Full Text Journal Articles by
Author Navin Singh

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Enhancing early detection of neurological and developmental disorders and provision of intervention in low-resource settings in Uttar Pradesh, India: study protocol of the G.A.N.E.S.H. programme.

Moreno Toldo, Swami Varishthananda, Christa Einspieler, Neeraj Tripathi, Anshu Singh, Surendra K Verma, Kanchan Vishwakarma, Dajie Zhang, Agyeya Dwivedi, Ritika Gupta, Sanjay Karn, Nirmal Kerketta, Ram Narayan, Karuna Nikam Singh, Sumitra Rani, Akanksha Singh, Divyanshu Singh, Krishna Pratap Singh, Navin Singh, Neeraj Singh, Rishi Singh, Shyam P Singh, Rakesh Srivastava, Sandeep Srivastava, Sanjeev Srivastava, Gopal Yadav, Preeti Yadav, Sheshnath Yadav, Sujata Yadav, Peter B Marschik,

<h4>Introduction</h4>Around 9% of India's children under six are diagnosed with neurodevelopmental disorders. Low-resource, rural communities often lack programmes for early identification and intervention. The Prechtl General Movement Assessment (GMA) is regarded as the best clinical tool to predict cerebral palsy in infants <5 months. In addition, children with developmental delay, ... Read more >>

BMJ Open (BMJ open)
[2020, 10(11):e037335]

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Melting of DNA in confined geometries.

Arghya Maity, Navin Singh,

The stability of DNA molecules during viral or biotechnological encapsulation is a topic of active current research. We studied the thermal stability of double-stranded DNA molecules of different lengths in a confined space. Using a statistical model, we evaluate the melting profile of DNA molecules in two geometries: conical and ... Read more >>

Eur Biophys J (European biophysics journal : EBJ)
[2020, 49(7):561-569]

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Effect of different definitions of prescription point "A" in high dose rate brachytherapy for cervical cancer.

Shraddha Srivastava, Nirmal Kumar Painuly, Surendra Prasad Mishra, Kirti Srivastava, Navin Singh, Madan Lal Brahma Bhatt,

Aim:This study intended to compare the dosimetric parameters using different definitions of prescription point A in high dose rate (HDR) brachytherapy of cervical cancer patients. Background:Manchester point A has been widely used for prescribing dose in brachytherapy. However, due to certain limitations of this point, a new definition of point ... Read more >>

J Cancer Res Ther (Journal of cancer research and therapeutics)
[2019, 15(6):1365-1369]

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Supramolecularly Bonded Layered Heterostructures Exhibiting HER Activity.

Manjodh Kaur, Navin Kumar Singh, Uttam Gupta, Aritra Sarkar, Subi J George, C N R Rao,

van der Waals heterostructures formed by 2D materials have attracted much attention in the last few years. Recently, 2D nanosheets linked by covalent bonds have been found to exhibit novel properties. In the present study we have investigated supramolecular layered heterostructures formed by nanosheets of MoS2 with BC7 N, g-C3 ... Read more >>

Chem Asian J (Chemistry, an Asian journal)
[2019, 14(9):1523-1529]

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Is PFNA-II a better implant for stable intertrochanteric fractures in elderly population ? A prospective randomized study.

Navin Kumar Singh, Vijay Sharma, Vivek Trikha, Shiva Gamanagatti, Amit Roy, Avtar Singh Balawat, Palaniswamy Aravindh, Amrut Raje Diwakar,

Introduction:Intertrochanteric fracture is one of the most common and severe fractures occurring in the elderly population. We conducted a randomized prospective study to compare the functional and radiological outcome of Proximal Femoral Nail anti-rotation-Asia(PFNA-II) and Dynamic Hip screw (DHS) used in fixation of stable (AO type 31 A1-A2.1) intertrochanteric fractures ... Read more >>

J Clin Orthop Trauma (Journal of clinical orthopaedics and trauma)
[2019, 10(Suppl 1):S71-S76]

Cited: 2 times

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Assessment of S values for I131 and Y90 based on the Digimouse voxel phantom.

