5105
Utilizing antibody raised against the purified human erythrocyte glucose transporter , we have identified the glucose transporter as a membrane glycoprotein with a monomer Mr of approximately 41 , 000 .
 erythrocyte, membrane
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 erythrocyte, membrane