Gayatri Ravikumar

ORCID: 0000-0002-4426-6914
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About
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Research Areas
  • Pregnancy and preeclampsia studies
  • Cervical Cancer and HPV Research
  • Birth, Development, and Health
  • Prenatal Screening and Diagnostics
  • Ovarian cancer diagnosis and treatment
  • Endometrial and Cervical Cancer Treatments
  • Gestational Diabetes Research and Management
  • Neonatal Respiratory Health Research
  • Plant biochemistry and biosynthesis
  • MicroRNA in disease regulation
  • Colorectal and Anal Carcinomas
  • Endometriosis Research and Treatment
  • Essential Oils and Antimicrobial Activity
  • Silkworms and Sericulture Research
  • Gastrointestinal Tumor Research and Treatment
  • Neonatal and fetal brain pathology
  • Cardiac tumors and thrombi
  • Reproductive Physiology in Livestock
  • Phytochemical compounds biological activities
  • HER2/EGFR in Cancer Research
  • Breast Lesions and Carcinomas
  • Maternal and fetal healthcare
  • Cancer and Skin Lesions
  • Cancer-related molecular mechanisms research
  • AI in cancer detection

St.John's Medical College Hospital
2015-2024

Denver School of Nursing
2022

Triangle
2022

Indianapolis Zoo
2022

Committee on Publication Ethics
2022

Gainesville Obstetrics & Gynecology
2022

Newark Academy
2021

University of Minnesota Rochester
2021

Texas Oncology
2021

Philadelphia University
2021

Cyclin D1 is a cell cycle regulatory gene emerging as potentially significant oncogene in invasive breast cancers. In this study, we attempted to see the expression of ductal carcinomas our population and correlate its with other known prognostic parameters.A total 39 cases were selected from case files January 2011. Immunohistochemistry for was performed interpreted positive when >10% tumor cells expressed marker moderate strong intensity staining. Clinicopathological parameters such...

10.4103/0973-1482.138135 article EN Journal of Cancer Research and Therapeutics 2014-01-01

Objectives Lichen planus (LP) and lichen sclerosus (LS) are the most common vulvar lichenoid dermatoses. The diagnostic challenges due to site-specific variation in microscopic appearance small-sized biopsies. Authentication of criteria distinguish LS LP uncover any resemblance or divergence presentation these conditions is attempted. Methods Cases diagnosed between January 2012 December 2022 were included. clinical details included age, presenting symptoms, examination findings, other organ...

10.1097/lgt.0000000000000789 article EN Journal of Lower Genital Tract Disease 2024-03-22

NP-Fe<sub>4</sub>(P<sub>2</sub>O<sub>7</sub>)<sub>3</sub>significantly improved hemoglobin level in iron-deficient rats and Fetuin-B showed differential biological response across NP doses through plasma proteomics.

10.1039/c5ra07724a article EN RSC Advances 2015-01-01

Background: Intrauterine fetal demise (IUFD) is an unpredictable and challenging obstetric complication. Its etiology multifactorial with more than 60% attributed to the placental cause. The present study was done a primary objective of understanding lesions underlying IUFD. Methods: In this retrospective observational study, IUFD cases (>22 weeks) between January 2012 September 2015 were collected from pathology database. clinical details ultrasound findings mother's charts. classified into...

10.1080/14767058.2018.1479390 article EN The Journal of Maternal-Fetal & Neonatal Medicine 2018-05-24

Objectives: Aberrations in placental vascular development compromising fetal supply of oxygen and essential nutrients can be a significant contributor to intrauterine growth restriction (IUGR). The tree is under the influence two families factors, namely endothelial factor (VEGF) family angiopoietin/TEK family. In this study, we have examined expression angiogenesis-related mainly VEGF angiopoietin-TEK (endothelial-specific receptor tyrosine kinase) genes placentae from IUGR pregnancies...

10.1080/14767058.2019.1593362 article EN The Journal of Maternal-Fetal & Neonatal Medicine 2019-03-28

Plants and plant-derived products are part of the healthcare system since ancient human civilization. Herbal medicines have been used for many years. The present study was carried out to evaluate effect ethanolic extract Tabernaemontana coronaria in renal oxidative damage induced by mercuric chloride (HgCl2) rats. HgCl2 (3 mg/kg) administered intraperitoneally rats fed orally 21days. Results indicated that levels protein content, enzymic & non - antioxidants membrane bound ATPases were...

