Prado C, Ponce SC, Pagano E, Prado FE, Rosa M. Differential physiological responses of two Salvinia species to hexavalent chromium at a glance. Aquat Toxicol. 2016;175:213–21.
CAS
PubMed
Google Scholar
Ashraf A, Bibi I, Niaz NK, Ok YS, Murtaza G, Shahid M, Kunhikrishnan A, Mahmood T. Chromium VI sorption efficiency of acid-activated banana peel over organo-montmorillonite in aqueous solutions. Int J Phytoremediat. 2017;19:605–13.
CAS
Google Scholar
Desai C, Jain K, Madamwar D. Evaluation of in-vitro Cr VI reduction potential in cytosolic extracts of three indigenous Bacillus sp. isolated from Cr VI polluted industrial landfill. Bioresour Technol. 2008;99:6059–69.
CAS
PubMed
Google Scholar
Viti C, Marchi E, Decorosi F, Giovannetti L. Molecular mechanisms of Cr VI resistance in bacteria and fungi. FEMS Microbiol Rev. 2014;38:633–59.
CAS
PubMed
Google Scholar
Lilli MA, Moraetis D, Nikolaidis NP, Karatzas GP, Kalogerakis N. Characterization and mobility of geogenic chromium in soils and river bed sediments of Asopos basin. J Hazard Mater. 2015;281:12–9.
CAS
PubMed
Google Scholar
Kuenzer C, Knauer K. Remote sensing of rice crop areas. Int J Remote Sens. 2013;34:2101–39.
Google Scholar
Zehr JP. Nitrogen fixation by marine cyanobacteria. Trends Microbiol. 2011;19:162–73.
CAS
PubMed
Google Scholar
Singh JS, Kumar A, Rai AN, Singh DP. Cyanobacteria, A precious bio-resource in agriculture, ecosystem, and environmental sustainability. Front. Microbiol. 2016;7:529.
Prasanna R, Jaiswal P, Kaushik BD. Cyanobacteria as a potential option for environmental sustainability-promises and challenges. Ind J Microbiol. 2008;48:89–94.
CAS
Google Scholar
Munagamage T, Rathnayake IVN, Pathiratne A, Megharaj M. Sensitivity of four cyanobacterial isolates from tropical freshwaters to environmentally realistic concentrations of Cr6+, Cd2+ and Zn2+. Bull Environ ContamToxicol. 2016;96:816–21.
CAS
Google Scholar
Tiwari S, Patel A, Prasad SM. Kinetin alleviates chromium toxicity on growth and PS II photochemistry in Nostoc muscorum by regulating antioxidant system. Ecotoxicol Environ Saf. 2018;161:296–304.
CAS
PubMed
Google Scholar
Peng S, Long M, Zheng L, Song L, Li J. Physiological sensitivity of Haematococcus pluvialis Chlorophyta to environmental pollutants, a comparison with Microcystis wesenbergii cyanobacteria and Pseudokirchneriella subcapitata Chlorophyta. J Appl Phycol. 2019;31:365–74.
CAS
Google Scholar
Banerjee M, Mishra S, Chatterjee J. Scavenging of nickel and chromium toxicity in Aulosira fertilissima by immobilization: Effect on nitrogen assimilating enzymes. Electron. J. Biotechnol. 2004;715:12.
Prasad SM, Singh JB, Rai LC, Kumar HD. Metal-induced inhibition of photosynthetic electron transport chain in the cyanobacterium Nostoc muscorum. FEMS MicrobLett. 1991;82:95–100.
CAS
Google Scholar
Popovic M, Tenner-Racz K, Pelser C. Persistence of HIV-1 structural proteins and glycoproteins in lymph nodes of patients under highly active antiretroviral therapy. Proc Natl Acad Sci U S A. 2005;102:14807–12.
CAS
PubMed
PubMed Central
Google Scholar
Parween T, Jan S, Mahmooduzzafar M, Fatma T. Alteration in nitrogen metabolism and plant growth during different developmental stages of green gram Vigna radiataL. In response to chlorpyrifos. Acta Physiol Plant. 2011;33:2321–8.
CAS
Google Scholar
Sangwan P, Kumar V, Joshi UN. Effect of chromium VI toxicity on enzymes of nitrogen metabolism in cluster bean Cyamopsis tetragonoloba L. enzyme res. 2014. https://doi.org/10.1155/2014/784036.
