Cilia/metabolism; Hydrocephalus/genetics; Microfilament Proteins/genetics; Nerve Tissue Proteins/genetics; Zebrafish Proteins/genetics; Zebrafish/abnormalities; Amino Acid Sequence; Animals; Base Sequence; Biomarkers/analysis; Biomarkers/metabolism; Cells, Cultured; Ciliary Motility Disorders/genetics; Ciliary Motility Disorders/metabolism; Ciliary Motility Disorders/physiopathology; Down-Regulation/drug effects; Down-Regulation/physiology; Ependyma/abnormalities; Ependyma/cytology; Ependyma/metabolism; Evolution, Molecular; Humans; Hydrocephalus/metabolism; Hydrocephalus/physiopathology; Lateral Ventricles/abnormalities; Lateral Ventricles/metabolism; Lateral Ventricles/physiopathology; Microfilament Proteins/biosynthesis; Microfilament Proteins/isolation & purification; Molecular Sequence Data; Nerve Tissue Proteins/biosynthesis; Nerve Tissue Proteins/isolation & purification; Oligonucleotides, Antisense/pharmacology; Phylogeny; RNA, Messenger/metabolism; Rats; Sequence Homology, Amino Acid; Water-Electrolyte Balance/genetics; Water-Electrolyte Balance/physiology; Zebrafish Proteins/biosynthesis; Zebrafish Proteins/isolation & purification