Tearing the Thought Curtains

Tearing down the spindle

isassembly of the mitotic spindle takes some effort, according to Kan Cao, Yixian Zheng (Johns Hopkins University, Baltimore, MD), and colleagues, who show that an ATPase and its binding partners pull apart the spindle. The spindle is put together by assembly factors that are activated by the cyclin-dependent kinase Cdc2. The loss of Cdc2 activity at the end of mitosis has thus been the convent...

Tearing down the Internet

Recent advances in scale-free networks have claimed that their topologies are very weak against attacks. The inhomogeneous connectivity distribution of large-scale current communication networks, such as the Internet, could be exploited by evil hackers in order to damage these systems. However, there have not been many studies on the approaches and consequences of such targeted attacks. In this...

Flashes and curtains.

Mycetyoma in a horse--curtains.

To the Editor, With this letter we provide an update on a case of eumycetoma caused by Madurella mycetomatis in a mare that we previously reported on [1]. The mare was euthanized in May 2013 at age 9 years following a case of acute colic. Throughout her life, the mare foaled three times and had one miscarriage. During the 6 years between the first diagnosis and euthanasia, abundant granulation ...

Eosinophilic gastroenteritis: a diagnosis behind the curtains.

Eosinophilic gastroenteritis (EG) typically presents with a combination of chronic nonspecific gastrointestinal symptoms which include abdominal pain, nausea, vomiting, diarrhoea, weight loss, and abdominal distension. Approximately 80% of the patients have symptoms for several years. A high degree of clinical suspicion is often required to establish the diagnosis, as this disease is extremely ...