15067
Nonylphenol , an environmental estrogen , affects voltage - gated K + currents and L - type Ca (2) + currents in a non - monotonic manner in GH 3 pituitary cells .
 Nonylphenol, estrogen, K +, Ca (2) +
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Nonylphenol, estrogen, K +, Ca (2) +