Recent linguistic research suggests that all of Africa's major language groupings south of the Sahara Desert ( except Khoisan, which is not considered a valid genetic grouping anyway ), i. e. the Afro-Asiatic, Nilo-Saharan and Niger – Congo phyla, originated in prehistoric times in a narrow band between Lake Chad and the Nile Valley.

Recent genetic evidence, however, suggests Callorhinus is more closely related to some sea lion species, and the fur seal / sea lion subfamily distinction has been eliminated from many taxonomies.

Recent decline in population size of the Ozark subspecies Cryptobranchus alleganiensis bishopi has led to further research into populations of this subspecies, including genetic analysis to determine the best route for conservation status.

Recent studies make clear no significant genetic differences exist between Arabic and non-Arabic speaking populations, highlighting that in common with most of the Arab World, Arabization was mainly via acculturation of indigenous populations over time and intermarriage between Arabs and Berbers.

Recent findings in genetic research have suggested that a large number of genetic disorders, both genetic syndromes and genetic diseases, that were not previously identified in the medical literature as related, may be, in fact, highly related in the genetypical root cause of the widely-varying, phenotypically-observed disorders.

Recent genetic research at the Smithsonian Institution has demonstrated that the quagga was, in fact, not a separate species at all, but diverged from the extremely variable plains zebra, Equus burchelli, between 120, 000 and 290, 000 years ago.

Recent genetic studies show that there is a local stock from San Francisco to the Russian River and that eastern Pacific coastal populations rarely migrate far, unlike western Atlantic Harbor porpoise.

Recent genetic testing has revealed the presence of unique genetic markers, indicating that it may develop into a separate species,

Very little formal attention was given to egg or meat production ... " Recent genetic studies have pointed to multiple maternal origins in Southeast, East, and South Asia, but with the clade found in the Americas, Europe, the Middle East and Africa originating in the Indian subcontinent.

Recent genetic analysis has revealed that at least the gene for yellow skin was incorporated into domestic birds through hybridization with the Grey Junglefowl ( G. sonneratii ).

Recent genetic investigations have caused an ongoing realignment of species and groups within the genus, and also have caused the old genus Ledum to be reclassified within subgenus Rhododendron.

Recent analyses of the genetic evidence suggests that the Callorhinus ursinus is in fact more closely related to several sea lion species.

Recent studies in population genetics have argued for genetic continuity from the Upper Paleolithic, Mesolithic or Neolithic eras.

Recent genetic evidence suggests the following taxonomy of the centrarchid genera:

Recent genetic research by the Angiosperm Phylogeny Group has shown the duckweeds, previously treated in a separate family Lemnaceae, also belong in the Araceae family.

Recent research based on genetic evidence ( Johnson et al.

Recent findings in genetic research have suggested that a large number of genetic disorders, both genetic syndromes and genetic diseases, that were not previously identified in the medical literature as related, may be, in fact, highly related in the genotypical root cause of the widely-varying, phenotypically-observed disorders.

Recent studies using genome-wide scan revealed two quantitative trait loci on chromosome 9 and chromosome 18 may be responsible for genetic predisposition or susceptibility to infection of T. trichiura by some individuals.

Recent events -- particularly the necessity of providing planning information for the statewide origin/destination study of the Department of Public Works -- indicate that this schedule will have to be accelerated.

Recent study shows that the stone tools found at Xiaochangliang site are magnetostratigraphically dated to 1. 36 million years ago.

Recent study of the determinants of aggregate economic growth have stressed the importance of fundamental economic institutions and the role of cognitive skills.

Recent study confirm the fact that HDL has a buffering role in balancing the effects of hypercoagulable state in type 2 diabetics and decreases high risk of cardiovascular complications in these patients.

Recent theoretical advances in neuroscience have also been aided by the study of neural networks.

Recent studies ( 2006 ) substantiate that smoke from urban firestorms in a local nuclear war would lead to long lasting global cooling but in a less dramatic manner than a global nuclear war, while a 2007 study of the effects of global nuclear war supported the conclusion that it would lead to full-scale nuclear winter.

