黄擎 李维 郭相 王婷婷 桂明英 | 2014 | 中国食用菌2014,33,2: | 25 |
| 2 | 市售食用菌中重金属含量特征及其健康风险评价显示文摘以保定市市售食用菌为研究对象,采用硝酸-高氯酸消解体系,电感耦合等离子体质谱(ICP-MS)法测定了食用菌中铅(Pb)、镉(Cd)、汞(Hg)、砷(As)的含量,对比分析不同食用菌种类以及不同栽培模式下食用菌中重金属的含量特征,并运用内梅罗综合污染指数法和单因子污染指数法及目标危害系数法评价食用菌重金属污染状况及食用菌对人体的健康风险。结果表明,保定市市售食用菌中重金属的平均含量顺序为Pb(0.28mg/kg)>As(0.22mg/kg)>Cd(0.20mg/kg)>Hg(0.016mg/kg)。采集的所有样品中有12个样品超标,超标率为17.1%。平菇重金属含量达重度污染水平(P综=3.58),其As平均含量超过标准限值0.62倍,榛蘑、鸡腿菇和香菇中重金属含量均达轻度污染水平,其它食用菌重金属含量均为安全水平。平菇不同部位相比,根部As平均含量比食用部位高4.15倍(P<0.05),其它重金属平均含量差异均不显著(P>0.05)。不同栽培模式相比,野生香菇中重金属含量与栽培香菇差异不显著(P>0.05);栽培黑木耳As平均含量比野生黑木耳高8.72倍(P<0.05),其它重金属平均含量差异不显著(P>0.05)。食用菌中的As(TTHQ儿童=2.60,TTHQ成人=1.98)和Cd(TTHQ儿童=2.36,TTHQ成人=1.80)对人体健康构成明显风险,并且儿童摄入食用菌的潜在健康风险高于成人。 | 付洁 孙洪欣 张敏 谢文达 刘文菊 薛培英 | 2019 | 中国食品学报2019,19,6: | 18 |
| 3 | 食用菌对镉的富集作用及其机理的研究概况显示文摘研究证实,食用菌具有富集甚至超富集重金属元素的生理特性。镉(Cd)是食用菌中对人体危害性最大的重金属元素之一。本文结合国内外对食用菌中重金属的研究现状,综述了食用菌对Cd的富集作用及富集机理,特别是野生食用菌对Cd的富集作用。 | 刘高翔 杨美智子 刘洋铭 庄永亮 孙丽平 | 2012 | 食品工业科技2012,33,13: | 17 |
| 4 | 镉对食用菌生长的影响及防控技术研究进展显示文摘在食用菌产品重金属污染中,镉超标所占的比例相对突出。生产实践表明,镉在食用菌中的富集不仅会导致其减产并影响其品质,而且会通过食物链的传递而危害人体健康。文章在分析不同食用菌品种对重金属镉的响应的基础上,重点综述镉的污染途径及相关富集机制,主要包括不同品种差异、生产环境影响、不同阈值效应、要素交互作用、梯度激发响应等内在规律,阐述相关食用菌品种具有富集甚至超富集镉元素的生理特性,发现金属硫蛋白是一类广泛存在于生物活体内且比较容易被重金属、激素和各种细胞因子诱导的低分子量金属结合蛋白物质;金属硫蛋白在菇体内的生物功能,主要表现为与重金属结合,包括形成螯合物,改变重金属离子赋存形态,从而降低重金属离子毒害程度。文章也关注防控食用菌生产过程对镉富集的技术研究进展,并结合生产实践,提出了合理选择品种、添加有益元素、优化栽培方式、优选生产材料、合理选择土壤等技术对策,以求为食用菌产业的绿色发展提供参考与借鉴。 | 刘朋虎 赖瑞联 陈华 王义祥 翁伯琦 | 2019 | 生态环境学报2019,28,2: | 14 |
| 5 | 平菇对重金属铅和镉吸收富集规律研究显示文摘以天津自有品种-平菇M2013-1作为研究对象,通过在栽培基质中添加不同浓度的氯化镉和硝酸铅,研究平菇对栽培基质中重金属镉(Cd)和铅(Pb)的吸收富集规律。结果表明,培养料中重金属含量不随环境而改变,在栽培过程中重金属元素发生了迁移或生物转化。平菇子实体对栽培基质中重金属的吸收富集系数:Cd为0.28~2.13,Pb为0.023~0.171,富集能力Cd〉Pb。对Pb的吸收富集相关方程为y=-0.000 4x2+0.042 5x+0.118 6(x、y分别为栽培基质、子实体中重金属的含量),相关系数R2=0.964 2,当限量值为y=1.0 mg/kg时,栽培基质的临界值为35.625 mg/kg,对Cd的吸收富集相关方程为y=-0.080 7x2+2.252 8x-0.504 9,相关系数R2=0.972 3,当限量值为y=0.2 mg/kg时,栽培基质的临界值为0.315 mg/kg。 | 刘烨潼 陈秋生 刘连强 张强 殷萍 | 2015 | 食品工业2015,36,10: | 6 |
| 6 | Trace Elements in Leccinum scabrum Mushrooms and Topsoils from K odzka Dale in Sudety Mountains, Poland显示文摘In the current study, we determined concentrations and transfer rates of Ag, Al, Ba, Ca, Cd, Co, Cr, Cu, Fe, K, Mg, Mn, Na, Ni, Pb, P, Rb, Sr and Zn to Brown Birch Scaber Stalks (Leccinum scabrum) mushrooms emerged in the area of Sudety Mountains (Sudetes) in Poland. Fruiting bodies and topsoil samples beneath L. scabrum were collected form the K odzka Dale. The trace elements were determined using validated method and inductively coupled plasma - atomic emission spectroscopy (ICP-AES) for final measurement. Mushrooms contained Ag, Cr, Hg, Co, Ni and Sr at < 1.0 μg/g dry weight; Ba and Pb at ~1.0 μg/g dw; Cd at < 5 μg/g dw; Cu and Mn at > 10 μg/g dw; Al and Ca at ~100 μg/g dw; Fe, Na, Rb and Zn at 100 to 500 μg/g dw, Mg at ~1,000 μg/g dw; P at ~5,000 μg/g dw and K at ~30,000 μg/g dw. Ca, Mn and Ni were nearly equally distributed between stipes and caps; stipes compared to caps were enriched in Ba, Na and Sr, while caps were enriched in Ag, Al, Cd, Co, Cr, Cu, Fe, K, P, Pb, Rb and Zn. The values of bioconcentration factor (BCF) varied highly depending on chemical element and were >1 for Ag, Cd, Cu, K, Mg, Na, P, Rb and Zn, while <1 for Al, Ba, Ca, Co, Cr, Fe, Mn, Ni, Pb and Sr. Topsoil showed elevated content of lead and mean concentration was 99 ± 32 μg/g dw, while cadmium was at 0.41 ± 0.15 and those two highly toxic to human elements occurred in edible caps of L. scabrum at 4.5 ± 2.2 and 2.9 ± 2.0 μg/g dw, respectively. | ZHANG Dan ZHANG Yu MORAWSKA Ewa BIELAWSKI Leszek KRASINSKA Grazyna DREWNOWSKA Ma gorzata PANKAVEC Sviatlana SZYMANSKA Karolina FALANDYSZ Jerzy | 2013 | Journal of Mountain Science2013,10,4: | 4 |
| 7 | Mineral Constituents in Common Chanterelles and Soils Collected from a High Mountain and Lowland Sites in Poland显示文摘This paper reported the results of the determination of Ag, Al, Ba, Ca, Cd, Co, Cr, Cu, Fe, K, Mg, Mn, Na, Ni, P, Pb, Rb, Sr and Zn in Common Chanterelles (Cantharellus cibarius) Fr. and surface soil layer (0-10 cm) underneath the fruiting bodies. Mushrooms and soils were collected from a lowland site in the Hel Peninsula (Baltic Sea coast) and a high mountain site in the Tatra Mountains. The trace elements were determined using validated method and inductively coupled plasma - atomic emission spectroscopy (ICP-AES). Common Chanterelles that emerged at sites poor in mineral nutrients podzols of the Hel Peninsula forests efficiently bioconcentrated several essential trace elements (K, P, Co, Cu, Mn, Na, Zn), while the abundance of those elements in carpophores was around half less compared to specimens from Zakopane region and which emerged in soils much richer in minerals. Common Chanterelles collected at two spatially distant background areas in Poland were only weakly contaminated with metals such as Ag, Cd, Hg and Pb. The maximum tolerable Cd and Pb contents of certain cultivated mushrooms are regulated in the European Union by law and these hazardous metals in C. cibarius were far below tolerance limits set. | Jerzy FALANDYSZ MaIgorzata DREWNOWSKA Grayna JARZYNSKA ZHANG Dan WANG Jipeng | 2012 | Journal of Mountain Science2012,9,5: | 1 |
