Among the few genes which continued steady rise in placental expression until term, NR3C1 coding for glucocorticoid receptor has been implicated in rheumatism [68] and the malfunction of NRCAM and NEDD9 is related to brain disorders such as autism [69], Alzheimer’s and Parkinson’s disease [70], [71]. This evidence concerns the gene NEDD9 and Parkinson disease.