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Quantitation of changes in cell shape using computerized image analysis demonstrated that PDGF doubled the total projected area of lamellipodia formed by each cell within 5 min of addition and increased it by almost 10-fold at 30 min (Fig. 3 â A).o determine relative changes in lamellipodia length in different regions of the cell, corners were defined as parts of the square perimeter within 6 Î¼m from the intersection of the two sides; sides were defined as the 18 Î¼m interval between these corner regions.
lamella. 1. a thin scale or plate, as of bone. 2. a medicated disk or wafer to be inserted under the eyelid. adj., adj lamelÂ´lar. circumferential lamella one of the bony plates that underlie the periosteum and endosteum. concentric lamella haversian lamella.endosteal lamella one of the bony plates lying beneath the endosteum. ground lamella interstitial lamella. haversian lamella one of the concentric bony plates surrounding a haversian canal.intermediate lamella (interstitial lamella) one of the bony plates that fill in between the haversian systems.ircumferential lamella one of the bony plates that underlie the periosteum and endosteum. concentric lamella haversian lamella. endosteal lamella one of the bony plates lying beneath the endosteum. ground lamella interstitial lamella. haversian lamella one of the concentric bony plates surrounding a haversian canal.