These do not appear to infect humans.

Smallpox and measles viruses are among the oldest that infect humans.

Finally, parasites, simple animals that infect us, are already classified as pandemics.

There are many ways for pathogens to infect people besides contaminated drinking water.

EBOV is thought to infect humans through contact with mucous membranes or through skin breaks.

Though generally found in arthropods or rodents, certain viruses in this family occasionally infect humans.

A person can be sick in bed and still infect tens, even hundreds of other individuals.

The best guideline is to not permit disagreements to spill over and complicate or infect the relationship.

Viruses can infect all types of life forms, from animals and plants to microorganisms, including bacteria and archaea.

In some cases, men who knew they were HIV positive deliberately raped women in order to infect them.

And so we use a virus that's a non toxic virus called M13 bacteriophage that's job is to infect bacteria.

Other viruses, such as rabies virus, can infect different species of mammals and are said to have a broad range.

Agrobacterium does not infect all plant species, but there are several other effective techniques for plant transformation including the gene gun.

They include a variety of common free living species, as well as a few important parasites, some of which infect humans.

In Zimbabwe, for example, a woman was recently sentenced for exposing her lover to HIV even though she did not infect him.

Griffith used two strains of pneumococcus ( Streptococcus pneumoniae ) bacteria which infect mice a type III S (smooth) and type II R (rough) strain.

So I'm here to I guess we're here to try and infect you with this virtuous, data based virus, the one we call factivism.

I think there's an assumption amongst most people in the public that if a mother is HIV positive, she's going to infect her child.

A major problem is the fact that whiteflies and the viruses they carry can infect many different host plants, including agricultural crops, palms, and weeds.

And with these keys, they may have been able to get inside CENTCOM's systems, to see and hear everything, and maybe even infect some of them.

We want to infect you with the dream that anyone can become part of a new movement with the potential to change the world of education.

Well known examples include the malaria and trypanosoma parasites, but a large number of species are known to infect birds and are transmitted by arthropod vectors.

Once you find that one out of a billion, you infect it into a bacteria, and you make millions and billions of copies of that particular sequence.

Learning how to spot such bubbles and deal with them before they infect entire economies will be a major challenge for the next generation of finance scholars.

Such arrangements were clearly discriminatory, since two people were involved in the sexual act and clients could easily infect women with sexually transmitted diseases or HIV AIDS.

Should Musharraf s government backslide even more on its commitments to restore parliamentary democracy, Pakistan s crisis would not only be exacerbated, but it might begin to infect the wider region.

The best guideline is to not permit disagreements to spill over and complicate or infect the relationship. Such compartmentalization is as essential now as it was during the Cold War.

There are fewer and fewer people who are still available that you might infect, and then you get the plateau of the curve, and you get this classic sigmoidal curve.

MUMBAI In most cities of South Asia, hidden beneath the grime and neglect of extreme poverty, there exists a little Somalia waiting to burst out and infect the body politic.

Even when sterile techniques are adhered to, surgical procedures can introduce bacteria and other microbes in the blood (causing bacteremia), which can colonize and infect different parts of the body.

Some researchers believe the debate has been resolved by finding of multiple species of Blastocystis that can infect humans, with some causing symptoms and others being harmless (see Genetics and Symptoms).

HIV infected men may knowingly infect their wives, believing they have the right to maintain the pleasure of unprotected sex, or feeling it unjust that only they should suffer from the disease.

The Prophet was referring to the prosperous and civilized Yemen. But today disorder and radicalization in Yemen are beginning to infect Saudi Arabia, and thus the safety of the world s largest oil producer.

In many post Soviet societies we have seen the birth of far right movements that infect our countries with xenophobia, as well as neoliberal reforms that increase poverty and territorial disputes that lead to bloodshed.

Geographical restriction and specialized transmission mean that in most time periods, most pathogens occur in a small number of host species, often only one, but retain the ability to infect more. But climate change alters everything.

But followers of Corbynismo are wrong to infer that the ills of financial markets infect all other markets, all the time. Countries, whether rich or poor, do not need a Potato Supervisory Board with new and enhanced regulatory powers.

This is especially the case for people with cystic fibrosis, due to the bacterial colonisation commonly found within such patients' lungs if only one lung were transplanted, bacteria in the native lung could potentially infect the newly transplanted organ.

Yet tragically, in a misguided attempt to thwart the spread of HIV and AIDS, lawmakers in many parts of the world have passed criminal statues that promote ignorance about the disease, punish its victims, and enhance the chances that the virus will infect new victims.

And the reason for this shape is that at the very beginning, let's say one or two people are infected, or affected by the thing and then they affect, or infect, two people, who in turn affect four, eight, 16 and so forth, and you get the epidemic growth phase of the curve.

And so what we did is, we take tissue culture cells and infect them with various viruses, and we take the stuff and fluorescently label the nucleic acid, the genetic material that comes out of these tissue culture cells mostly viral stuff and stick it on the array to see where it sticks.

For those of you who aren't familiar with memetics, a meme has been defined as an idea that replicates in the human brain and moves from brain to brain like a virus, much like a virus. The way a virus works is it can infect and do the most damage to someone who has a compromised immune system.