Evidence map›Paper›PMID 27901114›Full record

ArticleScientific reports2016

Genome-wide Diversity and Association Mapping for Capsaicinoids and Fruit Weight in Capsicum annuum L.

Padma Nimmakayala, Venkata L Abburi, Thangasamy Saminathan, Suresh B Alaparthi, Aldo Almeida, Brittany Davenport, Marjan Nadimi, Joshua Davidson, Krittika Tonapi, Lav Yadav and 8 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
17.1field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

35 citing papers in PubMed, 77 citations in OpenAlex.

  1. Article
  2. Article
  3. Fruit weight regulation by a paralog of Cell Size Regulator (CSR) in tomato and other crops.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2026
    Article
  4. Rapid Identification of Candidate SNPs and QTLs forCurrent issues in molecular biology · 2026
    Article
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  17. Review
  18. Article
  19. Chile Pepper (Frontiers in plant science · 2022
    Review
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

18 authors at 3 institutions in 2 countries.

Padma NimmakayalaGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Venkata L AbburiGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Thangasamy SaminathanGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Suresh B AlaparthiGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Aldo AlmeidaGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Brittany DavenportGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Marjan NadimiGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Joshua DavidsonGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Krittika TonapiGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Lav YadavGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Sridhar MalkaramGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Gopinath VajjaGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Gerald HankinsGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Robert HarrisGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
Minkyu ParkDepartment of Plant Science, Plant Genomics and Breeding Institute, College of Agriculture and Life Sciences, Seoul National University, Seoul 151-321, Republic of Korea.
Doil ChoiDepartment of Plant Science, Plant Genomics and Breeding Institute, College of Agriculture and Life Sciences, Seoul National University, Seoul 151-321, Republic of Korea.
John StommelGenetic Improvement of Fruits and Vegetables Laboratory (USDA, ARS), Beltsville, MD-20705, USA.
Umesh K ReddyGus R. Douglass Institute and Department of Biology, West Virginia State University, Institute, WV-25112, USA.
West Virginia State University · USSeoul National University · KRU.S. Vegetable Laboratory · US

Funding

WV INBRE: The Inhibitor of Growth Family Member 4 (ING4) inhibits L-Type Amino Acid Transporter 1 (LAT1) expression to suppress Breast CancerP20GM103434 · NIGMS · MARSHALL UNIVERSITY · PI Travis Salisbury · 2012 to 2026
$61.1M
WVU &MU NEW FACULTY GRANTSP20RR016477 · NCRR · MARSHALL UNIVERSITY · PI RANKIN, GARY O · 2001 to 2011
$35.5M
NCRR NIH HHS P20 RR016477NIGMS NIH HHS P20 GM103434
6 · The paper itself

Abstract

Accumulated capsaicinoid content and increased fruit size are traits resulting from Capsicum annuum domestication. In this study, we used a diverse collection of C. annuum to generate 66,960 SNPs using genotyping by sequencing. The study identified 1189 haplotypes containing 3413 SNPs. Length of individual linkage disequilibrium (LD) blocks varied along chromosomes, with regions of high and low LD interspersed with an average LD of 139 kb. Principal component analysis (PCA), Bayesian model based population structure analysis and an Euclidean tree built based on identity by state (IBS) indices revealed that the clustering pattern of diverse accessions are in agreement with capsaicin content (CA) and fruit weight (FW) classifications indicating the importance of these traits in shaping modern pepper genome. PCA and IBS were used in a mixed linear model of capsaicin and dihydrocapsaicin content and fruit weight to reduce spurious associations because of confounding effects of subpopulations in genome-wide association study (GWAS). Our GWAS results showed SNPs in Ankyrin-like protein, IKI3 family protein, ABC transporter G family and pentatricopeptide repeat protein are the major markers for capsaicinoids and of 16 SNPs strongly associated with FW in both years of the study, 7 are located in known fruit weight controlling genes.

Indexed as

CapsicumFruitPolymorphism, Single NucleotideCapsaicinGenome-Wide Association StudyCapsaicindihydrocapsaicin

Identifiers

PMID27901114
PMCPMC5128918
OpenAlexW2558444866

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.