Pay the fee. As of April 2015, an adult renewal is $110. If you need you passport fast and wish to have it expedited, it will cost an extra $60. If you have to file a DS-11 rather than a DS-82, you will also have to pay a $25 acceptance fee.
Over the past 25 years, a new class of drugs has become available to boost marrow function: the hematopoietic growth factors (HGFs).
Nerve growth factor (NGF) is a neuropeptide primarily involved in the regulation of growth, maintenance, proliferation, and survival of certain target neurons. It is perhaps the prototypical growth factor, in that it is one of the first to be described.