DNA Molecules Used To Assemble Nanoparticles
...many different kinds of molecules such as contrast agents and drugs, but the synthesis process is long and difficult, requiring months for each new molecule added to the dendrimer in sequential steps. And the yield of useful particles drops with each successive step of synthesis. For a paper published Jan....Fox Chase Cancer Center scientists identify immune-system mutation
...m bone marrow) generate antibodies against foreign agents that enter the body. Other T cells are known as killer cells because they attack foreign invaders more directly. "The maturation of T cells involves key branch points at which cells choose one of two different pathways, going on to become helper cel...Scientists seek answers on what activates deadly anthrax spores
...bilities that are key to designing new therapeutic agents to prevent anthrax. Interest in determining how to stop anthrax remains high, not only after the 2001 attacks through the mail that resulted in 18 cases and five deaths, but also after the recent scare at two military mailroom facilities when anthra...Jefferson Virologists Coax HIV Out of Hiding
... . “We may have to combine IL-2 withIL-7 and other agents to get to the reservoirs of virus.?......argeted therapies for NF1 brain tumors may involve agents that preventthe supply of growth promoting factors provided by new blood vesselsand microglia."Next, the researchers used the mouse model to investigate a clinicalconcern. Physicians rely on several tests to determine whether a childwith an optic pat...In Vitro Osteogenesis Assay Kit from CHEMICON
...ing the effects of growth factors, drugs and toxic agents on bone formation and for screening candidate osteogenic pharmaceuticals. Also, studies examining the intracellular signaling pathways regulating osteoblast differentiation can be facilitated by use of this kit. Components: Ascorbic Acid 2-Pho...PPARGamma-Competitor Assay Kit Green from Invitrogen
... Agonists include the (TZD) class of anti-diabetic agents called thiazolidinediones (TZD) or "glitazones." Rosiglitazone (Avandia) and Pioglitazone (Actos) are two PPAR agonists currently marketed for treatment of type 2 diabetes. PPAR agonists may also be therapeutically important in the treatment of coron...Cell invasion Fluorometric (green) Assay Kit, InnoCyte™ from Calbiochem
...to invasion or to screen potential anti-metastatic agents in vitro in a convenient, high-throughput, 96-well format. The 8 mm pore size is appropriate for all types of adherent cells such as epithelial, endothelial, or fibroblast cells. The assay is based on the Boyden-chamber principle. Each well of the 96...Denhardt's Solution is a mixture of blocking agents used in membrane-based hybridization protocols. The solution contains 1% Ficoll (type 400) 1% polyvinylpyrrolidone and 1% bovine serum albumin. Sterile filtered.......vides an excellent target for evaluating antiviral agents or catalyzing error prone synthesis on RNA and DNA templates....Human Primary Preadipocytes and Differentiated Adipocytes
...nd atherosclerosis), butto develop pharmacological agents to treat such maladies. Adipose tissue iscritical ...ifferentiation, these cells can be used toidentify agents that block or slow the differentiation process. Human Adipocyte-Specific Gene Expression By charac...Enzyme Immunoassay for Studying Intracellular Levels of cAMP
...nge. The EIA cAMP Kit includes all the re- agents and protocols for quantifying cAMP levels in both nonacetylated and acetylated preparations. AC Toxin for Increased Intracellular cAMP Levels Stratagene is offering adenylate cyclase (AC) toxin, a useful reagent forincreasing intracellular ...Optimizing pfuturbo DNA Polymerase Amplification Reactions with Perfect Match PCR Enhancer
...ive, high-performance PCRenzymes and PCR-enhancing agents to maximize product yield, specificity, andfidelity. Stratagene recently introduced PfuTurbo DNA polymerase, aspecial formulation of cloned Pfu DNA polymerase and a novel thermostablePCR-enhancing factor*** (the Turbo additive) that dramatically impr...In Vivo Signal Transduction Pathway Reporting Systems
...stem was activated by known PKA-activating agents such as the adenylate cyclase toxin from Bordetella pertussis and forskolin (data not shown). Applications of the PathDetect Systems The PathDetect c-Jun, Elk1 and CREB trans-reporting systems give specificassessment of JNK, MAPK or PKA act......ts in these signaling pathways are varied, andmany agents have been characterized either as inducers or inhibitors of theapoptotic response. During the last few years, the cell death pathway hasbeen extensively studied, and three protein families have been identifiedaccording to their functions in apoptos...Spirulina may be the next immune boost on the block
...tes and can potentially increase the expression of agents that stimulate inflammation, which also helps to protect the body against infectious and potentially harmful micro-organisms. Additional studies with individuals consuming spirulina are needed to determine whether these dramatic effects extend beyond...ZD1839 Proves Effective - A Breakthrough in fighting Lung Cancer
...rapy and in combination with standard chemotherapy agents after segmental scrutinization in two different studies. Vincent Miller, MD, of Memorial Sloan-Kettering Cancer Center in New York and the principal investigator of the first study said, "It is hoped that our study will be a prelude to better outcom...Heart disease correlation to periodontal disease
...evels of C-reactive protein and other inflammatory agents associated with cardiovascular disease, but a definite link between the two has not been established. A research team led by Dr Barbara Noack of the University of Buffalo, New York State, identified 109 individuals with moderate or severe periodonta......onic health effects of low level exposure to toxic agents will further increase anxiety in the affected communities." They add that because health officials will not be able to provide positive assurances about long-term safety, the public may lose trust in experts. "Unconfirmed or controversial hypotheses......wear impermeable clothing designed to protect from agents that penetrate the skin. The second-most protect...ect against breathing in most gases and biological agents as long as the person is wearing the correct filter, which only can be used once....Genetic Analysis Systems Enter the Clinical Mainstream
...rapidly and accurately, a wide range of infectious agents and diseases through their genetic fingerprint will give medical professionals powerful new ways to enhance patient management and care. As genetic screening technology grows more compact and simple to implement, test kits for laboratory and point of......ent inabsorption. Other therapeutic large molecule agents have even lowersystemic bioavailability, and still other agents may not bedeveloped for SC administration because of low systemicbioavailability through this route ......unique chemical entity in a class ofantithrombotic agents known as low-molecular weight heparin (LMWH).The no. 1 selling low-molecular weight heparin in the world,Lovenox(R) is obtained by alkaline degradation of heparin benzylester and is about one-third the molecular size of unfractionatedheparin. Lovenox...MediGene Announces Cancer-Fighting Virus Shows Promise in Early Clinical Trial
...les of second-line chemotherapy using FDA-approved agents fortreatment of colorectal cancer. Results: Dose escalation to 1x10e8pfu NV1020 was performed without dose-limiting toxicities, andmaximum tolerated dose was not reached. Several patientsdemonstrated regression of tumors. At the highest dose level(1x...... safety of PREZISTA/rin combination with other ARV agents for the treatment of HIVinfection in treatment-exp...e use of PREZISTA/r. -- The use of other active agents with PREZISTA/r is associated with a greater likelihood of treatment response. -- The risks...