The present invention provides nucleic acid arrays with improved sensitivity for a nucleic acid. The array comprises various kinds of nucleic acid probes, which are capable of hybridizing to the nucleic acid, immobilized at different positions on a substrate. Single-stranded nucleic acid probes are immobilized...http://www.google.de/patents/US20040142095?utm_source=gb-gplus-sharePatent US20040142095 - Nucleic acid arrays and method for detecting nucleic acids by using nucleic acid arrays