Bano F, Zutshi S, Fatma T. Chromium VI induced oxidative stress in Hapalosiphon fontinalis. World J MicrobiolBiotechnol. 2012;28:2505–11.
CAS
Google Scholar
Gupta A, Ballal A. Unraveling the mechanism responsible for the contrasting tolerance of Synechocystis and Synechococcus to Cr VI, enzymatic and non-enzymatic antioxidants. Aquat Toxicol. 2015;164:118–25.
CAS
PubMed
Google Scholar
Hunt RW, Chinnasamy S, Das KC. The effect of naphthalene acetic acid on biomass productivity and chlorophyll content of green algae, coccolithophore, diatom, and cyanobacterium cultures. Appl Biochem Biotechnol. 2011;164:1350–65.
CAS
PubMed
Google Scholar
Jin X, Zimmermann J, Polle A, Fischer U. Auxin is a long-range signal that acts independently of ethylene signaling on leaf abscission in Populus. Front Plant Sci. 2015;6:634.
PubMed
PubMed Central
Google Scholar
Tarakhovskaya ER, Maslov YI, Shishova MF. Phytohormones in algae. Russ J Plant Physiol. 2007;54:163–70.
CAS
Google Scholar
Lu Y, Xu J. Phytohormones in microalgae: a new opportunity for microalgal biotechnology? Trends in Plant Sci. 2015;20:273–82.
CAS
Google Scholar
GiridharBabu A, Wu X, Kabra AN, Kim DP. Cultivation of an indigenous Chlorella sorokiniana with phytohormones for biomass and lipid production under N-limitation. Algal Res. 2017;23:178–85.
Google Scholar
Liu D, Zou J, Wang M, Jiang W. Hexavalent chromium uptake and its effects on mineral uptake, antioxidant defence system and photosynthesis in Amaranthus viridis L. Bioresour Technol. 2008;99:2628–36.
Jayashree S, Thangaraju N, Gnanadoss JJ. Toxic effects of chromium on the aquatic cyanobacterium Oscillatoriasp and removal of chromium by biosorption. J Exp Sci. 2012;3:28–34.
CAS
Google Scholar
Gupta S, Sharma S, Singh S. Hexavalent chromium toxicity to cyanobacterium Spirulina platensis. Int Res J Pharm. 2014;12:910–4.
Google Scholar
Zou JH, Wang M, Jiang WS, Liu DH. Effects of hexavalent chromium VI on root growth and cell division in root tip cells of Amaranthus viridis L. Pak J Bot. 2006;38:673–81.
Desikachary TV. Cyanophyta. New Delhi: Indian Council of Agricultural Research; 1959.
Google Scholar
Atanasova L, Pissarska MG, Popov GS, Georgiev GI. Growth and endogenous cytokinins of juniper shoots as affected by high metal concentrations. Biol Plant. 2004;48:157–9.
CAS
Google Scholar
Del Pozo JC, Lopez-Matas M, Ramirez-Parra E, Gutierrez C. Hormonal control of the plant cell cycle. Physiol Plant. 2005;123:173–83.
Google Scholar
Ha S, Vankova R, Yamaguchi-Shinozaki K, Shinozaki K, Tran LSP. Cytokinins, Metabolism and function in plant adaptation to environmental stresses. Trends Plant Sci. 2012;17:172–9.
CAS
PubMed
Google Scholar
Salama ES, Kabra AN, Ji MK, Kim JR, Min B, Jeon BH. Enhancement of microalgae growth and fatty acid content under the influence of phytohormones. Bioresour Technol. 2014;172:97–103.
CAS
PubMed
Google Scholar
Renuka N, Guldhe A, Singh P, Ansari FA, Rawat I, Bux F. Evaluating the potential of cytokinins for biomass and lipid enhancement in microalga Acutodesmus obliquus under nitrogen stress. Energy Convers Manag. 2017;140:14–23.
CAS
Google Scholar
Giriyappanavar BS. Impact of growth promoters on the growth of two cyanobacteria Nostoc entophytum and Hapalosiphon stuhlamanii. Int J Rec Sci Res. 2013;4:1512–5.
Google Scholar
Kumar J, Parihar P, Singh R, Singh VP, Prasad SM. UV-B induces biomass production and nonenzymatic antioxidant compounds in three cyanobacteria. J Appl Phycol. 2015;28:131–40.
Google Scholar
Vajpayee P, Tripati RD, Rai UN, Ali MB, Singh SN. Chromium accumulation reduces chlorophyll biosynthesis, nitrate reductase activity and protein content in Nymphaea alba L. Chemosphere. 2000;41:1075–82.
