Level C· Early human research exploring benefitsProspective StudyPubMed

A study on oncogenic role of leptin and leptin receptor in oral squamous cell.

Hussain SR., Naqvi H., Gupta S., Mahdi AA., Kumari P., Waseem M.

Prospective Study, published in Tumour Biol (2015) — summary generated from the PubMed abstract.

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Level C· Early human research exploring benefitsEvidence level of this study

Early human evidence such as case series or small samples is exploring possible benefits.

  • Level A · Stronger Clinical Evidence
  • Level B · Emerging clinical evidence with positive signals
  • Level C · Early human research exploring benefits
  • Level D · Scientific groundwork from lab and animal studies
  • Emerging · Emerging topic under active research
Read the A–D evidence level guide

This page is generated from the PubMed record. The Thai description is an automated summary of bibliographic fields and the abstract, not a full translation, and is not medical advice.

Study type
Prospective Study
Journal
Tumour Biol (2015)
Country
United States
Reported sample size
—
Source database
PubMed
PMID
25809704
DOI
10.1007/s13277-015-3342-1

Abstract (original English)

Leptin been mainly produced by adipose tissue and cancer cells is the most studied adipokine, amongst the several cytokines. Leptin is an antiapoptotic molecule and inducer of cancer stem cells as well as activates cell proliferation. Its oncogenic, mitogenic, proinflammatory and proangiogenic actions lead to its vital roles in tumourigenesis. Two common functional DNA polymorphisms in the genes of leptin G2548A (LEP) and leptin receptor A668G (LEPR) affect the amount of circulating cytokine-type hormone leptin with risk for development of oral squamous cell carcinoma (OSCC). The present study investigated whether these LEP and LEPR gene polymorphisms are affecting risk for OSCC by comparing the genotypes of patients with controls. A total of 306 OSCC and 228 controls participated in this study. We have determined the frequency of LEP (G2548A) and LEPR (A668G) gene polymorphisms in OSCC cases and controls by polymerase chain reaction and restriction fragment length polymorphism (PCR-RFLP). The incidence of leptin gene G2548A homozygous mutant AA polymorphism was significantly increased in the OSCC patients (p = 0.002, odds ratio (OR) = 2.4, 95 % confidence interval (CI) = 1.37-4.22) when compared with controls, and leptin receptor A668G homozygous mutant GG polymorphism was significantly high in the OSCC patients as compared to controls (p = 0.000, OR = 3.8, 95 % CI = 1.98-7.62

What this study does not prove

  • • This study does not prove SVF is an approved treatment or a replacement for standard care.

Evidence level

Early human evidence such as case series or small samples is exploring possible benefits.

How we grade evidence
AdultCarcinoma, Squamous CellFemaleGene FrequencyGenetic Association StudiesGenetic Predisposition to DiseaseHumansIndiaLeptinMale

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