DeCure for Pure hair and nail ectodermal dysplasia
DeCure's autonomous Dermatology AI scientist is researching a drug-repurposing hypothesis for pure hair and nail ectodermal dysplasia — screening already-approved drugs against its 2-gene Open Targets disease module to publish open-access research. Research is fast; the path to publication is funded in milestone stages.
Disease modulePure hair and nail ectodermal dysplasia maps to a 2-gene Open Targets module — the target space DeCure's AI scientist screens approved drugs against.
DeCure.ai methodSignature reversal (LINCS) plus network proximity (STRING) rank already-approved drugs likely to perturb this module — the same engine that produces DeCure.ai's repurposing hypotheses.
Repurposing thesisScreening approved medicines against this disease module, then publishing the evidence for the strongest candidate. Known pharmacology and human exposure data make the first question sharper — they do not establish safety or efficacy in a new indication.
Research record
01
ResearchComing soon
Candidate research + dossier — target rationale, drug-repurposing thesis and evidence pack.proof: Published dossier + on-chain hash
02
ValidationComing soon
In-vitro biological validation at a contract research org (CRO).proof: CRO contract + in-vitro report
03
Peer review & paperComing soon
Peer-reviewed paper published open-access (preprint + journal).proof: DOI + open-access link + on-chain hash
Current lead
No approved-drug candidate for pure hair and nail ectodermal dysplasia is corroborated in the literature DeepSearch retrieved. Some conditions are managed with non-pharmacological care — a device, surgery or physical therapy — rather than a medicine; that may be the case here, or the literature we found may simply be too sparse yet to support a drug-repurposing angle.
What the evidence adds up to
A 2004 report describes a three-year-old girl with short sparse scalp hair, absent eyebrows, short eyelashes, and nail dystrophy in all digits, including shortened nail plates with distal onycholysis and loss of the cuticle. Sweating and teeth were normal. Scanning electron microscopy showed trichorrhexis nodosa, not pili torti. A scalp biopsy revealed hypoplastic hair follicles and a decreased overall number of follicles. Treatment with topical minoxidil 5%, one millilitre twice daily massaged into the scalp for twelve months, led to only minimal improvement and was discontinued. No other drug treatment is reported in these abstracts.
A 1997 family study describes congenital nail dystrophy and hypotrichosis associated with folliculitis decalvans, suggesting autosomal-dominant transmission. The authors state that the clinical and ultrastructural hair findings fit poorly into previously described conditions and could represent a new type of pure ectodermal dysplasia. A 2009 study of a family with nail dystrophies and trichodysplasia reports that scalp, beard, pubic, and axillary hair were broken off leaving a stubble one to ten millimetres in length, and eyebrows, eyelashes, and body hair were completely absent. Serum copper and plasma amino acid levels were normal. Inheritance was autosomal recessive. A 2007 case report describes a patient with alopecia, dysplastic nails, hypohidrosis, sensorineural deafness, palmoplantar keratoderma, abnormal teeth, and dry skin; the authors note consanguinity of parents points to autosomal recessive inheritance.
The abstracts provide no genetic confirmation, no consistent diagnostic criteria, and no effective treatment. The 2004 minoxidil trial in a single patient showed negligible benefit. What is still missing is any randomised controlled trial, any validated patient stratification by genotype, and any funding for basic research into the molecular pathways that might distinguish these overlapping syndromes.
Evidence
Retrieved by DeepSearch across 234,678,978 indexed works and resolved on OpenAlex — ranked by citations, including the results that did not work.
American Journal of Medical Genetics · 1997 · 43 citations
Family with “pure” hair-nail ectodermal dysplasia
Abstract"Pure" ectodermal dysplasias are developmental disorders affecting only tissues of ectodermal origin. Two different pure ectodermal dysplasias involving only hair and nails have been described to date. Here we describe congenital nail dystrophy and hypotrichosis associated with folliculitis decalvans in a family suggesting autosomal-dominant transmission. This report documents peculiar clinical and ultrastructural hair findings that fit poorly into previously described conditions. Thus the reported patients could represent a new type of pure ectodermal dysplasia.
