[Sodium content and energy of 47 commercial dishes in four restaurants in Beijing].

Objective: To evaluate the sodium content and energy of commercial dishes in 4 Chinese restaurants in Beijing.

Methods: From June to August of 2011, 4 medium-sized restaurants were selected by convenience sampling method. Overall, 47 commercial dishes (including 9 cold dishes and 38 cooked dishes) consumed at least 6 times by consumers and provided by at least 2 restaurants were selected.

[Comparison of the dietary phytosterols intake and serum lipids content in elderly women from three cities of China].

Objective: To investigate the dietary phytosterol intake of elderly women in three different cities of China, and to compare the main dietary sources, so that to discuss the relationship of dietary phytosterol intake and serum lipids.

Methods: Based on the dietary pattern, women more than 50 years old from Beijing, Hefei and Urumchi were chosen as testers, 80 - 100 people for each city respectively. The dietary survey was done by continues 24 hours review of two days, the plant food were collected and the phytosterol content (include beta-sitosterol, campesterol, stigmasterol, sitostanol) were analyzed by GC methods, the total phytosterols content were calculated.

[Evaluation on analysis of six minerals in ten biologic materials].

The study is to evaluate the content of Mn, Cu, Fe, Zn, Mg and Ca in 10 sorts of biological material. The standard methods (GB/T5009.13,14,90,92 - 2003) were taken to measure.

Comparison of ileal digested production of parental rice and rice genetically modified with cowpeas trypsin inhibitor.

Objective: To compare the ileal digestibility of protein and amino acids in parental rice and rice genetically modified with sck gene.

Methods: Six experimental swines were surgically fixed with a simple T-cannula at the terminal ileum and fed with parental rice and rice genetically modified with sck gene alternately. The ileum digesta were collected and analyzed for determination of apparent and true digestibility of protein and amino acids.

Effects of yogurt supplementation on the growth of preschool children in Beijing suburbs.

Objective: To investigate the effect of yogurt supplementation on the growth of preschool children in Beijing suburbs.

Methods: Four hundred and two preschool children (217 males, 185 females), aged 3-5 years, whose height for age and/or weight for age were less than the reference level, were selected as subjects from 7 kindergartens in Beijing Fangshan District. The subjects were divided randomly into control group (CG, 201) and yogurt supplemented group (YG, 201).

Effect of micronutrient supplementation on the growth of preschool children in China.

Objective: To study the relationship between micronutrient supplementation and children growth.

Methods: A double-blind, placebo-controlled trial was conducted in 156 growth retarded preschool children. They were randomly assigned to five groups: supplemental control (S-control, n = 28), zinc supplementation (+Zn, 3.