CAS
PubMed
Google Scholar
Pinto E, Sigaud-Kutner TCS, Leitao MAS, Okamoto OK, Morse D, Colepicolo P. Heavy metal-induced oxidative stress in algae. J Phycol. 2003;39:1008–18.
CAS
Google Scholar
Jetley UK, Choudhary M, Fatma T. The impact of physical stresses on the growth of cyanobacterium Spirulina platensis-S5. Ind J Environ Health. 2004;46:303–11.
CAS
Google Scholar
Page LE, Liberton M, Pakrasi HB. Reduction of photoautotrophic productivity in the cyanobacterium Synechocystis sp. strain PCC 6803 by phycobilisome antenna truncation. J Appl Environ Microbiol. 2012;78:6349–51.
CAS
Google Scholar
Parmar, A., Singh, N.K., Kaushal, A., Sonawala, S., Madamwar, D., Purification, characterization and comparison of phycoerythrins from three different marine cyanobacterial cultures. Bioresour. Technol. 2011;102:1795–1802.
Cortleven A, Schmülling T. Regulation of chloroplast development and function by cytokinin. J Exp Bot. 2015;66:4999–5013.
CAS
PubMed
Google Scholar
Chattopadhayay MK, Tiwari BS, Chattopadhyay G, Bose A, Sengupta ND, Ghosh B. Protective role of exogenous polyamines on salinity-stressed rice Oryza sativa plants. Physiol Plant. 2002;116:192–9.
CAS
PubMed
Google Scholar
Bajguz A, Piotrowska-Niczyporuk A. Synergistic effect of auxins and brassinosteroids on the growth and regulation of metabolite content in the green alga Chlorella vulgaris (Trebouxiophyceae). Plant Physiol Biochem. 2013;71:290–7.
CAS
PubMed
Google Scholar
Mansouri H, Talebizadeh B. Effect of gibberellic acid on the cyanobacterium Nostoc linckia. J Appl Phycol. 2015;28:2187–93.
Google Scholar
Flores E, Herrero A. Assimilatory nitrogen metabolism and its regulation. In: Bryant DA, editor. The mmolecular biology of cyanobacteria. Dordrecht: Kluwer Academic Publishers; 1994. p. 487–517.
Google Scholar
Rai LC, Tyagi B, Mallick N, Rai PK. Interactive effects of UV-B and copper on photosynthetic activity of the cyanobacterium Anabaena doliolum. Environ Exp Bot. 1995;35:177–85.
CAS
Google Scholar
Sheeba, Singh, V.P., Srivastava, P.K., Prasad, S.M., 2011.Differential physiological and biochemical responses of two cyanobacteria Nostoc muscorum and Phormidium foveolarum against oxyfluorfenand UV-B radiation. Ecotoxicol. Environ. Saf. 2011;74(7):1981–93.
Devriese M, Tsakaloudi V, Garbayo I, León R, Vílchez C, Vigara J. Effect of heavy metals on nitrate assimilation in the eukaryotic microalga Chlamydomonas reinhardtii. Plant Physiol Biochem. 2001;39:443–8.
CAS
Google Scholar
Kumar S, Joshi UN. Nitrogen metabolism as affected by hexavalent chromium in sorghum Sorghum bicolor L. Environ Exp Bot. 2008;64:135–44.
CAS
Google Scholar
Sanz-Luque E, Chamizo-Ampudia A, Llamas A, Galvan A, Fernandez E. Understanding nitrate assimilation and its regulation in microalgae. Front Plant Sci. 2015;6:899.
PubMed
PubMed Central
Google Scholar
Dai GZ, Deblois CP, Liu SW, Juneau P, Qiu BS. Differential sensitivity of five cyanobacterial strains to ammonium toxicity and its inhibitory mechanism on the photosynthesis of rice-field cyanobacterium Ge-Xian-MiNostoc. Aquat Toxicol. 2008;89:113–21.
CAS
PubMed
Google Scholar
Shashirekha V, Sridharan MR, Swamy M. Biochemical response of cyanobacterial species to trivalent chromium stress. Algal Res. 2015;12:421–30.
Google Scholar
Bajguz A. Suppression of Chlorella vulgaris growth by cadmium, lead and copper stress and its restoration by endogenous brassinolide. Arch Environ ContaminToxicol. 2011;60:406–16.
