on all orders above $300.00

FREE Pills!


for free with every order



Less than in your
local pharmacy

Search by letter:


Enter coupon: (if you have one)

Astrim (Bactrim)

Astrim is a medication of sulfamethoxazole and trimethoprim antibiotics group. Astrim is used to treat: ear infections, urinary tract infections, bronchitis, traveler's diarrhea, Pneumocystis carinii pneumonia. Astrim fights against bacteria in your body. Astrim is taken to fight against ear infections, urinary tract infections, bronchitis, traveler's diarrhea, Pneumocystis carinii pneumonia. Astrim works by killing or slowing the growth of sensitive bacteria. Astrim can't be given to children younger than 2 months old.

Other names for this medication:
Bactrim, Actrim, Astrim, Bacin, Bacta, Bactelan, Bacterol, Bacticel, Bactiver, Bactoprim, Bactricid, Bactrimel, Bactron, Bactropin, Baktar, Bakton, Balkatrin, Berlocid, Betam, Bioprim, Biotrim, Biseptol, Bitrim, Ciplin, Cotrim, Cotrimoxazol, Cotrimstada, Cozole, Deprim, Dhatrin, Diseptyl, Ditrim, Doctrim, Drylin, