Diastereoselective Epoxidation Of Allylically Substituted Alkenes Using Metalloporphyrins As Catalyst Provides High Trans-Selectivities (I.E., Trans-:Cis-Epoxide Ratio). A Diversity Of Cycloalkenes Bearing Different Allylic Substituents Are Shown To Be Efficiently Epoxidized To Afford The Correspond.....
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Methods And Systems Are Provided That May Be Used To Utilize And Manufacture A Light Sources Apparatus. A First Light Emitting Diode Emits Light Having A First Wavelength, And A Second Light Emitting Diode For Emitting Light Having A Second Wavelength. Each Of The First And Second Light Emitting Dio.....
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This invention provides an isolated DNA comprising the sequence which codes for a mutated collagen X or a portion thereof wherein the expression of said DNA regulates bone growth. This invention provides a polypeptide encoded by the isolated DNA comprising the sequence which codes for a mutated coll.....
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An Apparatus Is Used With An Impact Hammer Penetration Assemble Such As Standard Penetration Test (Spt) In Geotechnical Engineering. The Impact Hammer Penetration Assembly Comprises A Penetration Sample, A Series Of Rods Coupled Together And An Impact Hammer Apparatus. The Drop Of The Hammer From A .....
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