Objective To investigate the association between Intercellular adhesion moleculel (ICAM-1 ) with the polymorphism of it's the forth exon G241R(721G? A) and the sixth exon K469E ( 1405A? G) and the Graves disease of Chinese Hans in northern China.
Objective To study the association of two polymorphisms of alpha-2 macroglobulin gene( A2M), a 1000G/A in exon 24 and a pentanucleotide insertion/deletion (I/D) in the 5′splice site in exon 18, with Parkinson's disease(PD) and essential tremor(ET) in North China.
Based on raindrop category model and compared with observation, the precipitation intensity and raindrop spectrum are analyzed for three typical stratiform clouds: stratiform cloud system formed by strong front, cyclonic scale convergence and weak front system in the northern China.
In Jin Dynasty,north nationalities' literature and Han nationality's literature were two branches that maintained close link with each other,and formed the marvelous spectacles of Chinese north areas' literature from the beginning of the 12th century to the first half of the 13th century.
Interaction between the two species in the mixed stand is harmonious and productivity is high, making this kind of mixed plantation a very successful pattern on poor sandy sites in north China.
Sand-fixing effects of Caragana microphylla shrub in Horqin sandy land, North China
In the semi-arid Horqin sandy land of north China, Caragana microphylla, a leguminous shrub, is the dominant plant species and is widely used in vegetation reestablishment programs to stabilize shifting sand.
The North Qilian orogenic belt is an elongate tectonic unit that lies between the North China plate to the north and the Middle Qilian microplate to the south, and is formed by a collision of the two plates in the Caledonian.
Petrochemistry of peridotites from North China: Significance for lithospheric mantle evolution