Huntington's Disease

Onset & Symptoms:

Personality changes
Forgetfulness
Involuntary movements
Begins in middle adulthood
Progresses over 15-20 years
Leads to loss of motor control and intellectual function

Treatments:

Nothing known to slow or stop the decline

Prevalence:

1 in 20,000 people

Famous People with the Disease:

Woody Guthrie

Heritability & Environmental Factors:

Caused by a dominant allele

Individuals with Huntington’s Disease have one dominant Huntington’s allele and one normal allele. It is [...]

Phenylketonuria (PKU)

Onset & Symtoms:

Mental retardation
Becomes apparent in infancy/very early childhood, but is variable
Excess of phenylpyruvic acid in urine

Treatments:

Specialized low-phenylalanine diet

Prevalence:

1 in 10,000 people

Famous People with the Disease:

Unknown

Heritability & Environmental Factors:

Caused by a recessive allele

PKU is caused by a recessive allele, meaning an individual must inherit two copies of the allele, one from each parent, in order [...]

Ribosomes

Ribosomes are the location where translation takes place. Prokaryotic cells do not have compartmentalized organelles, and thus need only one type of ribosome. They have one type of ribosome that translates the mRNA in the cytoplasm. In eukaryotic cells, however, there are different kinds of ribosomes in different organelles. The most abundant type of ribosome [...]

Disinfectants may promote growth of superbugs

Article being discussed:

Disinfectants may promote growth of superbugs.

At first blush, it seems this article may be telling us a couple things we already know. Most people are aware of the superbug concept- that bacteria can become resistant to things that are supposed to kill them, because of the overuse of things [...]

How the autistic brain distinguishes oneself from others

This research sheds a whole new light on the autism spectrum disorder. Hopefully, we will be able to gain a broader understanding and appreciation for the inner life of a person with autism, and be able to help them.

How the autistic brain distinguishes oneself from others.

New biosensors reveal workings of anti-psychotic drugs in the living brain

You will never think of the word “sniffer” in the same way again. Ok, you might, but still an interesting article that sheds light on some of the inner workings of the brain.

New biosensors reveal workings of anti-psychotic drugs in the living brain.

Observations: Penile erectile tissue grown in lab

I’m not sure whether I should giggle or shake the hands of these researchers. Who thinks up experiments such as this? I certainly never thought of it. Can you imagine? Man walks into his doctor, complaining about his… ahem… libido. Or rather, the lack thereof. The doctor says, “No problem! We’ll just  temporarily remove your [...]

Observations: Government panel recommends fewer and later mammograms, no self-exams

I find it interesting that this new recommendation is coming from a government panel. In any case, self-checks are quick and easy and most insurance companies continue to cover mammograms. Ladies- keep checking. Better safe than sorry.

Observations: Government panel recommends fewer and later mammograms, no self-exams.

Asthmatic Cats May Be Allergic To Humans, Say Vets

This seems like it would be common sense, that if humans can be allergic to cats why shouldn’t some cats be allergic to humans? Who among us has really considered this strange conundrum?

Asthmatic Cats May Be Allergic To Humans, Say Vets

Which makes me wonder if the allergy medications being tested on mice for use in [...]

Guest Blog: Scott on Obstructive Sleep Apnea