| 1 | 10/10/2007 | 17928627 | Identification and Characterization of RHOA-Interacting Proteins in Bovine Spermatozoa. |  | 
 
                  |  | In somatic cells, RHOA mediates actin dynamics through a GNA13-mediated signaling cascade involving RHO kinase (ROCK), LIM kinase (LIMK), and cofilin. RHOA can be negatively regulated by Protein Kinas... 
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                  | 2 | 10/01/2007 | 17551920 | A yeast two-hybrid system using Sp17 identified Ropporin as a novel cancer-testis antigen in hematologic malignancies. |  | 
 
                  |  | Since most intracellular proteins are expressed with their ligands, ligands of cancer-testis (CT) antigens may also be CT in their distribution. Applying Sperm protein 17 (Sp17) as the bait in a yeast... 
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                  | 3 | 09/01/2007 | 17712481 | Localization of AKAP4 and tubulin proteins in sperm with reduced motility. |  | 
 
                  |  | AIM: To perform screening, related to A-kinase anchoring proteins 4 (AKAP4) and tubulin proteins, in spermatozoa with absent or severely reduced motility in order to detect the status of the fibrous s... 
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                  | 4 | 12/01/2006 | 17081177 | Transmission electron microscopy, immunocytochemical and fluorescence in situ hybridisation studies in a case of 100% necrozoospermia: case report. |  | 
 
                  |  | We present the ultrastructural, functional and chromosomal analyses of sperm from an infertile man with a normal karyotype and 100% necrozoospermia. Tests for microbial infection showed the presence o... 
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                  | 5 | 09/01/2006 | 16929165 | Expression of cancer-testis antigens as possible targets for antigen-specific immunotherapy in head and neck squamous cell carcinoma. |  | 
 
                  |  | Cancer-Testis (CT) antigens are by definition expressed in tumor but not in healthy tissue except testis and might represent ideal targets for antigen-specific immunotherapy. Here, we present the firs... 
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                  | 6 | 01/01/2006 | 16177223 | AKAP3 selectively binds PDE4A isoforms in bovine spermatozoa. |  | 
 
                  |  | Cyclic AMP plays an important role in regulating sperm motility and acrosome reaction through activation of cAMP-dependent protein kinase A (PKA). Phosphodiesterases (PDEs) modulate the levels of cycl... 
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                  | 7 | 10/01/2005 | 15980003 | Gene deletions in an infertile man with sperm fibrous sheath dysplasia. |  | 
 
                  |  | BACKGROUND: Asthenozoospermia may sometimes be related to genetic structural defects of the sperm tail detectable by transmission electron microscopy. Dysplasia of the fibrous sheath (DFS) is a geneti... 
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                  | 8 | 07/01/2005 | 16009167 | Fluorescence in situ hybridization and molecular studies in infertile men with dysplasia of the fibrous sheath. |  | 
 
                  |  | OBJECTIVE: To perform fluorescence in situ hybridization (FISH) and molecular analysis in patients with the genetic sperm defect "dysplasia of the fibrous sheath" (DFS). DESIGN: Retrospective study. S... 
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                  | 9 | 01/01/2005 | 15342355 | Tyrosine phosphorylation of the a kinase anchoring protein 3 (AKAP3) and soluble adenylate cyclase are involved in the increase of human sperm motility by bicarbonate. |  | 
 
                  |  | Mammalian testicular spermatozoa are immotile, thus, to reach the oocyte, they need to acquire swimming ability under the control of different factors acting during the sperm transit through the epidi... 
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                  | 10 | 07/16/2004 | 15257753 | Association of sperm protein 17 with A-kinase anchoring protein 3 in flagella. |  | 
 
                  |  | BACKGROUND: Sperm protein 17 (Sp17) is a three-domain protein that contains: 1) a highly conserved N-terminal domain that is 45% identical to the human type II alpha regulatory subunit (RII alpha) of ... 
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                  | 11 | 03/01/2004 | 14996943 | Increased phosphorylation of AKAP by inhibition of phosphatidylinositol 3-kinase enhances human sperm motility through tail recruitment of protein kinase A. |  | 
 
                  |  | Sperm motility is regulated by a complex balance between kinases and phosphatases. Among them, phosphatidylinositol 3-kinase (PI 3-kinase) has been recently suggested to negatively regulate sperm moti... 
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                  | 12 | 01/01/2004 | 14618620 | A-kinase anchoring protein 3 messenger RNA expression in ovarian cancer and its implication on prognosis. |  | 
 
                  |  | A-kinase anchoring protein 3 (AKAP3) is a sperm protein and its expression appears to be restricted to the testis in normal adult tissues. We investigated AKAP3 mRNA expression in 20 normal ovaries an... 
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                  | 13 | 06/01/2003 | 12606363 | A-kinase anchoring protein 4 binding proteins in the fibrous sheath of the sperm flagellum. |  | 
 
                  |  | The fibrous sheath is a unique cytoskeletal structure located in the principal piece of the sperm flagellum and is constructed of two longitudinal columns connected by closely spaced circumferential r... 
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                  | 14 | 05/01/2003 | 12887088 | How do sperm swim? Molecular mechanisms underlying sperm motility. |  | 
 
                  |  | Motility is a characteristic function of the male gamete, which allows spermatozoa to actively reach and penetrate the female gamete in organisms with internal and external fertilization. Sperm motili... 
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                  | 15 | 05/01/2003 | 12672126 | Fibrous sheath of mammalian spermatozoa. |  | 
 
                  |  | The fibrous sheath is a unique cytoskeletal structure surrounding the axoneme and outer dense fibers and defines the extent of the principal piece region of the sperm flagellum. It consists of two lon... 
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                  | 16 | 02/01/2003 | 12653254 | 2P1, a novel male mouse cDNA specifically expressed during meiosis. |  | 
 
                  |  | We screened a mouse germinal cell expression library with a probe derived from Sob1, a human testis-specific cDNA, and identified 2P1, a new mouse cDNA. A database search revealed that 2P1 was 91% ide... 
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                  | 17 | 10/30/2001 | 11696326 | Interaction of heterotrimeric G13 protein with an A-kinase-anchoring protein 110 (AKAP110) mediates cAMP-independent PKA activation. |  | 
 
                  |  | Heterotrimeric G proteins and protein kinase A (PKA) are two important transmitters that transfer signals from a wide variety of cell surface receptors to generate physiological responses. The establi... 
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                  | 18 | 05/18/2001 | 11278869 | Identification of sperm-specific proteins that interact with A-kinase anchoring proteins in a manner similar to the type II regulatory subunit of PKA. |  | 
 
                  |  | The cAMP-dependent protein kinase (PKA) is targeted to specific subcellular compartments through its interaction with A-kinase anchoring proteins (AKAPs). AKAPs contain an amphipathic helix domain tha... 
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                  | 19 | 03/01/2001 | 11229805 | Molecular genetic analysis of two human sperm fibrous sheath proteins, AKAP4 and AKAP3, in men with dysplasia of the fibrous sheath. |  | 
 
                  |  | Dysplasia of the fibrous sheath (DFS) is characterized by male infertility, asthenozoospermia, and morphologically abnormal flagella that possess a severely malformed fibrous sheath. In many cases, DF... 
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                  | 20 | 11/01/1999 | 10529264 | FSP95, a testis-specific 95-kilodalton fibrous sheath antigen that undergoes tyrosine phosphorylation in capacitated human spermatozoa. |  | 
 
                  |  | Protein tyrosine phosphorylation has been associated with both capacitation and motility of mammalian sperm. During capacitation, human spermatozoa undergo tyrosine phosphorylation of a characteristic... 
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