AbstractEctodermal dysplasias are a large and heterogeneous groups of clinically and genetically distinct syndromes. We studied a family suffering from dystrophies of the distal part of the nails and trichodysplasia. Scalp, beard, pubic and axillary hair were broken off leaving a stubble 1-10 mm in length. Eyebrows, eyelashes and body hair were completely absent. Serum levels of copper and plasma levels of amino acids were within the normal range. Inheritance was autosomal recessive. Previous reports of ectodermal dysplasias and other complex syndromes with pili torti are reviewed.
Australasian Journal of Dermatology · 2004 · 22 citations · open access
Hypotrichosis and nail dysplasia: A novel hidrotic ectodermal dysplasia
AbstractWe report a unique isolated hair and nail ectodermal dysplasia in a 3-year-old girl. Clinical examination revealed short, sparse scalp hair, absent eyebrows, short eyelashes and nail dystrophy in all digits. Nail changes included shortened nail plate with distal onycholysis and loss of the cuticle. Sweating and teeth were normal. Development was normal. Scanning electron microscopy of the hair only demonstrated trichorrhexis nodosa. There was no pili torti. Vertically sectioned scalp biopsy revealed hypoplastic hair follicles and a horizontally sectioned biopsy showed a decrease in the overall number of hair follicles present. Treatment with topical minoxidil 5% 1 mL twice each day massaged into the scalp led to only minimal improvement and was discontinued after 12 months.
Indian Journal of Dermatology Venereology and Leprology · 2007 · 11 citations · open access
Ectodermal dysplasia with alopecia, onychodysplasia, hypohidrosis, keratoderma, abnormal teeth and deafness
AbstractThe ectodermal dysplasias are a heterogeneous group of disorders with primary defect in hair, teeth, nail and sweat gland function. Numerous types have been described and several classifications exist. Here, we present a patient with ectodermal dysplasia with alopecia, dysplastic nails, hypohidrosis, sensorineural deafness, palmoplantar keratoderma, abnormal teeth and dry skin. To our knowledge, combination of all these features in ectodermal dysplasia has not been reported in the past. The etiology is unknown, but consanguinity of parents points to an autosomal recessive inheritance.
Egyptian Journal of Dermatology and Venerology · 2021 · 2 citations
Molecular basis of ectodermal dysplasia
AbstractEctodermal dysplasia (ED) syndrome is a rare genetic disease that involves a heterogeneous group of hereditary disorders that occur as a result of mutations in genes that code for development of fetal ectoderm and lead to numerous disorders. Defects in the development of the ectoderm cause symptoms in tissues derived from the ectoderm layer, such as skin, nails, hair, and teeth. Because many pathways are involved in the development of the ectoderm, there are mutations in many genes that cause ED. Owing to the heterogeneity of ED, there are different types of the disease that have different symptoms. These symptoms include sparse hair, abnormal or missing teeth, nail dystrophy, lack of sweating owing to the absence of sweat glands, and cancer. In this review, in addition to discussing the role and pathway of each of the genes involved in ED, the incidence of cancer in these patients, diagnostic methods and differentiation from other similar diseases, and the treatments currently being performed for ED are discussed.
Disease module: DeepOracle (Open Targets). Structures: RDKit from PubChem SMILES. Literature: retrieved by DeepSearch across 234,678,978 indexed works (targeted per-candidate search), resolved on OpenAlex.
DeCure is a research and publication project, not medical advice and not a treatment. "DeCure for X" describes a research goal, not a claim that a cure exists. Backing a cure is a contribution to fund the research — it is not an investment, and confers no yield, royalty, equity or IP ownership. Papers are published open-access by the DeCure.ai DAO.