10.7763/ijcea.2012.v3.198 article EN International Journal of Chemical Engineering and Applications 2012-01-01

Environmental performance of biodiesel derived from Jatropha curcas seed was studied by life cycle assessment methodology in India. This paper also compares the environmental impact Jatropha‐based and its blends (20% 50%) with diesel fuel. The lifecycle production includes stages cultivation, oil extraction, production, transportation to fuel station. functional unit this study 1 ton categories were carcinogens, respiratory organics inorganics, climate change, radiation, ozone layer...

10.1002/ep.11913 article EN Environmental Progress & Sustainable Energy 2014-01-10

Introduction Fetal vascular malperfusion (FVM) is diagnosed by the presence of lesions in muscularized fetal vessels placenta and resultant changes downstream villi. The Amsterdam Placental Working Group recognizes two patterns FVM namely segmental global. aim this study was to estimate frequency lesion our population understand its neonatal associations.Methods Fifty-four placentas with 56 controls collected over 34 months. maternal details were from case charts. grades related clinical...

10.1080/14767058.2020.1854215 article EN The Journal of Maternal-Fetal & Neonatal Medicine 2020-12-01

Vascular endothelial growth factor (VEGF), an mitogen, acts through VEGF receptors (VEGFRs) on the cells. During neoplastic transformation, it is hypothesized that tumor expresses and also acquire receptor, enabling action in autocrine paracrine manner with varied effects progression. This study ovarian serous carcinomas (OSCs) was done to determine expression of correlate proliferation.Forty cases OSCs were included. Immunohistochemistry performed for Ki-67. The slides assigned...

10.4103/2278-330x.110503 article EN South Asian Journal of Cancer 2013-01-01

Abstract Placental structure and function determine birth outcomes. mass does not always correlate with fetal weight (BW) in uncomplicated pregnancies which raises the possibility of other variables such as placental shape cord insertion being determinants efficiency. In total, 160 women singleton pregnancy, recruited into a pregnancy cohort were studied. (PW) was measured data obtained from clinical records. Birth outcomes classified small for gestational age (SGA) appropriate (AGA) based...

10.1017/s2040174417001076 article EN Journal of Developmental Origins of Health and Disease 2018-01-14

Villitis of unknown etiology (VUE) is an inflammatory placental lesion with immune-mediated pathogenesis, diagnosed by histopathological examination. It one the three lesions which tend to recur in subsequent pregnancies, other two being chronic histiocytic intervillositis and massive fibrin deposition. The frequency VUE its association maternal, obstetric neonatal complications are variability reported literature. aim this study determine population studied observe specific subtypes...

10.1080/14767058.2020.1767577 article EN The Journal of Maternal-Fetal & Neonatal Medicine 2020-05-20

Synovial sarcomas commonly occur in the extremities of young adults. A primary occurrence mediastinum is very rare with only a few reported cases world literature. This paper about 42-year-old male who presented chest pain and dyspnoea on exertion. Imaging showed an anterior mediastinal mass adhesions to lung. Pathological examination resected biphasic neoplasm spindle cell component admixed gland-like elements. The tumour positive staining cytokeratin, epithelial membrane antigen, Bcl-2...

10.1155/2011/602853 article EN cc-by Case Reports in Surgery 2011-01-01

Current clinical staging/grading schemes of endometriosis show poor correlation with symptoms and histopathological confirmation is only in half the clinically suspected endometriosis. In this study, done over an 8-year period, several histological features were analysed including attempt to grade severity histologically based on number foci per low power field. The components each focus, phasing glands stroma, type (endometrial or undifferentiated type), stromal all analysed. This study...

10.1080/01443615.2022.2146997 article EN Journal of Obstetrics and Gynaecology 2022-11-17

Accurate diagnosis of Gastrointestinal stromal tumors (GISTs) and categorization risk groups is crucial in the wake targeted drug therapy.This study was undertaken to obtain insight into clinicopathologic features GISTs.Retrospective 20 cases c-KIT (CD 117) positive GISTs .Various histologic parameters were studied. Immunohistochemical panel included CD-34, Smooth muscle actin, S-100, Desmin, Vimentin. Risk done as per standard protocol. Clinical details follow up retrieved from files.Of...

10.4103/0019-509x.92281 article EN Indian Journal of Cancer 2011-01-01

Abstract Both intrauterine growth restriction (IUGR) and pre-eclampsia (PE) are accompanied by alterations in the vascular structures of umbilical cord (UC). However, it is unclear if vasculature significantly different when both conditions co-exist. Digitized sections 77 UC from four groups women were analyzed morphometrically. The included with PE (group I), IUGR II), III) uncomplicated pregnancy as controls IV). effect PE, their combination on parameters examined using two-way ANOVA...

10.1007/s40556-017-0118-2 article EN cc-by-nc-nd Journal of Fetal Medicine 2017-03-07
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