Azospirillum brasilense reduces oxidative stress in the green microalgae Chlorella sorokiniana under different stressors

•brasilense increased growth and chlorophyll content of C. sorokiniana.•Copper and nitrogen deprivation increased algal oxidative stress, lipid, and starch.•brasilense mitigated oxidative stress in C. sorokiniana.•Auxin-secreting PGPB are best suited for high-growth algal applications. In this study...

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