Filed under Seminal fluid

A story of sex and fly poop

A story of sex and fly poop

Scientists know a lot about fly sex. Maybe too much. We know how male fruit flies woo their mates. We’ve picked apart the seminal fluid to study all of the molecules in it. We know what happens to the female after sex–and how it can even make her sick. And we know what happens to … Continue reading

The discriminating vagina

The discriminating vagina

All kinds of things go into a woman’s vagina. Some are friendly (like sperm and vaginal microbes), and some are very bad (STDs). The immune system in the vagina has to be able to tell the difference and react appropriately. As you can imagine, the system isn’t perfect and sometimes things go terribly wrong. An … Continue reading

Giving STDs to goats. For science!

Giving STDs to goats. For science!

Goats could potentially transmit a dangerous parasite, Toxoplasma gondii, in their semen, according to research by Flaviana Wanderley and colleagues in Brazil. Well…who cares? Why should scientists devote research dollars and time to purposely giving goats STDs, just to see if they can? Like with so many other apparently bizarre research projects, the answer is: … Continue reading

Getting Taz’s sperm…with electricity

Getting Taz’s sperm…with electricity

Remember Taz? That lovable, mischief-making cartoon tasmanian devil who traveled around in a mini-tornado of dust? What you probably don’t remember from those cartoons is Taz biting the faces of other devils, aiding the spread of a contagious form of cancer. Tasmanian devils are rapidly face-cancering themselves to extinction. If we don’t do something soon, … Continue reading

Slicing up seminal proteins

Slicing up seminal proteins

While I don’t doubt that you have all been eagerly awaiting an update to my ‘Publications’ page, some of you may not have noticed that it has finally arrived. After only about 5 and half years in graduate school, I finally have my very own first-author research article. Why did it take so long? Believe … Continue reading

Eating mussels can make your semen radioactive!

Eating mussels can make your semen radioactive!

They say you are what you eat and, according to new research, eating foods high in radioactive polonium-210 will make your semen radioactive, too. The work was published in the Journal of Environmental Radioactivity by Alphonse Kelecom and Ridta de Cássia dos Santos Gouvea. They measured the polonium-210 (Po-210) levels in the semen of 5 … Continue reading