How to load specific cell of uitableview whileloading view or reloading tableview -

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all doing 1 chat application, using uitable view display reply , response user.in case after interval of time reloading tableview fetch new data server. problem after adding new content table view go @ bottom of table view , have scroll table view see one.or in other case whenever reloading table show first cell on view. question "is possible load last cell of uitableview after view gets load or reload table view?"

thanks in advance.. 

[stableview reloadrowsatindexpaths:[nsarray arraywithobject:[nsindexpath indexpathforrow:sender.tag insection:0]] withrowanimation:uitableviewrowanimationnone];

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