Serialize and deserialize to XML string

private static string XmlSerialize(T obj)

{

    var stream = new MemoryStream();

    var writer = new XmlTextWriter(stream, Encoding.ASCII);

    XmlSerializer ser = new XmlSerializer(typeof(T));

    ser.Serialize(writer, obj);

    stream = (MemoryStream)writer.BaseStream;

    var bytes = stream.ToArray();

    var encoding = new UTF8Encoding();

    string result = encoding.GetString(bytes);

    return result;

}

private static T XmlDeserialize(string xml)

{

    XmlSerializer xs = new XmlSerializer(typeof(T));

    UTF8Encoding encoding = new UTF8Encoding();

    Byte[] byteArray = encoding.GetBytes(xml);

    MemoryStream memoryStream = new MemoryStream(byteArray);

    XmlTextWriter xmlTextWriter = new XmlTextWriter(memoryStream, Encoding.UTF8);

    object obj = xs.Deserialize(memoryStream);

    return (T)obj;

}