Bioleaching rare earth elements from bastnaesite with isolated functional bacterium: An eco-friendly alternative strategy [0.03%]
从氟碳碳酸盐中浸取稀土元素的生物萃取法：一种生态友好型替代策略
Ni He,Chi Zhang,Xiaoyu Meng et al.
Ni He et al.
Bioleaching is an eco-friendly and sustainable method for extracting rare earth elements (REEs) through microbial metabolic activities. In this study, simulated lixiviants were systematically evaluated for REEs recovery from bastnaesite, wi...
Pre-treatment of excess sludge with sulfide-containing wastewater for composite electron donor formation to enhance denitrification [0.03%]
含硫废水预处理剩余污泥制备复合电子供体强化反硝化性能研究
Junjie Wang,Yongchao Zhou,Tuqiao Zhang et al.
Junjie Wang et al.
Utilizing the fermentation liquor of excess sludge (ES) for the denitrification process represents an effective strategy for the valorization of ES and achieving environmentally friendly denitrification. However, ES fermentation technologie...
Using sludge biochar@waste pellet ore@kelp extract to enhance Feammox and removal of heavy metals: Performance evaluation and possible metabolic mechanisms [0.03%]
利用污泥生物炭@废矿球团@海带提取液强化Feammox及重金属去除：性能评估与可能的代谢机制
Yan Liu,Shangzhe Qi,Liang Xu et al.
Yan Liu et al.
The co-occurrence of nitrogen (N) and heavy metals (HMs) in industrial wastewater has emerged as a critical environmental challenge. Feammox-mediated N removal remains constrained by limited iron (Fe(III)) bioavailability and microbial susc...
Transition from Anammox to Feammox metabolic modes: Regulation strategies for nitrite in Anammox enrichment cultures [0.03%]
厌氧氨氧化富集培养体系中Nitrospira的生长及硝态氮调控策略
Peng Wang,Di He,Jianshu Zhao et al.
Peng Wang et al.
This studyachievedthe metabolic transition from anaerobic ammonium oxidation (Anammox) to Fe(III)-mediated ammonium oxidation (Feammox)usingiron-carbon micro-electrolytic spheres as a slow-release iron sourcethrougha stepwise reductionin in...
Enhanced production of C50 carotenoid bacterioruberin by metabolically engineered Corynebacterium glutamicum [0.03%]
代谢工程构建的产色硫杆菌生产C50类胡萝卜素菌红素菌株
Eui-Sang Cho,Chi Young Hwang,Myung-Ji Seo
Eui-Sang Cho
Bacterioruberin is a red-pigmented C50 carotenoid commonly found in halophilic archaea, known for its strong antioxidant properties. In this study, we demonstrate the complete biosynthesis of bacterioruberin in metabolically engineered Cory...
Microplastics reshape frozen algal-bacterial granular reactivation: Decoding structural collapse and microbial drivers of nutrient removal [0.03%]
微塑料重塑冻结的藻菌颗粒再活化：解码结构坍塌和微生物驱动的营养物质去除因素
Qian Wang,Jiale Huang,Shurui Gu et al.
Qian Wang et al.
The storage of mature algal-bacterial granular sludge (ABGS) offers a sustainable solution for its large-scale wastewater applications. This study investigates the post-effects of co-existing polyethylene terephthalate, polyvinyl chloride a...
Deciphering impacts of sulfadiazine on anaerobic co-digestion of pig manure and food waste for methane production [0.03%]
磺胺二唑对猪粪和食品废弃物厌氧共消化产甲烷的影响研究
Jialin Liang,Chengjian Li,Liwen Luo et al.
Jialin Liang et al.
In this study, the impact of sulfadiazine (SDZ) at environmental and elevated levels on the integrated anaerobic digestion of pig manure with food waste was explored. Results showed that SDZ concentrations ranging from 50 and 450 mg/kg of t...
Regulation of microcurrent on carbon and nitrogen metabolism in denitrification under low carbon-to-nitrogen ratio: Optimizing carbon flux distribution [0.03%]
低碳氮比条件下微电流调控反硝化碳氮代谢及碳流分配优化研究
Jiaojiao Niu,Yinuo Liu,Chunfang Chao et al.
Jiaojiao Niu et al.
Synergy of autotrophic and heterotrophic denitrification can achieve low-carbon and high-efficient nitrogen removal. However, it remains unclear how microcurrent-driven hydrogen autotrophic denitrification regulates carbon flux distribution...
Robust aeration coefficient control based on pH feedback towards stable NO2--N/NH4+-N ratio in large pilot-scale partial nitritation reactor treating food waste digestate [0.03%]
基于pH反馈的生物反应器充氧系数的鲁棒控制以维持大型部分硝化反应器中NO2--N/NH4+-N比值稳定性处理消化液废水为例
Shenghao Ji,Ruixin Wu,Yixuan Zhang et al.
Shenghao Ji et al.
Two-stage partial nitritation/anammox (PNA) system is a promising technology for treating food waste digestate (FWD). Maintaining a stable NO2--N/NH4+-N ratio in partial nitritation (PN) is essential for the successful implementation of two...
Functional expression of proton pumps in Rhodobacter sphaeroides enhanced energy supply and photo-fermentative hydrogen production [0.03%]
柄球菌质子泵的功能表达可增强能量供应和光发酵制氢能力
Xuefang Mu,Yuntong Xu,Yu Ma et al.
Xuefang Mu et al.
Photo-fermentative hydrogen production by Rhodobacter sphaeroides (R. sphaeroides) is an energy-consuming process. In this study, a proton-pumping channel (Proteorhodopsin (PR) or Gloeobacter rhodopsin (GR)) was introduced into R. sphaeroid...