First it was Panda Antivirus 2007 for consumers and ClientShield for corporate desktops, now also Panda Antivirus+Firewall 2007 Beta (aka Titanium version 6.01.08) is compatible with Windows Vista. Check out our Vista Compatibility Information site at http://www.pandasoftware.com/vista for more info.
In addition to Vista 32bit compatibility, this beta version is also compatible with Windows XP 64bits and MS Office 2007. As it includes the new Panda Engine 1.4.3 it integrates the new version of Genetic Heuristic Engine and low-level rootkit detection. There's also some major usability improvements with its alerts, messages and install/uninstall processes.
You can download Panda Antivirus + Firewall 2007 Beta directly from here. For automatic updates of the signature database you can use CCF227ANMB and KPW7K2E4 as the username and password respectively. Be sure to contact firstname.lastname@example.org with any problems or suggestions.