L1 syndrome is a group of mild to severe X-linked recessive disorders that share a common genetic basis. The spectrum of L1 syndrome disorders includes...

MASA syndrome is a rare X-linked recessive neurological disorder on the L1 disorder spectrum belonging in the group of hereditary spastic paraplegias...

protein in post-mitotic mice neurons. Mutations in the L1 protein are the cause of L1 syndrome, sometimes known by the acronym CRASH (corpus callosum...

PD-1 inhibitors and PD-L1 inhibitors are a group of checkpoint inhibitor anticancer drugs that block the activity of PD-1 and PDL1 immune checkpoint proteins...

Cauda equina syndrome (CES) is a condition that occurs when the bundle of nerves below the end of the spinal cord known as the cauda equina is damaged...

Tethered cord syndrome (TCS) refers to a group of neurological disorders that relate to malformations of the spinal cord. Various forms include tight filum...

A myelodysplastic syndrome (MDS) is one of a group of cancers in which immature blood cells in the bone marrow do not mature, and as a result, do not develop...

the cord reaches its permanent position. Typically this is at the level of L1 or L2 (closer to the head), ranging due to normal anatomical variations anywhere...

lower end of the spinal cord. It occurs near lumbar vertebral levels 1 (L1) and 2 (L2), occasionally lower. The upper end of the conus medullaris is...

Viggor SF, Willis AM, Jawad AS (2011). "Behçet's disease". Grand Rounds. 11: L1–L2. doi:10.1102/1470-5206.2011.L001. Archived from the original on 27 January...

methylation of the L1 5' UTR. Human cell lines modeling the neurological disorder Rett syndrome, which carry MeCP2 mutations, exhibit increased L1 transposition...

arthritis–associated macrophage activation syndrome, NLRC4 macrophage activation syndrome, cytokine release syndrome and sepsis. The term "cytokine storm"...

Simpson–Golabi–Behmel syndrome (SGBS) is a rare inherited congenital disorder that can cause craniofacial, skeletal, vascular, cardiac, and renal abnormalities...

Nerves in Pain Syndrome. The Medical Journal of Australia. 1972; 2:945–948. Maigne, R. Low back pain of thoracolumbar origin (T11-T12-L1). In: Maigne,...

goes to the arms and trunk. The lumbar enlargement, located between T10 and L1, handles sensory input and motor output coming from and going to the legs...

behind the L1 ganglion which is responsible for ejaculation. Another example is endoscopic thoracic sympathectomy. Hyperhidrosis Raynaud syndrome Neuropathic...

"leucistic" appearance include piebaldism, Waardenburg syndrome, vitiligo, Chédiak–Higashi syndrome, flavism, isabellinism, xanthochromism, axanthism, amelanism...

pancreas. In the adult, the SMA arises anterior to inferior border of vertebra L1 (transpyloric plane). It is usually 1 cm lower than the celiac trunk. It initially...

Richter's transformation (RT), also known as Richter's syndrome, is the conversion of chronic lymphocytic leukemia (CLL) or its variant, small lymphocytic...

X-linked recessive. It is the mildest subtype of L1 syndrome. This condition differs from other L1 syndromes due to the fact that neither hydrocephalus, adducted...

"Enhanced expression of programmed death-1 (PD-1)/PD-L1 in salivary glands of patients with Sjögren's syndrome". The Journal of Rheumatology. 32 (11): 2156–63...

A first language (L1), native language, native tongue, or mother tongue is the first language a person has been exposed to from birth or within the critical...

Liu W, Marincola FM, MacArthur D, Chouchane L1 (2016) Temple-Baraitser Syndrome and Zimmermann–Laband Syndrome: one clinical entity? BMC Med Genet. 17(1):42...

the cause is unknown. Genetic risk factors may include Down syndrome, Li–Fraumeni syndrome, or neurofibromatosis type 1. Environmental risk factors may...

the lymph nodes. Since PD-L1 proteins are regulated by N-glycosylation, the ZG16 works to bind directly to glycosylated PD-L1 proteins through its lectin...

narrowing interpedicular distances in the lumbar vertebral spine progressing from L1 to L5) features enables accurate diagnosis in most people with achondroplasia...

the level at which the spinal cord ends (normally the inferior border of L1, although it is slightly lower in infants) is several vertebral spaces above...

(C1–C8), twelve pairs of thoracic nerves (T1–T12), five pairs of lumbar nerves (L1–L5), five pairs of sacral nerves (S1–S5), and one pair of coccygeal nerves...

Injuries can be cervical 1–8 (C1–C8), thoracic 1–12 (T1–T12), lumbar 1–5 (L1–L5), or sacral (S1–S5). A person's level of injury is defined as the lowest...

magnitude measurement of Starlink's Darksat". Astronomy & Astrophysics. 637: L1. arXiv:2003.07251. Bibcode:2020A&A...637L...1T. doi:10.1051/0004-6361/202037958...