part of develops_from prespore region of the migratory slug cell aggregate cell anterior like cell ALC Cell that has properties of anterior cells (for e.g., accumulate vital dyes in autophagic vesicles) but that is are scattered throughout the rear of the slug. Some but not all these cells express the ecmA gene and/or the ecmB gene. ALCs maintain an amoeboid appearance during culmination. ALCs that express the ecmO promoter have been called pstO/ALC. DDANAT:0000404 Dictyostelium_discoideum_anatomy