Ashutosh Sinha, Navin Singh, Bhanu Mani Dixit, Nirmal Kumar Painuly,

<h4>Introduction</h4>Most preclinical studies using radiopharmaceuticals have been carried out on mice. In nuclear medicine and radioimmunotherapy procedures, I<sup>131</sup> and Y<sup>90</sup> have been widely used. For better estimation of doses from these procedures, S value plays a vital role. In this study, we have evaluated S values for major source and ... Read more >>

J Cancer Res Ther (Journal of cancer research and therapeutics)
[2018, 14(6):1298-1302]

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Ophthalmological injuries associated with fractures of the orbitozygomaticomaxillary complex.

Nigel R Johnson, Navin R Singh, Mehmet Oztel, Venkat N Vangaveti, Benjamin B Rahmel, Lakshmi Ramalingam,

Our aim was to evaluate ophthalmological injuries associated with fractures of the orbitozygomaticomaxillary complex that required operative treatment, and we collected data retrospectively over a period of five years (2012-2016 inclusive). Of the 190 patients, 162 were male with a median age of 31 (IQR 25 -39) years. Assault was ... Read more >>

Br J Oral Maxillofac Surg (The British journal of oral & maxillofacial surgery)
[2018, 56(3):221-226]

Cited: 1 time

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Underdosing of the maxillary sinus for small fields used in newer radiotherapy techniques: Comparison of thermoluminescent dosimeter and Monte Carlo data.

Navin Singh, Sunil Dutt Sharma, Nirmal Kumar Painuly, Abhijit Mandal, Lalit Mohan Agarwal, Ashutosh Sinha,

<h4>Aims</h4>To evaluate the underdosing of the maxillary sinus at its distal end produced by air cavity in the path of the 6 MV photon beam.<h4>Materials and methods</h4>A cubic solid water slab phantom of dimensions 18 cm × 18 cm × 18 cm with 4 cm × 4 cm × 4 ... Read more >>

J Cancer Res Ther (Journal of cancer research and therapeutics)
[2018, 14(2):351-356]

Cited: 2 times

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Advance Aqueous Asymmetric Supercapacitor Based on Large 2D NiCo2O4 Nanostructures and the [email protected]3O4 Composite.

Ramkrishna Sahoo, Paribesh Acharyya, Navin Kumar Singh, Anjali Pal, Yuichi Negishi, Tarasankar Pal,

NiCo<sub>2</sub>O<sub>4</sub> nanostructure is a widely studied pseudocapacitor material because of its high specific capacitance value. Most of the time, the thickness of the nanostructure inhibits the electrode material from whole-body participation and causes sluggish charge transportation. These phenomena directly interfere with the electrochemical performance of the electrode, such as specific ... Read more >>

ACS Omega (ACS omega)
[2017, 2(10):6576-6585]

Cited: 2 times

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Evaluation of dose calculation accuracy of various algorithms in lung equivalent inhomogeneity: Comparison of calculated data with Gafchromic film measured results.

Teerth Raj Verma, Nirmal K Painuly, Surendra P Mishra, Navin Singh, M L B Bhatt, Naseem Jamal, M C Pant,

To evaluate dose calculation accuracy of various algorithms in lung equivalent inhomogeneity comprising tumor within it and comparison with Gafchromic film data.Gafchromic film measured central axis absorbed dose in lung insert (-700 Hounsfield unit [HU]), in racemosa wood cylindrical inhomogeneity (-725 HU) and at three surfaces of tumor (-20 HU) ... Read more >>

J Cancer Res Ther (Journal of cancer research and therapeutics)
[2017, 13(6):1007-1014]

Cited: 1 time

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Five-Year Safety Data for More than 55,000 Subjects following Breast Implantation: Comparison of Rare Adverse Event Rates with Silicone Implants versus National Norms and Saline Implants.

