Due to concerns over horizontal gene transfer to pathogenic organisms in the wild, the European Food Safety Authority restricts use of this gene ( among other resistance genes ) in commercial genetically modified organisms.

Due to concerns about widespread and well-documented corruption in Chiang's government throughout his rule ( though not always with his knowledge ), the U. S. government limited aid to Chiang for much of the period of 1946 to 1948, in the midst of fighting against the People's Liberation Army led by Mao Zedong.

Due to concerns over serious worker rights protection issues, however, Guatemala's benefits under both the CBTPA and GSP are currently under review.

Due to orcas ' complex social bonds and society, many marine experts have concerns about how humane it is to keep these animals in captive situations.

Due to concerns about overfishing, catch quotas were repeatedly reduced in the 1980s and 1990s.

Due to Daimler's reluctance to allow Chrysler to continue development and use quality materials, Chrysler vehicles suffered lower fit and finish quality as well as sub-standard parts being supplied and used in spite of concerns.

Due to personal concerns and the lack of opportunity for beginning graduate students to participate in laboratory work, he left the program without completing the degree.

Due to concerns over potential violence, many courthouses in American cities often have security checkpoints where all incoming persons are searched for weapons, normally through the use of an X-ray machine for all bags and a walk-through metal detector, much like those found at airports.

Due to safety concerns, the smoke is not a result of combustion but is produced by the vaporization of fog oil into a fine aerosol, achieved either by injecting the oil into the hot engine exhaust or by the use of a dedicated device that can be fitted in any position on the aircraft.

Due to security concerns, Israel restricts access of Palestinian residents of the West Bank to Jerusalem on Muslim holidays only with an age restriction on West Bank Palestinian men over 35 being elligble for a permit.

Due to health concerns over the quality of the meat contained in many commercially produced sausages ( heightened by the BSE crisis in the 1990s ) there has been a marked improvement in the quality of meat content in commonly available British sausages with a return to the artisanal production of high quality traditional recipes, which had previously been in decline.

Due to concerns over pests and pathogens, however, whole starfruits cannot yet be imported to the US from Malaysia under current Food and Drug Administration regulations.

Due to air quality and noise concerns, the City of Duarte has sought repeatedly to halt expansion of neighboring quarry operations, but has had no success against the monied interests behind the quarries and the neighboring city governments beholden to them.

Due to security concerns following an attack on the bell by a visitor with a hammer in 2001, the bell is hung out of easy reach of visitors, who are no longer allowed to touch it, and all visitors undergo a security screening.

Due to concerns about possible teratogenicity, use of MMR vaccine is not recommended during pregnancy.

Due to nearness of the river, the town regularly suffers minor flooding, and concerns over flood plain development are a major issue in local planning.

Due to safety concerns, the 4-sided die ( or d4 ) produced by GameScience has truncated points.

Due to concerns about the safety of a longer shipping route to Brittany itself, the army was ferried to the English continental stronghold of Calais in July 1380.

Due process concerns also can arise even when a party did have a day in court to dispute an issue.

Due to these concerns, the Government of India ruled that ayurvedic products must specify their metallic content directly on the labels of the product, but, writing on the subject for Current Science, a publication of the Indian Academy of Sciences, M. S. Valiathan noted that " the absence of post-market surveillance and the paucity of test laboratory facilities India make the quality control of Ayurvedic medicines exceedingly difficult at this time.

Due to the ongoing concerns with the Arabs during the 670s, in the west, Constantine had been forced to conclude treaties with the Lombards, who had captured Brindisi and Taranto.

Due to current concerns about terrorism, a great deal of effort went into ensuring that the tunnels are highly blast-resistant.

Due to the inaccessibility of the terrain, the island was bombed from the air with poison pellets, as had recently been attempted on Giannutri and Sardinia, despite concerns raised by environmental groups that indigenous species of wildlife and the surrounding waters might also be adversely affected.

Due to terrorism security concerns, photography is prohibited within the dam.