Recent critiques of feminist theory by Warren Farrell have given broader consideration to findings from a ten-year study of courtship by Buss.

Recent studies into the use of both vitamin C and the single isomer vitamin E esters as possible aids in preventing oxidative stress leading to pre-eclampsia has failed to show significant benefits, but did increase the rate of babies born with a low birthweight in one study.

Recent study by Saarela et al., however, suggests a position out of the Poales ; here, the Hydatellaceae link with the waterlilies, the first time a plant has been ejected from the monocots.

Recent archaeological surveys of Jōmon settlements from this period have yielded a large amount of data, much of which has been made openly available, and is of great value for the wider study of hunter-gatherer settlement patterns.

Recent conclusion of thorough review of literature and 20-year field study of air, land, and water in Arizona concluded that biosolids use is sustainable and improves the soil and crops.

Recent large-scale impact studies include the study edited by Fitzpatrick & Davies ( 2003 ) and the EACEA ( 2009 ) study, both of which were produced for the European Commission.

" Recent plans to merge with the Weston Jesuit School of Theology were followed by an article in The New York Times claiming " such a merger would further Boston College's quest to become the nation's Catholic intellectual powerhouse " and that, once approved by the Vatican and Jesuit authorities in Rome, BC " would become the center for the study of Roman Catholic theology in the United States.

Recent results from the US National Cancer Institute ( NCI ) multicenter study of DES show the daughters of DES prenatally exposed women may be less likely than the unexposed to have regular menstrual periods.

Recent research from Dr. Levy's lab ( Aiello, et al., 2005 ) concludes that " The results from our study do not implicate the use of antibacterial cleaning and hygiene products as an influential factor in carriage of antimicrobial drug-resistant bacteria on the hands of household members.

Recent research in the study of acclimation capacity has focused more heavily on the evolution of phenotypic plasticity rather than acclimation responses.

Recent study has suggested that at least one of the sills represents a multiple intrusion.

Recent Spanish elective seminars include a class in advanced conversational skills, Spanish literature, and creative writing, including a study of contemporary Spanish literary movements like magic realism.

Recent Intraterm classes include " U. S. History through ' The Enemy ' in American Cinema ," a study of 20th century American history through depictions of enemies in American cinema, and " Art on the Run ," a field study of art and culture through trips to Bay Area museums and landmarks, such as the Gates of Hell at Stanford University and The Thinker at the Palace of the Legion of Honor.

Recent travel projects have included study in England and Ireland, South Africa, Peru, Brazil, Belize, Vietnam, China and Japan.

Recent projects included the study on air quality in the Pearl River Delta, Toxic Substances and pollution in HK waters.

The comparative sense is implied in phrases such as " a cross-cultural perspective ," " cross-cultural differences ," " a cross-cultural study of ..." and so forth, while the interactive signification may be found in works like Attitudes and Adjustment in Cross-Cultural Contact: Recent Studies of Foreign Students, a 1956 issue of The Journal of Social Issues.

Recent Chinese media reporting confirms that the Chinese army maintains operational horse cavalry at squadron strength in the Mongolia Autonomous Region.

" Recent DNA analysis confirms that this is one of the oldest breeds of dog.

Recent analysis of the nuclear fallout from the Chernobyl disaster confirms this, showing that the effect on many people in the surrounding area, although not those in close proximity, was almost negligible.

Recent molecular systematics work confirms that these two pairs of subspecies form two genetically distinct clades, referred to as the continental and coastal clades, which diverged during the Late Pleistocene era, probably about 10, 000 years ago as the last ice age came to its end and habitats shifted across North America.

Recent DNA analysis confirms that the Pekingese breed is one of the oldest breeds of dog, one of the least genetically diverged from the wolf.

Recent molecular genetic evidence confirms some relationship to the Siberian pear ( P. ussuriensis ), but it can also be classified as a subspecies of the Chinese pear ( P. pyrifolia ).

Recent research confirms that many people use heroin regularly for years, for either recreational or medical purposes, without becoming addicted.

Recent information provided by an owner of some hi-hats in Connecticut confirms that his were purchased in 1958, so this is the oldest attribution anyone has contributed thus far.