Webb25 feb. 2024 · Organic acid assistance is one of the effective methods for phytoremediation of heavy metal contaminated soil. In this experiment, the addition of citric and glutaric acids was selected to improve the accumulation of cadmium and lead by Helianthus annuus L. Results showed that citric and glutaric acids elevated the growth of the plants … Webb1 juli 2010 · During heavy metal stress amino acids help to protect the nitrate reductase and during arsenate environments it can stabilise the protease and ribonuclease (Sharma & Dubey, 2005;Mishra & Dubey,...
The inhibition of microorganisms by heavy metals SpringerLink
WebbThe main aim of this study is to investigate the inhibitory effects of six common metal ions (Cu 2+, Cd 2+, Ni 2+, Zn 2+, Pb 2+, and molybdate) on anammox activity. RESULTS. … WebbAbstract. TTC and INT-electron transport system activity tests were compared for assessing heavy metal inhibition of activated sludge. The median inhibitory … red clay school board election results
Nitric oxide stimulates seed germination and counteracts the inhibitory …
Webb9 nov. 2024 · To control insects, weeds, and infections in crops, old-fashioned pesticide formulations (with massive quantities of heavy metals and a variety of chemicals) are used. By biological amplification via the food chain, many of these established pesticide formulations have accumulated in living systems and caused environmental pollution. … Webb1 jan. 2016 · The impact of heavy metals on anammox bacteria may vary depending on whether it is being actively metabolized. Thus, the absence of substrates may affect the tolerance of anammox bacteria to heavy metal inhibition. In experiments where NH 4 + and NO 2 − were fed simultaneously from the beginning, the NAA was 47.1% in the … Webb5 maj 2024 · For example, heavy metals (e.g., Ag, Cu, Cr, and Cd) can kill bacteria or inhibit bacterial growth by inducing oxidative stress and DNA damage in vivo, which can … knight of wands auntyflo