scholarly journals The varied proportion of filifactor alocis in periodontal health and disease in the South Indian subpopulation

2021 ◽  
Vol 12 (4) ◽  
pp. 433
Author(s):  
Rex Arunraj ◽  
Anila Neelakandan ◽  
Ravishankar Potluri ◽  
PradeepKumar Yadalam ◽  
Priyankar Chakraborty ◽  
...  
2015 ◽  
Vol 2015 ◽  
pp. 1-7 ◽  
Author(s):  
Abdulrahman Al-Alimi ◽  
Tara Taiyeb-Ali ◽  
Nasruddin Jaafar ◽  
Nezar Noor Al-hebshi

Aim. Qat chewing has been reported to induce subgingival microbial shifts suggestive of prebiotic-like properties. The objective here was to assess the effect of qat chewing on a panel of classical and new putative periopathogens in health and periodontitis.Materials and Methods. 40 qat chewers and 40 nonchewers, equally stratified by periodontal health status, were recruited. Taqman, real-time PCR was used to quantify total bacteria,Porphyromonas gingivalis,Tannerella forsythia,Treponema denticola,Parvimonas micra,Filifactor alocis, Synergistetes, and TM7s in pooled subgingival biofilm samples. Differences in microbial parameters between the study groups were analysed using ordinal regression.Results. In health, the qat chewers harboured significantly lower relative counts ofP. gingivalis,T. forsythia, Synergistetes, and TM7s after adjustment for multiple comparisons (P≤0.007). At nominal significance level, they also carried lower counts of TM7s andP. micra(P≤0.05). In periodontitis, the chewers had lower counts of all taxa; however, onlyT. denticolawithstood correction for multiple comparisons (P≤0.0063).Conclusions. Qat chewing is associated with lower proportions of periopathogens, particularly in subjects with healthy periodontium, which supports previous reports of its prebiotic-like properties. This potentially beneficial biological effect can be exploited by attempting to isolate the active fraction.


2015 ◽  
Vol 19 (6) ◽  
pp. 624 ◽  
Author(s):  
Nichenametla Rajesh ◽  
KurumathurVasudevan Arun ◽  
TirumelveliSaravanan Subbu Kumar ◽  
KondareddyKrishna Mohan Reddy ◽  
Swarna Alamelu ◽  
...  

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Femina Sam ◽  
Madhavi Kandagaddala ◽  
Ivan James Prithishkumar ◽  
Koyeli Mary Mahata ◽  
Mahasampath Gowri ◽  
...  

AbstractQuadriceps femoris is an extensor muscle in the anterior compartment of thigh and is traditionally taught to be composed of four heads. Recently, there is an increased interest in the occurrence of an additional muscle head of quadriceps femoris. But scientific knowledge regarding its incidence is lacking in the South Indian population. This study was done to confirm the presence of the additional head by routine anatomic dissection and radiological imaging techniques. Forty-one formalin fixed human cadaveric lower limbs were dissected and the morphology of the additional head was noted. Retrospective analysis of 88 MRI images of patients was done. The additional muscle head was present in 43.9% of the cadaveric lower limbs and was consistently located between the vastus lateralis and vastus intermedius. It originated from variable portions of the greater trochanter, intertrochanteric line, lateral lip of linea aspera and lateral surface of the shaft of femur and inserted either as a muscle belly or as an aponeurosis into the vastus intermedius (55.6%), vastus lateralis (22.2%) or directly into the base of the patella. It received its vascular supply from branches of the lateral circumflex femoral artery and was innervated by branches from the posterior division of the femoral nerve. In addition, the additional muscle head was identified by MRI and its incidence was reported to be 30.68% for the first time in living subjects. The result of this study provides additional information in understanding the morphology of the quadriceps femoris muscle.


Biology ◽  
2021 ◽  
Vol 10 (5) ◽  
pp. 438
Author(s):  
Arvind Sivakumar ◽  
Prasad Nalabothu ◽  
Huyen Nguyen Thanh ◽  
Gregory S. Antonarakis

The dental, skeletal, and soft-tissue characteristics of a particular malocclusion can differ based on ethnicity, race, age, sex and geographical location with Class II malocclusion being one of the most prevalent malocclusions encountered in orthodontic clinical practice. The broad understanding of the characteristics of vertical skeletal and dental parameters in patients with Class II malocclusion can help clinicians to identify patterns and variations in the expression of this phenotype for better treatment outcomes. Hence, we compared the craniofacial characteristics of skeletal and dental Class II malocclusion traits from Indian and Vietnamese individuals to analyze the vertical skeletal and dental patterns in both population groups. The sample comprised of lateral cephalograms from 100 young adults with Class II malocclusion, of which fifty (25 males and 25 females) were from South India and the other 50 age- and sex-matched adults from Vietnam. The lateral cephalometric radiographs were digitized into anonymous image files and were traced and assessed for 16 vertical skeletal and dental parameters. The ANB angle was greater in males (+1.4 deg; p < 0.001) and females (+1.9 deg; p < 0.001) in the South Indian population. The Vietnamese males had a larger mandibular plane angle, articular angle, anterior facial height and lower anterior facial height compared to the Indian males. The Vietnamese females had larger mandibular plane and articular angles compared to the Indian females. The skeletal class II malocclusion was more severe in the South Indian compared to the Vietnamese adults. The Vietnamese sample showed a generalized tendency towards a more vertical skeletal growth pattern and in males this pattern seemed to be due to the dentoalveolar component. The Vietnamese females showed a tendency towards a vertical growth pattern, but without apparent contribution by the dentoalveolar component.


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