human 2 upper gastrointestinal tract Administration, Oral 1 Antineoplastic Agents 1 Colon 1 Colonic Neoplasms 1 Drug Carriers 1 Drug Delivery Systems 1 Humans 1 Note 1 Pectins 1 Pharmaceutical Vehicles 1 Roux-en-Y gastric bypass 1 UFT 1 adult 1 alopecia 1 antineoplastic agent 1 apoptosis 1 azo compound 1 bevacizumab 1 calcium ion 1 calcium pectinate 1 cancer adjuvant therapy 1 cancer combination chemotherapy 1 cancer mortality 1 cancer radiotherapy 1 cancer therapy 1 capecitabine 1 carmofur 1 case report 1