Many experimental but few epidemiological studies have suggested that soyfoods and their
constituents have cancer-inhibitory effects on breast cancer. No epidemiological study has …

Background: Soy food is a rich source of isoflavones—a class of phytoestrogens that has
both antiestrogenic and anticarcinogenic properties. Objective: The objective was to …

Introduction: Historically, breast cancer incidence has been substantially higher in the
United States than in Asia. When Asian women migrate to the United States, their breast …

We evaluated the association of soyfood intake and breast cancer risk in a population-based
case–control study among Chinese women in Shanghai. Included in the study were 1459 …

The association between soyfood intake and breast cancer risk is controversial. Most of the
epidemiologic studies published on this topic in the 1990s were not designed to specifically …

Objective We reviewed epidemiological studies of soy intake and breast cancer among
Japanese women. This report is one among a series of articles by our research group, which …

Background: High intake of soy foods has been proposed to contribute to the low breast
cancer risk in Asian countries. However, results of epidemiologic studies of this association …

Components of the Japanese diet, which might contribute to the relatively low breast cancer
incidence rates in Japan, have not been clarified in detail. Since soybean products are …

Background: Contrary to earlier clinical studies suggesting that soy may promote breast
tumor growth, two recent studies show that soy-containing foods are not adversely related to …

Epidemiological evidence on the association of soy intake with breast cancer risk is still
inconsistent due to different soy intake levels across previous studies and small number of …