Press release content from Globe Newswire. The AP news staff was not involved in its creation. Arch Therapeutics’ AC5® Advanced Wound System Presents with Recognition at the 2021 Symposium ... Arch Therapeutics, Inc.May 10, 2021 GMT FRAMINGHAM, Mass., May 10, 2021 (GLOBE NEWSWIRE) -- Arch Therapeutics, Inc. (OTCQB: ARTH) (“Arch” or the “Company”), developer of novel self-assembling wound care and biosurgical devices, presents two clinical case reports supporting the broad potential of AC5 ® Advanced Wound System in chronic and non-healing wounds at the 2021 Symposium on Advanced ...