Background. Many studies on postoperative carcinoembryonic antigen (CEA) and/or
carbohydrate antigen (CA) 19-9 monitoring after operation for gastric cancer have been …

Introduction Recent research has suggested that serum tumor markers can give valuable
prognostic information in gastric cancer. In this study, we examined the relationship between …

Background. Increased preoperative serum squamous cell carcinoma antigen (SCC-Ag)
concentrations have been found to be associated with advanced stage and poor prognosis …

We applied serological analysis of recombinant cDNA expression libraries (SEREX) to
cases of esophageal squamous cell carcinoma (SCC) to identify tumor antigens. One of the …

Serum carcinoembryonic antigen (CEA), carbohydrate antigen (CA) 19‐9, and squamous
cell carcinoma (SCC) antigen levels were assessed to determine if their levels are useful for …

Carcinoma of the esophagus remains one of the most lethal of all cancers. Its late
presentation and early extramural disease spread lead to a poor long-term prognosis with a …

Objective: Osteopontin (OPN) is a secreted integrin-binding glycophosphoprotein that may
have a role in head and neck squamous cell carcinoma (SCC). To evaluate the clinical …

Background: Carcinoembryonic antigen (CEA) has been widely accepted as a tumor marker
useful in the diagnosis and management of colorectal cancer. When CEA levels are positive …

Background: Predicting response to treatment has long been the Holy Grail of clinicians
treating patients with upper gastrointestinal malignancy. The widespread use of neoadjuvant …

Just as Kierkegaarde observed that," life must be understood backward [but]... lived
forward"(1), so it is with science, which must be performed forward--but may be written …