Ambily Sivadas

St. John's National Academy of Health Sciences — India

Biochemistry, Genetics and Molecular Biology · Life Sciences

17h-index642citations55works3.42yr avg
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Research Topics

Cancer-related molecular mechanisms research(17), RNA modifications and cancer(17), Folate and B Vitamins Research(10), RNA and protein synthesis mechanisms(10), Pharmacogenetics and Drug Metabolism(9)

Publications55 total

Distribution of HLA class I and II genetic profiles of Indian population: A regional analysis using 30,027 umbilical cord blood samples
Human Immunology·2025
Novel genetic variants associated with stable isotope-based vitamin B12 bioavailability measurements in healthy Indian adults
American Journal of Clinical Nutrition·2025
CobVar — a comprehensive resource of Vitamin B <sub>12</sub> -associated genomic variants
2025· 1 citedOpen Access
CobVar—a comprehensive resource of vitamin B12-associated genomic variants
Database·2025Open Access
The Oral Bioavailability of Vitamin B12 at Different Doses in Healthy Indian Adults
Nutrients·2024· 3 citedOpen Access
Effect of calcium supplementation on reversing metformin-based inhibition of vitamin B12 bioavailability in healthy adults using a [13C] cyanocobalamin tracer – A pilot study
Clinical Nutrition ESPEN·2024· 4 cited
Forward genetic screen using a gene-breaking trap approach identifies a novel role of grin2bb-associated RNA transcript (grin2bbART) in zebrafish heart function
Frontiers in Cell and Developmental Biology·2024· 6 citedOpen Access
Landscape of pharmacogenetic variants associated with non-insulin antidiabetic drugs in the Indian population
BMJ Open Diabetes Research & Care·2024· 16 citedOpen Access
The genomic landscape of <i>CYP2D6</i> variation in the Indian population
Pharmacogenomics·2024· 2 cited
Whole genome sequencing followed by functional analysis of genomic deletion encompassing ERCC8 and NDUFAF2 genes in a non-consanguineous Indian family reveals dysfunctional mitochondrial bioenergetics leading to infant mortality
Mitochondrion·2024· 2 cited
Bioavailability and daily requirement of vitamin B12 in adult humans: an observational study of its colonic absorption and daily excretion as measured by [13C]-cyanocobalamin kinetics
American Journal of Clinical Nutrition·2023· 18 cited
Maternal Vitamin A Status as a Risk Factor of Hirschsprung Disease in the Child
Clinical and Translational Gastroenterology·2023· 3 citedOpen Access
P11-031-23 [13C]-Cyanocobalamin (Vitamin B12) Bioavailability: Observations on Its Colonic Absorption
Current Developments in Nutrition·2023Open Access
P16-021-23 Colonic Amino Acid Absorption
Current Developments in Nutrition·2023Open Access
OR18-05-23 A Quantification of the Effect of Calcium Supplementation on Reversing Metformin-Based Inhibition of Vitamin B12 Bioavailability
Current Developments in Nutrition·2023Open Access
P11-018-23 Assessment of Vitamin B12 Bioavailability, Excretion and Requirements Using Stable [13C]- Cyanocobalamin
Current Developments in Nutrition·2023Open Access
71-OR: The Landscape of Pharmacogenetic Variants Associated with Noninsulin Antidiabetic Drugs in the Indian Population
Diabetes·2023
Multi-omics Analysis Classifies Colorectal Cancer into Distinct Methylated Immunogenic and Angiogenic Subtypes Based on Anatomical Laterality
Indian Journal of Surgical Oncology·2023Open Access
Abstract 1154: Multi-omic analysis classifies colorectal cancer into distinct angiogenic and immunogenic subtypes based on anatomical laterality
Cancer Research·2022
Multi-omics analyses provide novel biological insights to distinguish lobular ductal types of invasive breast cancers
Breast Cancer Research and Treatment·2022· 20 cited
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Frequent Co-authors

Vinod Scaria(30), Sridhar Sivasubbu(24), Shamsudheen Karuthedath Vellarikkal(15), Ankit Verma(15), Anura V. Kurpad(13), Rijith Jayarajan(12), Kriti Kaushik(11), Sarita Devi(10), Satyaprakash Pandey(8), Tavpritesh Sethi(8), Souvik Maiti(8), Rahul C. Bhoyar(6), Roshni M Pasanna(6), Arpita Mukhopadhyay(6), Abhinav Jain(5), Anushree Mishra(5), Harshpal Singh Sachdev(5), S. S. Kapoor(4), Greg Gibson(4), Kishor Bhat(4)