https://www.thieme.de/en/thieme-chemistry/total-chemical-synthesis-of-proteins-without-hplc-purification-108619.htm
Total Chemical Synthesis of Proteins without HPLC Purification - SYNFORM - Thieme Chemistry
Oliver Seitz describes a new method to synthesize proteins without HPLC pufirication.
total chemical synthesisproteinswithouthplcpurification