A custom
Attribute that marks public fields or properties to prevent them from being serialized.
Namespace: Microsoft.Xna.Framework.Content
Assembly: Microsoft.Xna.Framework (in microsoft.xna.framework.dll)
[AttributeUsageAttribute(384)]
public sealed class ContentSerializerIgnoreAttribute : Attribute
Reference
Programming Guide
Xbox 360, Windows XP SP2, Windows Vista, Zune