Compare:
"The religious ties he had with his family change, but blood ties remain. The marriage relationship and normal family affections and dealings continue." From: http://www.jw.org/en/jehovahs-witnesses/faq/shunning/
To:
7 A conflict of loyalties may arise when a close relative is disfellowshipped. For example, a sister named Anne [1] received a telephone call from her disfellowshipped mother. The mother wanted to visit Anne because she felt pained by her isolation from the family. Anne was deeply distressed by the plea and promised to reply by letter. Before writing, she reviewed Bible principles. (1 Cor. 5:11;2 John 9-11) Anne wrote and kindly reminded her mother that she had cut herself off from the family by her wrongdoing and unrepentant attitude. “The only way you can relieve your pain is by returning to Jehovah,” Anne wrote.—Jas. 4:8.
Straight fro the horse's mouth.