15982
For most trace elements , a significantly negative relationship was demonstrated between the bioaccessibility and the elemental partitioning in the metal - rich granule fraction or in the cellular debris fraction , and a significantly positive correlation was observed between the bioaccessibility and the elemental partitioning in the heat - stable protein fraction and in the trophically available fraction .
 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