TABLE 1

Study groups

GroupnSex (M/F)Age (years)BMI (kg/m2)Tissue
Study group A
 Lean13F34 ± 3.722.2 ± 0.5ScWAT
4M27 ± 2.923.8 ± 1.1ScWAT
 Obese18F37 ± 2.648.1 ± 3.1ScWAT
4M33 ± 4.859.0 ± 8.9ScWAT
 Diabetic subject7F54 ± 3.451.5 ± 4.2ScWAT
Study group B (mature adipocytes)
 Lean
4F44 ± 2.421.0 ± 1.9Isolated adipocytes
7M68 ± 4.420.6 ± 1.2Isolated adipocytes
 Obese
6F49 ± 4.832.0 ± 2.2Isolated adipocytes
1M5527.4Isolated adipocytes
 Morbidly obese
6F38 ± 2.959.4 ± 6.1Isolated adipocytes

2
M
37 ± 1.5
50.5 ± 1.6
Isolated adipocytes
Group
n
Sex (M/F)
Age (years)
Race
BMI (kg/m2)
Tissue
Study group C
 Lean129F/3M48 ± 5.111C/1B23.8 ± 0.8Rectus abdominus
 Obese1513F/2M47 ± 3.110C/5B48.6 ± 2.3*Rectus abdominus
 Weight reduced
6
4F/2M
43 ± 2.9
5C/1B
37.2 ± 2.6*
Rectus abdominus
Group
n
Age (years)
BMI (kg/m2)
Tissue
IRI
HbA1c
Study group D
 Lean540 ± 0.624.9 ± 2.4Vastus lateralis5.2 ± 2.25.0 ± 0.49
 Obese645 ± 2.834.7 ± 2.3Vastus lateralis12.1 ± 3.05.4 ± 0.3
 Diabetic649 ± 3.332.6 ± 1.8Vastus lateralis21.5 ± 4.59.9 ± 1.0
  • Data are means ± SD unless otherwise indicated. ScWAT, Subcutaneous white adipose tissue. Race: C, Caucasian; B, Black Americans.

  • *

    * P < 0.05, obese vs. lean;

  • P < 0.05, obese vs. weight reduced.