Results 61 to 70 of about 212,733 (311)

Heterogeneity of monosomy 3 in fine needle aspiration biopsy of choroidal melanoma. [PDF]

open access: yes, 2013
PurposeTo report on the heterogeneity of monosomy 3 in a fine needle aspiration biopsy obtained transsclerally from choroidal melanoma for prognosis.MethodsAll clinical records for patients who had been diagnosed with choroidal melanoma and underwent ...
Burgess, Barry L   +4 more
core   +2 more sources

PD-L1 testing for lung cancer in the UK: recognizing the challenges for implementation. [PDF]

open access: yes, 2016
A new approach to the management of non-small-cell lung cancer (NSCLC) has recently emerged that works by manipulating the immune checkpoint controlled by programmed death receptor 1 (PD-1) and its ligand programmed death ligand 1 (PD-L1).
Booton, R   +11 more
core   +2 more sources

Functional Integration of Different‐Sex Gonad Transplants Into the Adult Mouse Hypothalamic Pituitary Gonadal Axis

open access: yesAdvanced Biology, EarlyView.
This study introduces and investigates different‐sex gonad transplants in a mouse model of gender‐affirming hormone therapy. Ovaries and testes implanted into gonadectomized adults exhibit gametogenesis and steroidogenesis independent of the sex of the host.
Daniel R. Pfau   +8 more
wiley   +1 more source

Accuracy of Core Needle Biopsy for Musculoskeletal Tumours

open access: yesJournal of Orthopaedic Surgery, 2013
Purpose. To evaluate the sensitivity and specificity of core needle biopsy in determining musculoskeletal tumours in our hospital. Methods. Records of 134 patients who underwent core needle biopsy followed by definitive surgery were retrospectively ...
Chusheng Seng   +2 more
doaj   +1 more source

Needle tract seeding in renal tumor biopsies: experience from a single institution

open access: yesDiagnostic Pathology, 2021
Background Percutaneous needle biopsy of renal masses has been increasingly utilized to aid the diagnosis and guide management. It is generally considered as a safe procedure.
Yan Zhou   +3 more
doaj   +1 more source

An Ionic Gelation Powder for Ultrafast Hemostasis and Accelerated Wound Healing

open access: yesAdvanced Functional Materials, EarlyView.
An ultrafast ionic gelation‐activated hemostatic powder (AGCL) forms a hydrogel within ≈1 s upon contact with blood‐derived calcium ions. The AGCL powder enables rapid hemorrhage control, strong tissue adhesion, and enhanced healing. The powder's pre‐crosslinked polymer network ensures high blood uptake and stability, offering effective treatment for ...
Youngju Son   +12 more
wiley   +1 more source

Breast biopsy navigation system with an assisted needle holder tool and 2D graphical user interface

open access: yesEuropean Journal of Radiology Open, 2018
Objective: This paper proposes the development of a breast biopsy navigation system with an assisted needle holder tool for a coaxial needle and a graphical user interface, which utilizes an optical tracking device to localize the needle position ...
Jackrit Suthakorn   +3 more
doaj   +1 more source

An Open-Source 7-Axis, Robotic Platform to Enable Dexterous Procedures within CT Scanners

open access: yes, 2019
This paper describes the design, manufacture, and performance of a highly dexterous, low-profile, 7 Degree-of-Freedom (DOF) robotic arm for CT-guided percutaneous needle biopsy.
Norbash, Alexander M.   +3 more
core   +1 more source

Transthoracic Needle Biopsy [PDF]

open access: yesSeminars in Interventional Radiology, 2011
Transthoracic needle biopsy (TTNB) is integral in the diagnosis and treatment of many thoracic diseases, and is an important alternative to more invasive surgical procedures. Both computed tomography and ultrasound may be used as imaging guidance for TTNB, with CT being more commonly utilized.
openaire   +2 more sources

Laser‐Microscribed Glass Enables Surface‐Microfluidics‐Facilitated, Affordable, Rapid Cancer Diagnosis

open access: yesAdvanced Functional Materials, EarlyView.
A transparent, laser‐microscribed glass platform enables cancer diagnosis within 1 h—much faster than histology, which takes days, and free from the chemical or contrast risks of MRI or CT scans. The antibody‐functionalized rough glass surface captures viable cancer cells directly from suspension, allowing instant optical readout and offering a rapid ...
Anish Pal   +5 more
wiley   +1 more source

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