Women's plus-size apparel chain Charming Shoppes Inc suffered a sharp slide in first quarter net profit as sales slumped, it revealed on Thursday. The Pennsylvania-based operator of 2,245 stores under banners such as Lane Bryant, Fashion Bug and Catherine's Plus Sizes, reported net income of $9.7 million, or eight cents per share, versus $17.3m, or 14 cents per share, in the year-ago period.