Due to his western successes, Ulysses S. Grant was given command of all Union armies in 1864, and organized the armies of William Tecumseh Sherman, George Meade and others to attack the Confederacy from all directions, increasing the North's advantage in manpower.

Due to the low level of investment in cross-border railway projects, the city has preserved a slot within the Thalys high-speed train network which uses existing tracks on its last 70 km from Belgium to Cologne.

Due to the strategic location of the site it was fortified from very early. In the 8th and 7th century BC the site of Amphipolis was ruled by Illyrian tribes.

Due to the nature of the aggression from the machines, Zion is an example of a heavily fortified hyperstructure.

Due to the rich mining history dating from medieval times ( the Black Forest was one of the most important mining regions of Europe circa 1100 ) there are many mines re-opened to the public.

Due to the long radio aerials stretching from the wireless room, the radio station was moved from Bletchley Park to nearby Whaddon Hall to avoid drawing attention to the site.

Due to the costs involved in owning, operating and driving buses and coaches, many bus and coach uses a private hire of vehicles from charter bus companies, either for a day or two, or a longer contract basis, where the charter company provides the vehicles and qualified drivers.

Due to the change from the Julian calendar to the Gregorian calendar, Bealltainn in Scotland was commonly celebrated on 15 May while in Ireland " Old Beltane " or " Old May " began about the night of 11 May.

Due to the use of these biological weapons, and the apparent lack of medical advancement necessary to defend surrounding regions from them, widespread epidemics such as the bubonic plague quickly moved across all of Europe, destroying a large portion of its population.

Due to the large size of the contrabass's strings, it is not uncommon to see players using plectrums made from a leather shoe or boot heel.

Due to the relatively large strength of the electromagnetic force, black holes forming from the collapse of stars are expected to retain the nearly neutral charge of the star.

Due to adverse effects associated with the long-term use of benzodiazepines, withdrawal from benzodiazepines, in general, leads to improved physical and mental health.

Due to its distance from the sea and its largely desert climate, the country is sometimes referred to as the " Dead Heart of Africa ".

Due to its proximity to the Sahara, most of the Cape Verde islands are dry, but on islands with high mountains and farther away from the coast, by orography, the humidity is much higher, giving a rainforest habitat, very degraded by the strong human presence.

Due to failure to curb deepening unrest in the northern part of the country, Gambi was in July 2006 replaced with Bozizé ’ s old friend from the military academy, Jules Bernard Ouandé.

Due to problems with Pinochet, Leigh was expelled from the junta in 1978 and replaced by General Fernando Matthei.

Due to the wholesale destruction of plants at the K – T boundary there was a proliferation of saprotrophic organisms such as fungi that do not require photosynthesis and use nutrients from decaying vegetation.

Due to the small number of keys required, chording is easily adapted from a desktop to mobile environment.

Due to Anson's absence from the club after 22 years, local newspaper reporters started to refer to the Cubs as the " Orphans ".

Due to engine knocking ( detonation ), the compression ratio in a gasoline or petrol-powered engine will usually not be much higher than 10: 1, although some production automotive engines built for high-performance from 1955 – 1972 had compression ratios as high as 13. 0: 1, which could run safely on the high-octane leaded gasoline then available.

Due to the sheer physical difficulties inherent in cartography, map-makers frequently lifted material from earlier works without giving credit to the original cartographer.

Due to politically charged differences in the 4th century, schisms developed, and the first denominations ( from the Latin, " to take a new name ") formed.

Due to his two periods of exile in 1904 – 1909, to escape the British invasion of 1904, and from 1910 – 1912 to escape a Chinese invasion, he became well aware of the complexities of international politics and was the first Dalai Lama to become aware of the importance of foreign relations.

Due to his disobedience regarding the commanded punishment of the Amalekites ( the sworn enemies of Israel ), God dethroned Saul from kingship and vowed that the crown would be given to one that he had chosen.