Objective To investigate the expression of plasma endothelin receptor gene(ETA) in patients with coronary heart diseases and their clinical significance.

This paper expounded the influencing factors in the production and use of amino-modified polysiloxane, including exterior factors: acid or base electrolytes, shearing strength and temperature, and interior factors: raw materials for synthesizing silicone,modification of the group and emulsifier for silicone emulsification.

It is also influenced by such interior factors as the developing plan of the company,the innovation of technology and the preservation of the technological advantage,the pursuit of scope benefit,the avoidance of tax and so on.

Through the survey of the secondary and the third class hospitals of Shanghai, we analyze current brand situation of which, furthermore we analyze and summarize the factors that affect hospital brand from three aspects such as internal factors, external factors and history accumulation of hospital brand.

This study analyses the effect of internal factors on endogenous innovation,such as entrepreneurship,R&D team,internal incentive system, organization structure,intellectual property management and property right,combing with the result of almost 200 enterprises in Henan province.

Moreover, it probes into the precaution measures of audit risk from the external and internal factors.

Research Progress of Internal Factors on Flower Bud Differentiation of Plant

The influencing factors include external and internal factors.

Autonomous learning is affected by learner s internal factors and social context.