“Are you ever tempted to cheat, to damage the landscape further, to poison it, infect it, before you take a photograph?”

“All it would take would be for that bird influenza virus and an influenza virus from humans to infect an animal or human at the same time.”

“Clearly, unadulterated bias contaminates many stories and can even infect the entire Washington press corps from time to time.”

“West Nile virus infects many different bird species, but it appears to be lethal to crows, jays, and hawks.”

“Exacerbated by warm, humid weather, red blotch infects leaves, flower stalks, blooms and bulb scales.”

“The human reovirus infects and kills cancer cells with an activated Ras pathway.”

“For now, though, most cybercrooks are merely interested in infecting as many machines as possible.”

“They are the perfect antidote to the ridiculous pop-punk-plague infecting the earholes of the British public lately.”

“The sick and wounded avoid infecting each other and those who are well escape contagion.”