DocCheck News
DocCheck News has published an article

When a loved one dies, a burden remains on the bereaved. This also has an impact on the cardiac health of mourners: a recent study shows that one year after the death of a partner, the risk of ... [more]

DocCheck News
DocCheck News has published an article

About six percent of pregnant women suffer two or more abortions, wherein the risk increases with age. A lack of stem cells in the endometrium could be a possible reason for habitual miscarriage, ... [more]

Cell Image Library published a picture

Image of the Week - May 23, 2016 - CIL:38927 - http://www.cellimagelibrary.org/images/38927

CIL:38927 - http://www.cellimagelibrary.org/images/38927   Description: Scanning electron micrograph of the the fruiting body of bread mould. As the mould grows, it propagates itself by forming spores that are released into the environment and grow ... [more]
Raphael Klinkhammer has published the Flexikon article Calcitriol
Calcitriol is defined as the double hydroxylated vitamin D3 which animal organisms can synthesize from cholesterol. The vitamin-like hormone belongs to the group of calciferols and is generated from calcidiol by attaching a second hydroxyl group to ... [more]
Raphael Klinkhammer has published the Flexikon article Amaurosis fugax
Amaurosis fugax is defined as a transient visual disorder, which is caused by circulatory problems of the retinal vessels.

Etiology and clinical presentation
In most cases, the cause is a sudden unilateral occlusion of the central retinal artery ... [more]
Oliver Paul has published the Flexikon article Pharyngeal raphe
The pharyngeal raphe is the attachment point for three muscles:
Musculus constrictor pharyngis superiorMusculus constrictor pharyngis mediusMusculus constrictor pharyngis inferiorIt connects these muscles to the pharyngeal tubercle of the occipital ... [more]
Oliver Paul has edited the Flexikon article Occipital bone
The occipital bone is a flattened skull bone and part of the neurocranium. It borders above with the sutura lambdoidea to the two parietal bones ossa parietalia, laterally to the temporal bone and below with the os sphenoidale.

Anatomy
The os ... [more]
Oliver Paul has published the Flexikon article Calvaria
The calvaria or skullcap has a dome-like shape and is part of the neurocranium which protects the brain.

Anatomy
It is made of 4 bones:
Frontal bone (unpaired)Occipital bone (unpaired)parietal bone (paired)The bones are conected by ... [more]
Flora Vinbert has published the Flexikon article ACTH
ACTH is a hormone that is synthesized in the anterior lobe of the pituitary gland, regulating the adrenal function.

Structure
The peptide hormone ACTH consists of 39 amino acids, whereof only the first 24 are important for the physiological effects. ... [more]
Flora Vinbert has published the Flexikon article Abdomen
In anatomy, abdomen means the belly, which consists of the abdominal wall, abdominal cavity (cavitas abdominalis) and viscera.
Together with the thorax and the pelvis, the abdomen forms the torso.

Anatomy
Limitation
The upper margin of the abdomen ... [more]
Oliver Paul has edited the Flexikon article Thiamine
Thiamine is a water-soluble vitamin of B-complex. In the human body it has an energy releasing function which in deficiency symptoms especially effect the central nervous system.

Structure
Thiamine consist of a pyrimidine- and thiazole ring liked ... [more]
Oliver Paul has edited the Flexikon article Biotin
Biotin is a water-soluble vitamin of B-complex with an energy releasing function.

Structure
Biotin consit of an imidazole ring, a thiophene ring and a valeric acid chain (also called pentanoic acid)

Biochemical role
Biotin is a coenzyme in ... [more]