Nature highlights

Key research and analysis from this week's Nature magazine.

• Plant–microbe interactions: Shared roots to symbiosis
• Palaeontology: Keeping track
  
• Gravitational lensing: Seeing red
• Hydroxide ions: Picture this
• Skin cancer: Melanoma link
• Careers: The math of life
• Nerve regeneration: Nogo area
• Pest control: Wake-up call
  

27 June 2002 table of contents