Peer Reviewed

Rice grown in the United States contains an average of 1.4-5 times more arsenic than rice from Europe, India and Bangladesh.

Dioxin levels in chicken eggs from Peshawar was almost 3-times higher than the background levels and levels of DDT was more than four and a half times higher than the EU limit

Batten down the hatches; Faster sequencing of DNA; Targeting the transcription start site of DNA; A new way to silence genes.

In a special Outlook on India in this week's Nature, K.S. Jayaraman investigates how the industry will respond to new guidelines from WTO and what it can do to tackle the problems it faces.

A commonly used drug could have the power to extinguish the trauma associated with horrific memories

Humans can learn without remembering; How the Earth's insides stay warm; Genes responsible for breast cancer metastasis identified; The age of the Amazon's breath; Hybridization throws up new animal species; Parasites give caterpillars a taste for revenge

Biology: A structure of antidepressants' binding sites; Botany: A twist on corn-on-the-cob; Fast diodes speed up organic electronics; Small doses go a long way; Interfering with HIV.

A report of a volunteer study in Bangladeshi adults of a candidate oral cholera vaccine, Peru-15, has been shown to be safe and effective.

The low-lying coastal areas are particularly vulnerable, thus placing these population, infrastructure, agriculture, livestock and economic development in a high-risk situation.

It is the most frequent bacterial cause of diarrhoea in children and adults living in the developing world and also the most common cause of traveller's diarrhea.

GPS data confirm huge dimension of Boxing Day quake; Genes shine light on mosquito bacterial infections; Mutants arise from Sleeping Beauty; Birds' ancestors showed modern breathing mode; Three's a crowd; Raptors fly the flag for biodiversity

SARS receptor identified in vivo; Insights into the carbon trade; Nitric oxide targets cysteine; Understanding a side effect of TZDs; TACI is mutant in common variable immunodeficiency and IgA deficiency; Genetic influences on anxiety.

Dry dust on Mars; Missions to Mars part 2; Cigarette brain boost inseparable from addiction; An amplified difference in melanoma cells; What the retina doesn't tell the brain; Slow breeders need more space; Sound analysis reveals didgeridoo secrets

This paper presents new approach of Genetic algorithm (GA) to solve constrained optimization problem.

In the Philippines, only a handful of companies have adopted ABC in their strategy formulations and little is known about it. This research focuses on the implementation of ABC, the benefits derived and the problems encountered in using the system.

The Vision and Praxis of Nothingness and Unity in the Spirituality of Chiara Lubich is a qualitative inquiry using the descriptive and evaluative methodology which takes into account the spiritual, theological and pedagogical dimensions.

The theories and practices of capitalism in different places and periods produced various theories and practices of welfare which have implications for the understanding and practice of compassion/apathy and solidarities/alienations and capitalism

Many observers have attempted to persuade Bangladesh that there exist multiple energy sources available at reasonable cost and that, accordingly, the government should approve the export of natural gas. That is not our conclusion.

Researchers in NUS discover how nitric oxide protects brain cells from dying

1) An outbreak of the deadly H5N1 bird flu virus has been spotted in wild migratory geese in western China; (2) Researchers identify a crucial receptor that the Nipah virus relies on to infect human cells.

This study found that over time and constant communication, texters developed a unique Filipino style of texting. It also found that the texters' age, sex and work were main predictors of texting style.

Two recent innovations by Nanyang Technological University (NTU) look set to revolutionize biomedical treatment

This page is a simple catalogue of 124 medicinal herbs frequently used by CAM (Complementary and Alternative Medicine). This section is aimed at helping to give an idea regarding the herbs used for medicinal purpose.

The pandemic strains of V. parahaemolyticus have been isolated for the first time in sub-Saharan Africa.

Antibiotic resistance is a rising concern. This research compares two different brands of vaccine, ie the investigational vaccine and an already marketed vaccine with brand name 'X', in healthy subjects aged between 10 and 25 years

Isolation of carrageenase and agarase-producing bacterium from sea urchin

Open reading frame yjbI of Bacillus Subtilis codes for truncated hemoglobin

A study on 60 rural children for Hepatitis-B vaccine, Revac-B showed it is highly immunogenic and well tolerated.

Biochemistry: Finding nitric oxide in an oxygen haystack Drug discovery: Keeping iron away from bacteria Microbiology: Structure of the quorum-sensing pheromone ComX revealed