Caption: FIGURE 1: Photomicrographs of the sciatic nerve of Wistar rats in cross section, and the 1st column images are stained with hematoxylin and eosin and the 2nd column with osmium tetroxide
5% sodium bicarbonate and postfixed with osmium tetroxide
for 1 h (Buckland et al.
1 M phosphate buffer followed by postfixation in buffered 2% osmium tetroxide
Lipid extracts from aliquots of the lung homogenates were treated with osmium tetroxide
, and saturated phosphatidylcholine was recovered by alumina column chromatography and quantified using a phosphorus assay (Barlett, 1959; Mason et al.
Terrorists have been trying to get their hands on a highly toxic chemical known as osmium tetroxide
, which can be bought over the internet.
This information comes courtesy of security officials in both the US and the UK who have intercepted phone calls between Pakistan and Crawley in West Sussex in which an operation was discussed to use the chemical osmium tetroxide
MI5 has labelled the osmium tetroxide
weapon we have been supposedly threatened with as a "dirty bomb".
A plan to use a highly toxic chemical called osmium tetroxide
was uncovered after communications between terror suspects were monitored.
Potentially lethal osmium tetroxide
can be bought on the internet for pounds 17 a gram.
Suspects'conversations were eavesdropped on at the GCHQ electronic listening centre and police moved to disrupt the alleged plot at an early stage before any osmium tetroxide
The explosives would have released deadly chemical agent osmium tetroxide
, which attacks the lungs and suffocates victims in seconds.
A highly toxic chemical called osmium tetroxide
was to be used in a device, ABC News reported in the US.
The entire middle ear region of all specimens was removed by dissection under the microscope, rinsed in PBS, decalcified for seven days in 10% EDTA (pH 7), stained in 2% osmium tetroxide
in PBS for 1 hour, dehydrated in alcohol and propylene oxide and embedded in Epon (Electron Microscopy Supplies).
1] aqueous osmium tetroxide
for 1 h at room temperature.
4) or 10% Neutral Buffered Formalin (NBF) and postfixed in 1% osmium tetroxide