Michael Powell

Chromosome numbers in Chihuahuan Desert Cactaceae. III. Trans-Pecos Texas.

The effect of exercise and rest duration on the generation of venous gas bubbles at altitude.

Mathematical model of diffusion-limited gas bubble dynamics in unstirred tissue with finite volume.

Osteosarcoma and fibrosarcoma caused by postoperative radiotherapy for a pituitary adenoma. Case report.

Effect of endogenous triacylglycerol hydrolysates on the mechanical properties of Zein films from ground corn.

Treatment of human immunodeficiency virus type 1 virions depleted of cyclophilin A by natural endogenous reverse transcription restores infectivity.

Supratentorial and infratentorial intraparenchymal hemorrhage secondary to intracranial CSF hypotension following spinal surgery.

Transcranial surgery for pituitary tumors performed by Sir Victor Horsley.

Asparagine deamidation in recombinant human lymphotoxin: hindrance by three-dimensional structures.

A sensitive non-isotopic assay for GAD65 autoantibodies.

Mathematical model of diffusion-limited evolution of multiple gas bubbles in tissue.

Lymphocytic hypophysitis.

Human immunodeficiency virus type 2 reverse transcriptase activity in model systems that mimic steps in reverse transcription.

Reduced expression of the growth hormone and type 1 insulin-like growth factor receptors in human somatotroph tumours and an analysis of possible mutations of the growth hormone receptor.

The expression of the F-box protein Skp2 is negatively associated with p27 expression in human pituitary tumors.

Evaluation of a commercial enzyme-based serum cholesterol test kit for analysis of phytosterol and phytostanol products.

Age affects severity of venous gas emboli on decompression from 14.7 to 4.3 psia.

Identification of adrenocorticotropin receptor messenger ribonucleic acid in the human pituitary and its loss of expression in pituitary adenomas.

Trypanosome apoptotic factor mediates apoptosis in human brain vascular endothelial cells.

Epitopes recognised by tissue transglutaminase antibodies in coeliac disease.

Chimeric human immunodeficiency virus type 1 (HIV-1) virions containing HIV-2 or simian immunodeficiency virus Nef are resistant to cyclosporine treatment.

Extracellular Nef protein targets CD4+ T cells for apoptosis by interacting with CXCR4 surface receptors.

Pituitary volume and headache: size is not everything.

Growth and survival mechanisms associated with perineural invasion in prostate cancer.

Characterization of Nef-CXCR4 interactions important for apoptosis induction.

Glucose-stimulated protein synthesis in pancreatic beta-cells parallels an increase in the availability of the translational ternary complex (eIF2-GTP.Met-tRNAi) and the dephosphorylation of eIF2 alpha.

Effects of HIV-1 Nef, a cytotoxic viral protein, on the growth of primary colorectal cancer.

Chimeric human immunodeficiency virus type 1 virions that contain the simian immunodeficiency virus nef gene are cyclosporin A resistant.

Neuroanatomy of the normal prostate.

Effect of polypurine tract (PPT) mutations on human immunodeficiency virus type 1 replication: a virus with a completely randomized PPT retains low infectivity.

Sensitive non-isotopic assays for autoantibodies to IA-2 and to a combination of both IA-2 and GAD65.

Conventional second-line salvage chemotherapy regimens are not warranted in patients with malignant lymphomas who have progressive disease after first-line salvage therapy regimens.

Analysis of the interaction between human steroid 21-hydroxylase and various monoclonal antibodies using comparative structural modelling.

Ambulation training with and without partial weightbearing after traumatic brain injury: results of a randomized, controlled trial.

Proteomic identification and functional characterization of a novel ARF6 GTPase-activating protein, ACAP4.

PPAR-gamma expression in pituitary tumours and the functional activity of the glitazones: evidence that any anti-proliferative effect of the glitazones is independent of the PPAR-gamma receptor.

Hormonal control of androgen receptor function through SIRT1.

Sir Victor Horsley--an inspiration.

SP1 transcription factors in male germ cell development and differentiation.

Crystal structure of the TSH receptor in complex with a thyroid-stimulating autoantibody.

Re: Hugh Cairns and the origin of British neurosurgery.

Sirtuins, nuclear hormone receptor acetylation and transcriptional regulation.

Cerebrospinal fluid and serum biomarkers of cerebral malaria mortality in Ghanaian children.

