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Also , independent of Charles Cagniard-Latour ( 1777-1859 ) and Theodor Schwann ( 1810-1882 ) , he was among the first to provide comprehensive answers in regards to yeast and the role it played in fermentation .
 Charles Cagniard-Latour, Theodor Schwann
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Charles Cagniard-Latour, Theodor Schwann