1. The incidence of long heterochromatic polymorphism variants in infants conceived through assisted reproductive technologies 
Andrew Wilson, Katherine Watt, Sai Ma 
Reproductive BioMedicine Online 
Volume 35, Issue 2, Pages (August 2017)
DOI: /j.rbmo
Copyright © 2017 Reproductive Healthcare Ltd. Terms and Conditions

2. Figure 1
Long heterochromatic variants of chromosomes 1, 9, 16 and Y. Arrows indicate excess heterochromatin on polymorphic homologue, and the type of polymorphism (long variant) is denoted by ‘qh+’.
Reproductive BioMedicine Online  , DOI: ( /j.rbmo )
Copyright © 2017 Reproductive Healthcare Ltd. Terms and Conditions

3. Figure 2
C-banded metaphase with 9qh+variant. C-banding darkly stains constitutive heterochromatin. Chromosomes 9 and Y are labelled, with an arrow indicating the large heterochromatic region, ‘qh+’, on chromosome 9.
Reproductive BioMedicine Online  , DOI: ( /j.rbmo )
Copyright © 2017 Reproductive Healthcare Ltd. Terms and Conditions