CAS
Google Scholar
Planchon M, Jittawuttipoka T, Cassier-Chauvat C, Guyot F, Gelabert A, Benedetti MF, Chauvat F, Spalla O. Exopolysaccharides protect Synechocystis against the deleterious effects of titanium dioxide nanoparticles in natural and artificial waters. J Colloid Interface Sci. 2013;405:35–43.
CAS
PubMed
Google Scholar
De Philippis R, Micheletti E. Heavy metal removal with exopolysaccharides- producing cyanobacteria. In: Shammas NK, Hung YT, Chen JP, Wang LK, editors. Heavy metals in the environment. Boca Raton: CRC Press; 2009. p. 89–122.
Google Scholar
Kiran B, Kaushik A. Chromium binding capacity of Lyngbya putealis exopolysaccharides. Biochem Eng J. 2008;38:47–54.
CAS
Google Scholar
Mona S, Kaushik A. Chromium and cobalt sequestration using exopolysaccharides produced by freshwater cyanobacterium Nostoc linckia. Ecol Eng. 2015;82:121–5.
Google Scholar
Porra RJ, Thompson WA, Kriedemann PE. Determination of accurate extinction coefficients and simultaneous equations for assaying chlorophylls a and b extracted with four different solvents; verification of the concentration of chlorophyll standards by atomic absorption spectroscopy. Biochim Biophys ActaBioenerg. 1989;975:384–94.
CAS
Google Scholar
Goodwin TW. Carotenoids. In: Paech K, Tracey MVE, editors. Handbook of plant analysis Vol. 3. Berlin: Springer Varlag; 1954. p. 272–311.
Google Scholar
Bennett A, Bogorad L. Complementary chromatic adaptation in a filamentous blue-green alga. J Cell Biol. 1973;58:419–35.
CAS
PubMed
PubMed Central
Google Scholar
Cawse PA. The determination of nitrate in soil solution by ultraviolet spectrophotometry. Analyst. 1967;92:311–5.
CAS
Google Scholar
Snell, F.D., Snell, C.T., 1949. Colorimetric methods of Analysis.Vol. 3. Van Nostrand, New York, pp. 804–805.
Herrero A, Flores E, Guerrero MG. Regulation of nitrate reductase levels in the cyanobacteria Anacystis nidulans,, Anabaena sp. strain 7119, and Nostoc sp. strain 6719. J Bacteriol. 1981;145:175–80.
Herrero A, Flores E, Guerrero MG. Regulation of the nitrate reductase level in Anacystis nidulans, activity decay under nitrogen stress. Arch Biochem Biophys. 1984;234:454–9.
Herrero A, Guerrero MG. Regulation of nitrite reductase in the cyanobacterium Anacystis nidulans. J Gen Microbiol. 1986;132:2463–8.
Mérida A, Candau P, Florencio FJ. Regulation of glutamine synthetase activity in the unicellular cyanobacterium Synechocystissp. Strain PCC 6803 by the nitrogen source, effect of ammonium. J Bacteriol. 1991;173:4095–100.
PubMed
PubMed Central
Google Scholar
Meers JL, Tempest DW, Brown CM. Glutamine amide, 2-oxoglutarate amino transferaseoxido-reductase NADP’, an enzyme involved in the synthesis of glutamate by some bacteria. J Gen Microbiol. 1970;64:187–94.
CAS
PubMed
Google Scholar
Navarro F, Cha¨vez S, Candau P, Florencio FJ. Existence of two ferredoxin-glutamate synthases in the cyanobacterium Synechocystis sp. PCC 6803. Isolation and insertional inactivation of gltB and gltS genes Plant Mol. Biol. 1995;27:753–67.
Chávez S, Candau P. An NAD-specific glutamate dehydrogenase from cyanobacteria identification and properties. FEBS Lett. 1991;285:35–8.
PubMed
Google Scholar
Bradford MM. A rapid and sensitive method for the quantitation of microgram quantities of protein utilizing the principle of protein–dye binding. Anal Biochem. 1976;72:248–54.
CAS
PubMed
Google Scholar
Sharma M, Kaushik A, Bala SK, Kamra A. Sequestration of chromium by exopolysaccharides of Nostoc and Gleocapsa from dilute aqueous solution. J Hazard Mater. 2008;157:315–8.
CAS
PubMed
Google Scholar
Dubois M, Gilles KA, Hamilton JK, Rebers PA, Smith F. Colorimetric method for determination of sugars and related substances. Anal Chem. 1956;28:350–6.
CAS
Google Scholar