The development of neurosurgery at the National Hospital for Neurology and Neurosurgery, Queen Square, London, England.

Acetylation in nuclear receptor signaling and the role of sirtuins.

Alternate cyclin D1 mRNA splicing modulates p27KIP1 binding and cell migration.

Analysis of the GAD65-GAD65 autoantibody interaction.

Nerve Growth factor regulation of cyclin D1 in PC12 cells through a p21RAS extracellular signal-regulated kinase pathway requires cooperative interactions between Sp1 and nuclear factor-kappaB.

A prospective observational study of the yield of olfactory ensheathing cells cultured from biopsies of septal nasal mucosa.

Helicobacter pylori VacA disrupts apical membrane-cytoskeletal interactions in gastric parietal cells.

Translational termination-re-initiation in viral systems.

HIV-1 Nef protein is secreted into vesicles that can fuse with target cells and virions.

Apoptotic peptides derived from HIV-1 Nef induce lymphocyte depletion in mice.

Assessing your aptitude for pharmacy leadership.

Characterization of the termination-reinitiation strategy employed in the expression of influenza B virus BM2 protein.

Soluble factors from Plasmodium falciparum-infected erythrocytes induce apoptosis in human brain vascular endothelial and neuroglia cells.

Cancer-related axonogenesis and neurogenesis in prostate cancer.

CXCR4-gp120-IIIB interactions induce caspase-mediated apoptosis of prostate cancer cells and inhibit tumor growth.

Microscope and endoscopic pituitary surgery.

The Dachshund gene in development and hormone-responsive tumorigenesis.

Expression of the VP2 protein of murine norovirus by a translation termination-reinitiation strategy.

C-arm fluoroscopic cone beam CT for guidance of minimally invasive spine interventions.

Genetic characterization of HIV type 1 Nef-induced vesicle secretion.

Sinus barotrauma leading to extradural muco-pneumocephalus.

HIV Nef-M1 Effects on Colorectal Cancer Growth in Tumor-induced Spleens and Hepatic Metastasis.

Activation of the inositol (1,4,5)-triphosphate calcium gate receptor is required for HIV-1 Gag release.

Pathology economic model tool: a novel approach to workflow and budget cost analysis in an anatomic pathology laboratory.

Loss of vision from pituitary tumours causing chiasmal compression.

Sir Victor Horsley's 19th century operations at the National Hospital for Neurology and Neurosurgery, Queen Square.

UK guidelines for the management of pituitary apoplexy.

Translational termination-reinitiation in RNA viruses.

Discovery of putative oocyte quality markers by comparative ExacTag proteomics.

Disruption of a Sirt1-dependent autophagy checkpoint in the prostate results in prostatic intraepithelial neoplasia lesion formation.

Crystal structure of the TSH receptor (TSHR) bound to a blocking-type TSHR autoantibody.

The surgery of craniopharyngiomas.

Further characterisation of the translational termination-reinitiation signal of the influenza B virus segment 7 RNA.

Sperm proteasomes degrade sperm receptor on the egg zona pellucida during mammalian fertilization.

Sir Victor Horsley (1857-1916): lessons for the modern clinician.

The value of intra-operative MRI in trans-sphenoidal pituitary surgery.

Pituitary tumours and pregnancy.

Analysis of nuclear receptor acetylation.

Secretion modification region-derived peptide disrupts HIV-1 Nef's interaction with mortalin and blocks virus and Nef exosome release.

Characterization of the stop codon readthrough signal of Colorado tick fever virus segment 9 RNA.

Microscope transsphenoidal surgery.

Raynaud's phenomenon, cytokines and acupuncture: a case report.

Validation of a novel secretion modification region (SMR) of HIV-1 Nef using cohort sequence analysis and molecular modeling.

Magnetic resonance imaging and volumetric analysis: novel tools to study the effects of thyroid hormone disruption on white matter development.

Achieving organizational change: findings from a case study of health promoting hospitals in Taiwan.

IA-2 autoantibody affinity in children at risk for type 1 diabetes.

Acute neuronal injury and blood genomic profiles in a nonhuman primate model for ischemic stroke.

A Training Strategy for Learning Pattern Recognition Control for Myoelectric Prostheses.

The lasting legacy of Sir Victor Horsley.

Current approaches for mitigating Acid mine drainage.

From the 'King's Speech' to Queen Square.