| 8 | As(Ⅲ)和As(Ⅴ)在香菇栽培基质和子实体中的迁移规律显示文摘在两个生长年份里向香菇培养料中添加不同含量的亚砷酸盐(As(Ⅲ))和砷酸盐(As(Ⅴ))标准溶液,利用高效液相色谱联用电感耦合等离子体质谱法检测香菇及其培养料中5种形态砷含量,研究香菇子实体对培养料中高毒无机砷的迁移规律。结果表明,香菇子实体对添加0.3~10 mg/kg As(Ⅲ)和As(Ⅴ)培养料中As(Ⅲ)和As(Ⅴ)的富集系数范围分别为0.36~0.84和0.82~7.53;添加0.33~0.38 mg/kg As(Ⅲ)和As(Ⅴ)培养料中As(Ⅲ)和As(Ⅴ)的迁移规律方程分别为y=-1.138 9x^2+0.921 6x-0.004和y=-9.024 3x^2-4.388 1x+0.838 7(x、y分别为培养料和香菇子实体中的As(Ⅲ)或As(Ⅴ)含量)。培养料中As(Ⅲ)和As(Ⅴ)含量的增加会导致香菇子实体的减产甚至绝收,其临界值为0.33 mg/kg。培养料中的As(Ⅲ)含量随着栽培时间的延长逐渐减少,而As(Ⅴ)含量则略有增加,香菇子实体中的有机砷含量也会随着As(Ⅲ)和As(Ⅴ)添加量的增加而提高,这可能和As(Ⅲ)在香菇生长时转化为As(Ⅴ)或有机砷有关。 | 唐庆强 曹晓钢 夏林兵 陈锦丽 张凤珍 罗顺玉 王丹红 | 2019 | 食品科学2019,40,21: | 1 |
| 9 | Role of mushrooms in soil mycoremediation:a review显示文摘Bioremediation is an innovative and promising technology available for the removal and recovery of heavy metals from contaminated media. Bioremediation uses organisms to absorb heavy metals at low cost and with no secondary pollution. Bioremediation by macrofungi that degrade pollutants or wastes is referred to as mycoremediation. Macrofungi, like mushrooms, can produce enzymes and have the ability to degrade and accumulate a wide range of toxic metals. In this paper, the research status and advances in the field of mycoremediation using different mushroom species are reviewed. Generally mushrooms use three effective strategies to recover contaminated or polluted soils: biodegradation, bioconversion, and biosorption. Mushrooms can degrade and recycle wastes and pollutants to their mineral constituents and convert wastes, sludge, and pollutants into useful forms. In addition, they can uptake heavy metals from substrates via biosorption, which is a very effective method to reclaim polluted lands. Different wild and cultivated mushroom species are used in mycoremediation, which can degrade large quantities of organic and inorganic pollutants and produce vendible products. Mycoremediation is still in its infancy, but it has notable remediation potential for pollutants or metals in soil. Mushroom species that can biodegrade, bioconvert, or absorb pollutants and metals effectively should be given the highest preference. Further research is needed to verify that this method is an easy, cost effective,and eco-friendly tool. | Minhaz Uddin Dan Zhang Ram Proshad M.K.Haque | 2020 | 应用与环境生物学报2020,26,2: | 0 |