Have you ever come across an animal that is albino? You might have encountered one without even realizing it. If you’ve seen a white creature with pink eyes, it could have had albinism.
Albinism can impact both humans and animals. It has been observed in birds, fish, and amphibians. It can even affect plants! Individuals with this condition have less pigment or color in their skin, causing them to appear very pale in comparison to others.
Have you ever wondered about the origin of the color of your skin, eyes, and hair? It is determined by a chemical called melanin, which is produced by cells in the skin known as melanocytes. Those with albinism produce very little melanin, resulting in a lack of color in their skin, eyes, and/or hair (or fur or feathers!).
Do you or someone you know have albinism? If so, you are aware that it can make people highly sensitive to sunlight. This is because melanin not only provides color but also protects the skin. Individuals with albinism must wear strong sunscreen whenever they spend time outdoors. Many also wear sunglasses to shield their eyes from the sun.
Where does albinism come from? It is a genetic condition that is inherited from parents. Even if parents do not have albinism, they can pass on the gene to their children.
How common is albinism? It affects approximately one out of every 17,000 people in the United States. However, it is typically not a life-threatening condition. If you have albinism, remember to protect your skin. You can also consult with a doctor to learn about other ways to stay safe when outside.
Not everyone with pale skin has albinism. Similarly, not all white animals are albinos. Regardless of whether you have albinism or not, it is crucial to protect your skin. Always remember to wear sunscreen if you plan to spend time outdoors.
Give it a Try
Are you ready to delve deeper into the topic of pigmentation? Gather a group of friends to join you in exploring one or more of the following activities:
- The animal kingdom presents numerous beautiful examples of albinism. Take a look at “The Pink and White Album: Amazing Albino Animals” or this photo gallery on CBC Kids. Which of these animals would you most like to see in person? Discuss it with a friend or family member.
- Do you have albinism? Do you know someone who does? If so, you understand the importance of protecting your skin from the sun – and this applies to everyone! Take some time to learn about sun safety. Then, help others gain more knowledge by creating a poster that educates people on how to stay safe in the sun.
- To learn more about the pigments found in leaves, try conducting a fun Leaf Chromatography Experiment at home! You will need the following materials: leaves, a coffee filter, scissors, a coin, rubbing alcohol, a jar, a pencil, tape, and some aluminum foil. How many colors can you discover in the leaves you use?
Sources of Wonder
- http://en.wikipedia.org/wiki/Albinism (accessed 22 June 2020)
- http://www.bigsiteofamazingfacts.com/what-is-an-albino (accessed 22 June 2020)
- http://www.medicalnewstoday.com/articles/245861.php (accessed 22 June 2020)
- http://kidshealth.org/kid/health_problems/skin/albinism.html (accessed 22 June 2020)
1. What is albinism?
Albinism is a genetic condition characterized by the absence or reduction of melanin, a pigment responsible for the color of our hair, skin, and eyes. This lack of melanin affects the production and development of the eyes, skin, and hair, resulting in lighter or white hair, skin, and eye color. Albinism can affect people of any race or ethnicity and is usually present from birth.
2. What causes albinism?
Albinism is caused by a mutation in one of several genes that are involved in the production of melanin. This genetic mutation prevents the body from producing normal amounts of melanin, resulting in the characteristic features of albinism. The condition is usually inherited from parents who carry the mutated gene.
3. What are the types of albinism?
There are several types of albinism, including oculocutaneous albinism (OCA) and ocular albinism (OA). OCA affects the eyes, skin, and hair, while OA primarily affects the eyes. Within each type, there can be different subtypes based on the specific gene mutation involved. The severity of albinism can also vary, with some individuals having more pigment than others.
4. What are the symptoms of albinism?
The main symptoms of albinism include very light or white hair, skin, and eye color. People with albinism often have vision problems, such as reduced visual acuity, nystagmus (involuntary eye movement), and photophobia (sensitivity to light). They may also have increased susceptibility to sunburn and a higher risk of developing skin cancer.
5. How is albinism diagnosed?
Albinism is usually diagnosed based on the physical characteristics and symptoms observed in an individual. A doctor may also conduct genetic testing to confirm the diagnosis and determine the specific type of albinism. Eye exams and visual assessments are important for assessing the extent of visual impairment associated with albinism.
6. Is there a cure for albinism?
Currently, there is no cure for albinism. Treatment focuses on managing the symptoms and complications associated with the condition. This may include wearing sunglasses and sun protection to minimize sun damage, using visual aids such as glasses or contact lenses to improve vision, and regular skin examinations to monitor for signs of skin cancer. Supportive services, such as counseling and education, are also important for individuals with albinism to cope with the challenges they may face.