The ProAKAP4 ELISA Kit is the first ELISA assay that objectively validates semen quality by quantifying a protein biomarker called proAKAP4 in sperm samples (in ejaculate, chilled or frozen semen in extender or in isolated spermatozoa).
                        
              
                                                    
                    
                      | Product Specifications | 
                  
                  
                                    
                    | Research Area | Reproductive Biology | 
                                    
                    | Assay Type | ELISA Kit | 
                                    
                    | Reactive Species | Mouse,Rat,Human | 
                                    
                    | Target | proAKAP4 domain of mouse, rat and human spermatozoa | 
                                    
                    | Tested Applications | ELISA | 
                                    
                    | Sample Types | Semen | 
                                    
                    | Physical Format | 12 breakable Strips of 8-wells | 
                                    
                    | Shipping Conditions | Room Temperature | 
                                    
                    | Storage Conditions | 4 deg. C | 
                                    
                    | Sensitivity | 4 ng/mL | 
                                    
                    | Assay Time | 2h to 3h | 
                                    
                    | Detection Method | ELISA | 
                                    
                    | Assay Range | 0 to 150 ng | 
                                    
                    | Materials Required (Not Provided) | - 96-well microplate reader measuring absorbance at 450 nm
- Horizontal orbital microplate shaker (300 rpm)
- Vortex
- Multichannel pipette of 300 μL
- Pipettes of 20 μL, 200 μL and 1000 μL
- Pipette tips
- Polypropylene microtubes of 1.5 mL (for sample preparation)
- One polypropylene tube of 15 mL (for R6 dilution)
- Plastic reagent reservoirs
- One glass bottle (for R2 dilution)
- Scissors
- Pen
- Aluminum foil
- Ultrapure or double deionized water | 
                                    
                    | Product Contents | R1 - Capture Antibody Coated Microplate of 96-wells (12 x 8-well strips) R2 - 1 Bottle of 10x Washing Buffer Solution (30 mL)
R3 - 1 Bottle of 1x Dilution Buffer (30 mL)
R4 - 7 Vials of Ready-to-Use Standard Solution (0.7 mL per vial)
R5 - 1 Bottle of 1x  Spermatozoa Lysis Buffer (30 mL) 
R6 - 1 Vial of Detection Antibody (0.1 mL)
R7 - 1 Bottle of Substrate Solution (11 mL)
R8 - 1 Bottle 1x Stop Solution (6 mL)
R9 - 1 Vial of Positive Control (0.7 mL) 
R10 - 2 Adhesive Plate Sealers
R11 - User Manual Instructions | 
                                    
                    | Regulatory Information | RUO | 
                                    
                    | Technical Notes | From one to 88 samples can be run simultaneously or individually (12 breakable strips of 8 wells per 96 well microplate / per kit) | 
                                    
                    | Application | Testing Sperm Vitality in samples such as Ejaculates, semen in extenders and Isolated spermatozoa | 
                                      
                                                                                
             
                        
              
                
                                
                  | Articles & Publications | ProAKAP4 concentrations as an indicator of good spermatogenesis and sperm quality under oxidative stress conditions. Andrology. Vol. 7(1):86. | ProAKAP4 polypeptide as a biomarker of sperm functionality and male fertility disorders. Int J Gynecol and Reprod Sci. (2019);2(1):13-19 | New fibrous sheath anomaly in spermatozoa of men with consanguinity. Fertility and Sterility. Vol. 86:1-9 |  A-kinase anchor protein 4 precursors (pro-AKAP4) in human sperm. Andrology. Vol. (6):854-859. |