1961
Whereas the Gal beta 1 - 4Gal epitope is rarely found in mammalian glycans , it has been found in glycans of various species of non - mammalian vertebrates , such as fish , amphibians and birds .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None