Navin Singh, George J Picha, Bhushan Hardas, Andrew Schumacher, Diane K Murphy,

<h4>Background</h4>The U.S. Food and Drug Administration has required postapproval studies of silicone breast implants to evaluate the incidence of rare adverse events over 10 years after implantation.<h4>Methods</h4>The Breast Implant Follow-Up Study is a large 10-year study (>1000 U.S. sites) evaluating long-term safety following primary augmentation, revision-augmentation, primary reconstruction, or revision-reconstruction ... Read more >>

Plast Reconstr Surg (Plastic and reconstructive surgery)
[2017, 140(4):666-679]

Cited: 13 times

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DNA melting in the presence of molecular crowders.

Amar Singh, Navin Singh,

We study the opening of double stranded DNA (dsDNA) in the presence of molecular crowders using the Peyrard-Bishop-Dauxois (PBD) model. It is a known fact that about 15-20% of the total volume of a cell is occupied by molecular crowders. The presence of crowders in the model is represented through ... Read more >>

Phys Chem Chem Phys (Physical chemistry chemical physics : PCCP)
[2017, 19(29):19452-19460]

Cited: 3 times

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Habitual patellar dislocation in children: Results of surgical treatment by modified four in one technique.

Ravi Mittal, Avtar Singh Balawat, Vikrant Manhas, Amit Roy, Navin Kumar Singh,

Background:Habitual patellar dislocation is a rare condition affecting children. The growth plates are open in children and any surgical intervention should take that in to consideration. We are describing a modified four in one technique for habitual patellar dislocation, which is a soft tissue procedure without the use of any ... Read more >>

J Clin Orthop Trauma (Journal of clinical orthopaedics and trauma)
[2017, 8(Suppl 2):S82-S86]

Cited: 0 times

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Assessment of monitor unit limiting strategy using volumetric modulated arc therapy for cancer of hypopharynx.

Shabbir Ahamed, Navin Singh, Deleep Gudipudi, Suneetha Mulinti, Anil Talluri, Bhudevi Soubhagya, Madhusudhana Sresty,

<h4>Purpose</h4>To quantify relative merit of MU deprived plans against freely optimized plans in terms of plan quality and report changes induced by progressive resolution optimizer algorithm (PRO3) to the dynamic parameters of RapidArc.<h4>Materials and methods</h4>Ten cases of carcinoma hypopharynx were retrospectively planned in three phases without using MU tool. Replicas ... Read more >>

Phys Med (Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB))
[2017, 35:73-80]

Cited: 3 times

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Abstract: Five-Year Safety Data from the Breast Implant Follow-up Study: Comparison of Silicone Implants with National Norms and Saline Implants in More Than 48,000 Subjects Following Breast Augmentation

Navin Singh, George J. Picha, Andrew Schumacher, Diane K. Murphy,

Plast Reconstr Surg Glob Open (Plastic and reconstructive surgery. Global open)
[2016, 4(9 Suppl):]

Cited: 0 times

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Opening of DNA chain due to force applied on different locations.

Amar Singh, Tushar Modi, Navin Singh,

We consider a homogeneous DNA molecule and investigate the effect of random force applied on the unzipping profile of the molecule. How the critical force varies as a function of the chain length or number of base pairs is the objective of this study. In general, the ratio of the ... Read more >>

Phys Rev E (Physical review. E)
[2016, 94(3-1):032410]

Cited: 1 time

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Differential stability of DNA based on salt concentration.

Arghya Maity, Amar Singh, Navin Singh,

Intracellular positive ions neutralize negative charges on the phosphates of a DNA strand, conferring greater strength on the hydrogen bonds that connect complementary strands into a double helix and so confer enhanced stability. Beyond a certain value of salt concentration, the DNA molecule displays an unstable nature in vivo as ... Read more >>

Eur Biophys J (European biophysics journal : EBJ)
[2017, 46(1):33-40]

Cited: 1 time

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Natrelle Silicone Breast Implant Follow-Up Study: Demographics, Lifestyle, and Surgical Characteristics of More Than 50,000 Augmentation Subjects.

