Results 61 to 70 of about 1,283,831 (200)

Hyaluronan in Ocular Surface Health and Disease: From Biological Mechanisms to Therapeutic Applications

open access: yesProteoglycan Research, Volume 4, Issue 4, October 2026.
ABSTRACT Hyaluronan (HA) is an ubiquitous non‐sulfated glycosaminoglycan with unique physicochemical and biological properties that underpin its essential roles in tissue homeostasis, repair, and diseases. First identified in the vitreous humor of the eye, HA has a long‐standing history in ophthalmology as a key component of ophthalmic visco‐surgical ...
Sudhir Verma   +3 more
wiley   +1 more source

An androgen receptor-positive carcinoma of the lacrimal drainage system resembling salivary duct carcinoma: case report and review of the literature

open access: yes, 2016
Carcinomas of the lacrimal drainage apparatus are rare and due to their aggressive behavior, they usually require extensive surgical treatment. We report a unique case of a 60-year-old man presenting with proptosis found to have a mass in the lacrimal ...
Brennan, Peter A.   +7 more
core   +1 more source

Chronic lymphocytic leukemia presenting with acute dacryocystitis as the initial symptom: a case report and literature review

open access: yesYanke Xuebao
Acute dacryocystitis often results from the acute attack exacerbation of chronic dacryocystitis. Typical symptoms include those of chronic dacryocystitis, such as persistent tearing, increased abnormal secretions, as well secondary manifestations of ...
WU Siqi, MO Ya
doaj   +1 more source

Applied Endoscopic Anatomical Evaluation of the Lacrimal Sac [PDF]

open access: yesIranian Journal of Otorhinolaryngology, 2015
Introduction: Dacryocystorhinostomy (DCR), a popular surgical procedure, has been performed using an endoscopic approach over recent years. Excellent anatomical knowledge is required for this endoscopic surgical approach.
Seyyed Mostafa Hashemi   +4 more
doaj  

Variation in parrot jaw musculature

open access: yesThe Anatomical Record, Volume 309, Issue 9, Page 2519-2533, September 2026.
Interspecific morphological differences in some superficial jaw muscles of parrots. Abstract Psittaciformes, the order encompassing parrots and their relatives, are highly diverse and generally known for having a strong beaks used for multiple behaviors. The muscles related to the masticatory apparatus should reflect this functional complexity; however,
Ana Carolina L. Faillace   +3 more
wiley   +1 more source

Bilateral Primary Lacrimal Gland Lymphoma

open access: yes, 2016
Lymphoma involving the lacrimal gland is rare. Most of the cases are unilateral at presentation. In this case, we present the diagnostic evaluation of a patient with bilateral lacrimal gland lymphoma.
Kürşad Ramazan Zor   +3 more
core   +1 more source

Lacrimal Drainage System Diseases

open access: yes, 2015
A delicate equilibrium between tear production and loss is controlled by the lacrimal system. Biological, environmental, and physical factors continuously infl uence this balance.
Presutti L   +3 more
core   +1 more source

Emerging Function of Prolactin-Inducible Protein—Is This Important Tear Protein Found in Alzheimer’s Disease?

open access: yesCells
Alzheimer’s disease is characterized by a chronic, long-term neurodegenerative process and an increasing need for easily accessible biomarkers that enable early diagnosis and disease monitoring. For this reason, tears have attracted growing interest as a
James Chmiel   +3 more
doaj   +1 more source

Improving Proteolysis‐Targeting Chimera Delivery by Targeting Key Biomarkers in Tumor Endocytosis Pathways

open access: yesMedComm – Biomaterials and Applications, Volume 5, Issue 3, September 2026.
The image illustrates how PROTACs utilize endocytosis, mediated by cell surface proteins, to overcome bioavailability limitations and enable efficient intracellular delivery. ABSTRACT Proteolysis‐targeting chimeras (PROTACs) are promising therapeutic agents for targeted protein degradation via the ubiquitin‐proteasome system; however, their clinical ...
Huahua Chen   +3 more
wiley   +1 more source

Morphological study on human lacrimal apparatus

open access: yes, 2012
The orbital cavities are a pair of large bony sockets, which contain and protect the eyeballs, their associated muscles, nerves and fat, and most of the lacrimal apparatus.
Βασιλοπούλου, Μαρία   +2 more
core   +1 more source

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