3565194]”
“Although the self-condensing atom transfer radical polymerization (SCATRP) of inimers with typical comonomers has been extensively performed, there have been few reports to correlate the reactivity ratio with the growth of the molecular weights (MWs) and the development of branched structures. Thus, the SCATRP

of inimers of different reactivity ratios, namely, 4-chloromethylstyrene (CMS) and maleimide (MI) inimers, with a large excess of styrene (St) were carried out, respectively, to examine the effect. The conversion and MW were monitored by gas chromatography, gel permeation chromatography, and multiangle laser light scattering. The results suggested that CMS merely functioned as an initiator for St at the early stage; this led to linear macroinimers, which learn more underwent SCATRP and gave rise to randomly branched polystyrene

(PS) only at high conversion. The MI inimers formed charge-transfer complexes with St and underwent the SCATRP to result in hyperbranched copolymers at first; this initiated the atom transfer radical polymerization of St and led to star-shaped PS. With the objective of improving the processability and melt fluidity, the physical properties of poly(2,6-dimethyl-1,4-phenylene oxide) (PPO) blends with linear, randomly Selleckchem Blebbistatin branched, and star-shaped PS were compared. In comparison with those with linear PS, the PPO/branched PS blends exhibited a higher glass-transition temperature, a higher melt flow index, and a comparable thermal stability because of the spherical G418 architecture of the branched PS. (C) 2011 Wiley Periodicals, Inc. J Appl Polym Sci 121:2957-2968, 2011″
“Background: Anemia is common among children in developing countries and is associated with decreased cognitive and physical development. Iron-fortified foods may decrease child anemia.

Objective: The objective was to describe the association between iron-fortified milk and iron-fortified noodle consumption and anemia in children aged 6-59 mo.

Design: Consumption of fortified milk and fortified noodles and child anemia were assessed in 81,885 families from rural and 26,653 families from urban slum

areas in Indonesia.

Results: The proportions of children who received fortified milk and noodles were 30.1% and 22.6%, respectively, in rural families and 40.1% and 48.9%, respectively, in urban families. The prevalence of anemia among children from rural families was 55.9% and from urban families was 60.8%. Children from rural and urban families were less likely to be anemic if they received fortified milk [odds ratio (OR): 0.76; 95% CI: 0.72, 0.80 (P < 0.0001) and OR: 0.79; 95% CI: 0.74, 0.86 (P < 0.0001), respectively] but not fortified noodles [OR: 0.98; 95% CI: 0.93, 1.09 (P = 0.56) and OR: 0.95; 95% CI: 0.88, 1.02 (P = 0.16), respectively] in multiple logistic regression models with adjustment for potential confounders.