Navin Singh, George J Picha, Diane K Murphy,

<h4>Background</h4>A large, multicenter, 10-year observational study is being conducted to compare the long-term safety and effectiveness of Natrelle silicone breast implants with saline implants or national norms. Study baseline data and surgical characteristics are reported here.<h4>Methods</h4>Women seeking primary augmentation, revision-augmentation, primary reconstruction, or revision-reconstruction participated. Eligible subjects had completed surgery ... Read more >>

Plast Reconstr Surg (Plastic and reconstructive surgery)
[2016, 137(1):70-81]

Cited: 4 times

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Evaluation of dose perturbation at the interface of two different density medium using GAFCHROMIC film EBT2 and Monte Carlo code EGSnrc for Co-60 beam.

Nirmal Kumar Painuly, Navin Singh, Teerth Raj Verma, Arun Chairmadurai, Lalit Narendra Chaudhari, Archana Saily, Mohan Chand Pant,

<h4>Introduction</h4>Accurate dosimetry at the interface of two different density medium (e.g., air cavity in the head and neck cancers and lungs in thoracic region) is a major cause of concern in external beam radiation therapy. It has been observed that there is dose variation in and around air cavities, which ... Read more >>

J Cancer Res Ther (Journal of cancer research and therapeutics)
[2015, 11(4):775-779]

Cited: 0 times

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Natrelle Silicone Breast Implant Follow-up Study: Demographics, Lifestyle, and Surgical Characteristics of More Than 5000 Reconstruction Subjects.

George J Picha, Navin Singh, Diane K Murphy,

BACKGROUND:A large, multicenter, 10-year observational study is comparing the long-term safety and effectiveness of Natrelle silicone breast implants versus saline implants or national norms. METHODS:Women who underwent primary augmentation, revision-augmentation, primary reconstruction, or revision-reconstruction were invited to participate. Enrolled subjects had completed surgery and received one implant or matching implants. ... Read more >>

Plast Reconstr Surg Glob Open (Plastic and reconstructive surgery. Global open)
[2015, 3(8):e489]

Cited: 1 time

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Pulling short DNA molecules having defects on different locations.

Amar Singh, Navin Singh,

We present a study on the role of defects on the stability of short DNA molecules. We consider short DNA molecules (16 base pairs) and investigate the thermal as well as mechanical denaturation of these molecules in the presence of defects that occur anywhere in the molecule. For the investigation, ... Read more >>

Phys Rev E Stat Nonlin Soft Matter Phys (Physical review. E, Statistical, nonlinear, and soft matter physics)
[2015, 92(3):032703]

Cited: 1 time

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Prognostics of Cyclin-D1 expression with chemoradiation response in patients of locally advanced oral squamous cell carcinoma.

Huma Khan, Seema Gupta, Nuzhat Husain, Sanjeev Misra, Navin Singh, M P S Negi,

<h4>Objective</h4>Cyclin-D1 has been strongly implicated in cell cycle proliferation particularly in the G1/S checkpoint in the cell cycle, and prognosis in many human malignancies. The present study evaluates its prognostic significance with chemoradiation response in patients of locally advanced oral squamous cell carcinoma (OSCC).<h4>Materials and methods</h4>A total of 97 OSCC ... Read more >>

J Cancer Res Ther (Journal of cancer research and therapeutics)
[2014, 10(2):258-264]

Cited: 2 times

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Breast augmentation.

Sachin M Shridharani, Justin L Bellamy, Mark M Mofid, Navin K Singh,

Eplasty (Eplasty)
[2013, 13:ic46]

Cited: 0 times

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Markers of hydration status in a 3-day trail running event.

Navin R Singh, Edith M Peters,

<h4>Objective</h4>To examine the relationships between changes in static prestage and poststage measures of commonly used hematological and urinary markers of hydration status and body mass (BM) in participants in a 3-day trail run.<h4>Design</h4>Descriptive field study.<h4>Setting</h4>Three Cranes Challenge trail run, South Africa.<h4>Participants</h4>Twenty (6 men and 14 women) amateur runners.<h4>Interventions</h4>In stage 1 ... Read more >>

Clin J Sport Med (Clinical journal of sport medicine : official journal of the Canadian Academy of Sport Medicine)
[2013, 23(5):354-364]

Cited: 6 times

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Liposuction.

Sachin M Shridharani, Howard D Wang, Navin K Singh,

Eplasty (Eplasty)
[2013, 13:ic4]

Cited: 1 time

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