Abstract: The present invention relates to a method for in vitro prognosis, diagnosis and/or monitoring of an inflammatory disease of the central nervous system in a subject, said method comprising detecting, in a sample of cells of the immune system from the subject, the presence of a Collapsin Response Mediator Protein 2 (CRMP2) which is phosphorylated on tyrosine 479 (Y479), and optionally further phosphorylated on serine 465 (S465), wherein the detection of the presence of Y479-phosphorylated CRMP2, which is optionally further phosphorylated on serine 465, is indicative of an inflammatory disease of the central nervous system.

Abstract: The invention relates to the use a BD16 and/or BB18 anti-CD100 antibody or of a chimeric or humanized or human form thereof, or a fragment thereof, for the therapy or diagnosis of a central nervous system disorder, more particularly a myelin disorder or a disease that affects oligodendrocytes, such as multiple sclerosis or HTLV-1 associated myelopathy or peripheral myelinating cells.

Abstract: The invention relates to the use a BD16 and/or BB18 anti-CD100 antibody or of a chimeric or humanized or human form thereof, or a fragment thereof, for the therapy or diagnosis of a central nervous system disorder, more particularly a myelin disorder or a disease that affects oligodendrocytes, such as multiple sclerosis or HTLV-1 associated myelopathy or peripheral myelinating cells.

Abstract: The invention concerns the use of at least a protein of the CRMP family, a polypeptide fragment or an active biological derivative thereof, a nucleotide sequence or sequence fragment coding for said protein, an antisense sequence capable of being specifically hybridized with a sequence with nucleotide-type encoding of said protein or an antibody directed against said protein for producing a medicine for treating diseases related to a dysfunction of the immune system. The invention also concerns a method for diagnosing an autoimmune pathology which consists in measuring the expression of a CRMP protein in the lymphocytes.

Abstract: The invention relates to the use a BD16 and/or BB18 anti-CD100 antibody or of a chimeric or humanized or human form thereof, or a fragment thereof, for the therapy or diagnosis of a central nervous system disorder, more particularly a myelin disorder or a disease that affects oligodendrocytes, such as multiple sclerosis or HTLV-1 associated myelopathy or peripheral myelinating cells.

Abstract: The invention concerns the use of at least a protein of the CRMP family, a polypeptide fragment or an active biological derivative thereof, a nucleotide sequence or sequence fragment coding for said protein, an antisense sequence capable of being specifically hybridized with a sequence with nucleotide-type encoding of said protein or an antibody directed against said protein for producing a medicine for treating diseases related to a dysfunction of the immune system. The invention also concerns a method for diagnosing an autoimmune pathology which consists in measuring the expression of a CRMP protein in the lymphocytes.