Fibrillar human serum albumin was shown to be effective in the treatment of various types of cancers. The methods and corresponding structures may be applied to pn diodes, pin diodes, avalanche photodiodes, photoconductive cells, or similar photosensitive device arrays. When the user clicks on the ad URL, the proxy retrieves the relevant cookie and link information from a host side database, and uses the same to help the browser open the correct URL associated with the ad. The bottom plate 4B is prevented from dropping out from the body 2 by being engaged by the spring 7. , therapeutic or diagnostic agents, or marker DNAs, and the resultant VLPs used as in vivo delivery vehicles or as pseudovirions for evaluating vaccine efficacy.