Please have a look at these useful researchgate links and PDF attachments.

https://www.researchgate.net/post/In_what_concentration_of_DMSO_should_I_dissolve_a_plant_extracted_that_was_extracted_using_Ethanol_N-hexane_DCM_and_distilled_water

https://www.researchgate.net/post/Do_the_plant_extracts_and_standards_need_to_be_dissolved_in_the_same_solvent

https://www.researchgate.net/post/What_is_the_significance_of_DMSO_in_solvent_extraction

https://www.researchgate.net/post/Can_I_use_pure_DMSO_to_dissolve_methanolic_plant_extract_for_antimicrobial_test

https://www.researchgate.net/post/Which_solvent_is_better_to_dissolve_different_solvent_extracts_for_antimicrobial_assay_Disc_diffussion_method/1

https://www.researchgate.net/post/What_is_the_best_solvent_system_to_run_crude_plant_extract_on_TLC

https://www.researchgate.net/post/What_are_the_best_solvents_used_in_TLC_for_plant_extraction

Good Luck

Thanks Arvind sir