New indigo dye means 'aniline-free' denim

Indigo genes dyeing to make jeans cleaner and greener, Research

Efficient Bioproduction of Indigo and Indirubin by Optimizing a Novel Terpenoid Cyclase XiaI in Escherichia coli

Hand Denim dyed with Eco-friendly natural dyes

Production of indigo by recombinant bacteria, Bioresources and Bioprocessing

Archroma breaks new ground with new aniline-free* indigo for denim - Online magazine for Textiles, Clothing, Leather and Technology

JEANOLOGY: SUSTAINABLE DENIM WE CAN ALL FEEL GOOD ABOUT - University of Fashion Blog

Indigo dyeing of cellulose electrospun nanofibrous mats

Influence of various oxidation parameter(s) for natural indigo dye formation from Indigofera tinctoria L. biomass - ScienceDirect

Archroma And Stony Creek Colors Enter Strategic Partnership To Produce Plant-Based Dye-Stuffs At Scale — TEXINTEL