Monday 3 March 2014

4 March, 2014

SC notice on discrimination against HIV children
New Delhi: The Supreme Court Monday issued notice to the central and all state governments on a petition seeking framing of guidelines to ensure that there is no discrimination against HIV positive children during school admissions.
The notice has also been issued to the National Commission for Protection of Child Rights.
A bench of Justice BS Chauhan and Justice J Chelameswar issued notice after NGO Naz Foundation (India) Trust urged it to issue directions that HIV positive school children should not be discriminated against for admission to schools or turned out after their HIV positive status is revealed.
The PIL has sought directions that no child affected by HIV would be denied admission, suspended, segregated or expelled on the basis of their HIV status or the status of their parents or guardians.
It has further sought directions to the government to frame guidelines under the Right of Children to Free and Compulsory Education Act, 2009 to ensure non-discrimination in schools in this regard.
The Naz Foundation has also sought direction that children affected by HIV be notified as a "disadvantaged" group under the act, as it would put the central and state governments as well private schools under further obligation to ensure their such children's right to education without discrimination.
Seeking directions to the government to take steps for the elimination of discrimination against HIV positive children, the PIL has invoked the fundamental rights to life, education and equality guaranteed under the Indian constitution.
The PIL referred to March 2011 statement of Health Minister Ghulam Nabi Azad in parliament that in 2008-2010, 61 HIV positive children were removed from school.
04.03.2014






Soon, personalized medicines could help cure diseases
  
Washington: Researchers have developed a new methodology for rapidly measuring the level of antibiotic drug molecules in human blood serum, paving the way to applications within drug development and personalised medicine.
When effective, antibiotic molecules impose cellular stress on a pathogen's cell wall target, such as a bacterium, which contributes to its breakdown. However, competing molecules in solution, for example serum proteins, can affect the binding of the antibiotic to the bacterium, reducing the efficacy of the drug. Serum proteins bind to drugs in blood and, in doing so, reduce the amount of a drug present and its penetration into cell tissues.
As the amount of antibiotics that bind to serum proteins will vary between individuals, it is extremely valuable to be able to determine the precise amount of the drug that is bound to serum proteins, and how much is free in the blood, in order to be able to accurately calculate the optimum dosage.
 Existing biosensors on the market do not measure cellular stress, however, the nanomechanical sensor exploited by a group of researchers from the London Centre for Nanotechnology (LCN) at UCL, the University of Cambridge, the University of Queensland and Jomo Kenyatta University of Agriculture and Technology, can accurately measure this important information even when antibiotic drug molecules are only present at very low concentrations.
The researchers coated the surface of a nanomechanical cantilever array with a model bacterial membrane and used this as a surface stress sensor. The sensor is extremely sensitive to tiny bending signals caused by its interactions with the antibiotics, in this case, the FDA-approved vancomycin and the yet to be approved oritavancin, which appears to deal with certain vancomycin-resistant bacteria, in the blood serum.
This investigation has yielded the first experimental evidence that drug-serum complexes (the antibiotics bound to the competing serum proteins) do not induce stress on the bacteria and so could provide realistic in-vitro susceptibility tests for drugs and to define effective doses which are effective enough but less toxic to patients.
The study has been published in journal Nature Nanotechnology.
04.03.2014








Two things define you: your patience when you have nothing and your attitude when you have everything


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