Interestingly depending on the underlying genetic abnormality the anterior-posterior gradient of heterotopia is variable: 1  anterior predilection suggests mutations of DCX. 2  posterior predilection suggests mutations of LIS1.
Sibley, North Dakota. Sibley is a city in Barnes County, North Dakota, United States. The population was 30 at the 2010 census. Sibley was founded in 1959.
Silvis is located in northwest Illinois. Silvis is part of Rock Island County. Silvis has 4.16 square miles of land area and has no water area. As of 2010, the total Silvis population is 7,479, which has grown 2.89% since 2000. The population growth rate is about the same as the state average rate of 3.31% and is much lower than the national average rate of 9.71%.