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. 2020 Jun 9;3(4):583–597. doi: 10.1021/acsptsci.0c00023

Table 3. Therapeutic Effects of TFF Peptides in Animal Models of Gastrointestinal Injury.

Molecule Model Administration Effect and notes Refs
TFF1 DSS-induced colitis Systemic Homodimer effective and acts in synergy in with EGF; monomer ineffective (158)
DSS-induced colitis or IL-10–/– mouse Intragastric administration of TFF secreting L. lactis; rectal or oral administration Improved chronic colitis in IL-10–/– mouse; prevention and healing of chronic DSS-induced colitis; In situ synthesis by L. lactis is more effective than rectally and orally administered. (20)
Radiation-induced oral mucositis Mouth rinse formulation of TFF1-secreting L. lactis Safe and efficient for prevention and treatment of oral mucositis (156)
         
TFF2 Indomethacin-induced gastric damage Subcutaneous or oral Cytoprotection subcutaneously administrated but ineffective via oral administration (31)
Aspirin-induced gastric injury Intragastric Prevents damage but fails to stimulate early restitution (178)
Ethanol- or indomethacin-induced gastric injury Gastric lavage or intraperitoneal Protection via oral but not intraperitoneal (23)
DSS-induced colitis Subcutaneous or intracolonic Ameliorated the clinical course of colitis in a preventive mode but not for treatment; topical administration superior to systemic administration (90)
DNBS-induced colitis Intrarectal Enhancement of colonic epithelial repair and reduction of inflammation (21)
DSS- or mitomycin-induced colitis Intracolonic or subcutaneous Luminal positive effect only on DSS-induced colitis; injected aggravated colitis in both models (44)
DSS-induced colitis or IL-10–/– mouse Intragastric administration of TFF-secreting L. lactis Improved chronic colitis in IL-10–/– mouse; effective in the prevention and healing of chronic DSS-induced colitis (20)
Indomethacin-induced gastric damage or mercaptamine-induced duodenal ulcers Subcutaneous infusion or oral Accelerated gastric ulcer healing but aggravated duodenal ulcer (179)
         
TFF3 Acetic acid-induced colitis Rectal instillation Enhanced epithelial migration and reconstitution of normal healing (22)
Chemotherapy- or radiation-induced intestinal mucositis Oral gavage Improved mucolitis and mucosal permeability; reduced ongoing apoptosis (177)
Ethanol- or indomethacin-induced gastric injury Gastric lavage or intraperitonial Preventive (23)
DSS-induced colitis Systemic Moderate effect attenuating the disease (73)
DSS- or mitomycin-induced colitis Intracolonic or subcutaneous Injected aggravated colitis; luminal administration of dimer improved both models; monomer ineffective in both models (44)
DSS-induced colitis and IL-10–/– mouse Intragastric administration of TFF-secreting L. lactis Improved chronic colitis in IL-10–/– mouse; effective in the prevention and healing of chronic DSS-induced colitis (20)
Ethanol-induced gastric mucosal damage Gastric gavage Prevented/ameliorated gastric mucosal injury (40)
Burn-induced intestinal mucosa injury Gene therapy Alleviated and accelerated reconstruction of the damaged mucosa (180)