Zebrafish stripes, Lim et al, Genome Biology 2013,14,R69

What makes for a powerful enhancer sequence?

A screen of all possible 6-base pair zebrafish enhancer sequences is a useful starting point for genome engineers

Australian dingo_Flickr_Kim, TheGirlsNY

Preying on predators: trophic cascade unharmed by dingo culling to protect livestock

Culling dingoes within conventional limits does not result in an increased presence of mesopredators, contradicting the mesopredator theory

Nurse Assisting Patient Undergoing Mammogram

Does night work affect the risk of breast cancer?

Researchers find significant associations between several polymorphisms in circadian genes, night work, and breast cancer

Gene expression of histone modifying enzymes_LeRoy et al_Epigenetics & Chromatin, 2013,6, 20_crop

Cancer mapped: An atlas of histone modifications across cancer cell lines

An ‘atlas’ of histone post-translational modifications in cancer cell lines provides insight into chromatin modification in different cancers

Hepatocellular carcinoma cells_Ding et al_Journal of Translational Medicine, 2013,11,164

Moulding metastasis: How the tumour microenvironment influences EMT and MET

The tumour microenvironment is one of the most important inducers of EMT and MET, with different components inducing different effects

Crocodylus niloticus (Nile crocodile)

Not so tough: Michel Milinkovitch discusses sensory organs on crocodylian scales

Crocodylians are tough-skinned reptiles however the presence of integumentary sensory organs means their hard exterior is also sensitive

Red fox_Flickr_Harley Kingston

Frank Hailer and Verena Kutschera discuss the phylogeography of the red fox

Mitochondrial DNA sequences are used to compile a comprehensive phylogeographic history of the red fox

House mouse. Image source: Flickr, Richard Adams.

Size matters: reproductive success in male mice is linked to baculum width

The baculum or penis bone comes in many shapes – this diversity may relate to the ‘evolutionary arms race’ of sexual selection

Scanning electron micrograph of a red blood cell infect with malaria parasites (in cyan). Image source: Flickr, NIH NIAID

Malaria metabolomics and the missing mitochondrial enzyme

Malcolm McConville and colleagues provide a timely reassessment of carbon metabolism of the malarial parasite Plasmodium falciparum

Chest xray_Flickr_Yale Rosen

TB in China: delving into why diagnosis is often delayed

Delays in seeking healthcare and in diagnosis increase the risk of developing multi-drug resistant TB, which is on the rise in China