Only a mild DDP applied to the luminance and an increase in colour saturation.
A very delicate galaxy that exhibits stellar resolution which can be easily mistaken for noise, hence the processing was kept to a minimum.
ST-X10ME, BRC-250 scope 3 hr L, 1 hr R, 1 hr G, 1 hr B (RGB unbinned).
http://users.westconnect.com.au/~sjastro/ngc300nc.html
Clear skies
Steven