Review of low-cost point-of-use water treatment systems for developing communities

CK Pooi, HY Ng - npj Clean Water, 2018 - nature.com
For communities in developing countries, the majority of drinking water-related issues are
due to pathogens from poor sanitation, resulting in infection and diarrhea. One cause of this …

Poly (glutamic acid)–an emerging biopolymer of commercial interest

I Bajaj, R Singhal - Bioresource technology, 2011 - Elsevier
Poly (γ-glutamic acid)(PGA) is water-soluble, anionic, biodegradable, and edible biopolymer
produced by Bacillus subtilis. It has multifarious potential applications in foods …

The quest for active carbon adsorbent substitutes: inexpensive adsorbents for toxic metal ions removal from wastewater

I Ali - Separation & Purification Reviews, 2010 - Taylor & Francis
Due to overgrowth in population, industrialization and civilization, demands for water are
increasing geometrically. Therefore, alternative sources of water are required and …

Microbial biosynthesis of polyglutamic acid biopolymer and applications in the biopharmaceutical, biomedical and food industries

JM Buescher, A Margaritis - Critical reviews in biotechnology, 2007 - Taylor & Francis
This review article provides an updated critical literature review on the production and
applications of Polyglutamic Acid (PGA). α-PGA is synthesized chemically, whereas γ-PGA …

Acidic polymeric sorbents for the removal of metallic pollution in water: A review

V Beaugeard, J Muller, A Graillot, X Ding… - Reactive and Functional …, 2020 - Elsevier
The use of functional polymers for the sorption of metallic species in water was widely
practiced in treatment processes. Such sorbents offered the possibility to remove a large …

Polyglutamic acid and its derivatives as multi-functional biopolymers for the removal of heavy metals from water: A review

HI Syeda, S Muthukumaran, K Baskaran - Journal of Water Process …, 2023 - Elsevier
The surge in industrial revolution has tremendously increased heavy metal pollution in the
environment. The use of biopolymers such as polyglutamic acid for the treatment of heavy …

Combined nano-membrane technology for removal of lead ions

I Hajdu, M Bodnár, Z Csikós, S Wei, L Daróczi… - Journal of Membrane …, 2012 - Elsevier
The removal of toxic lead ions from aqueous solution by a combined nano-membrane
separation technique was investigated. Biodegradable poly-gamma-glutamic acid (γ-PGA) …

Poly-γ-glutamic acid-producing bacteria reduced Cd uptake and effected the rhizosphere microbial communities of lettuce

X Wang, G Dong, X Liu, S Zhang, C Li, X Lu… - Journal of Hazardous …, 2020 - Elsevier
Poly-γ-glutamic acid (γ-PGA) could efficiently stabilize heavy metals in the environment. This
study characterized the effects of two plant growth-promoting and γ-PGA-producing bacteria …

Adsorption capacities of poly-γ-glutamic acid and its sodium salt for cesium removal from radioactive wastewaters

S Sakamoto, Y Kawase - Journal of environmental radioactivity, 2016 - Elsevier
Cesium removal from radioactive wastewaters was examined using water-insoluble poly-γ-
glutamic acid (γ-PGA) and water-soluble sodium salt form poly-γ-L-glutamic acid (γ-PGANa) …

CRISPRi-based dynamic regulation of hydrolase for the synthesis of poly-γ-glutamic acid with variable molecular weights

Y Sha, Y Qiu, Y Zhu, T Sun, Z Luo, J Gao… - ACS Synthetic …, 2020 - ACS Publications
Poly-γ-glutamic acid (γ-PGA) is a decomposable polymer and has been useful in various
industries. The biological functions of γ-PGA are closely linked with its molecular weight …