Results 31 to 40 of about 1,573,053 (108)

Butyltin compounds in a sediment core from the old Tilbury basin, London, UK [PDF]

open access: yes, 2005
Sections from a sediment core taken from the River Thames were analysed for butyltin species using gas chromatography with species-specific isotope dilution mass spectrometry.
Scrimshaw, MD   +3 more
core   +1 more source

Induction of Colonic Aberrant Crypts in Mice by Feeding Apparent N-Nitroso Compounds Derived From Hot Dogs [PDF]

open access: yes, 2012
Nitrite-preserved meats (e.g., hot dogs) may help cause colon cancer because they contain N-nitroso compounds. We tested whether purified hot-dog-derived total apparent N-nitroso compounds (ANC) could induce colonic aberrant crypts, which are putative ...
Mirvish, Sidney S.   +12 more
core   +1 more source

Point defects in B2 compounds

open access: yes, 2001
Point defects in B2 compounds are described with a model based on the formula (A,B,Va),(B,A,Va), and results are compared with previous results from two models based on combined defects and using the formulae (A,B), (B,A), and (A,Va)(1) (B,A)(1) The ...
M Selleby   +3 more
core   +1 more source

Diffraction and database analyses of photoactive biphenyl compounds and novel carbaborane structures [PDF]

open access: yes, 1999
The research involved in this thesis is mainly concerned with crystallography and the analysis using crystallographic techniques and methods. The work in this thesis is centered mainly on two types of chemical compounds, photoactive compounds and ...
Mackinnon, Angus
core  

Macrocyclic compounds derived from Perfluoro-4-isopropylpyridine [PDF]

open access: yes, 2001
PerflLioro-4-isopropylpyridine (1) has been shown to undergo nucleophilic substitution reactions with wide range of nucleophiles and was thus demonstrated to behave as a powerful regioselective electrophile in most cases.(INSERT DIAGRAM) This work has ...
Richmond, Paul
core  

chemotaxis of rhizobium phaseoli towards flavones and other related compounds [PDF]

open access: yes, 1987
The formation of nitrogen-fixing nodules on leguminous plants is the result of a highly specific interaction between the host plant and the soil bacterium Rhizobium.
Munoz Aguilar, Jose Manuel
core  

Marine sponges as pharmacy Production of Bioactive compounds

open access: yes, 2007
Malaria, which is caused by multiplication of the protozoan parasite Plasmodium falciparum in erythrocytes, is a major health problem in many southern countries.
K. Kathiresan   +3 more
core  

Titanium compounds and plant growth

open access: yes, 2001
>Magister Scientiae - MScThe effect of titanium compounds on the growth of tomato plants, Lycopersicum esculentum (cultivar Floridade), was studied under greenhouse conditions.
Khoza, G
core  

Effect of Plant-derived Hydrophobic Compounds on Soil Water. Repellency in Dutch Sandy Soils [PDF]

open access: yes, 2013
Soil water repellency or hydrophobicity is a common and important soil property, which may diminish plant growth and promotes soil erosion leading to environmentally undesired situations.
Spatial Ecology and Global Change   +7 more
core  

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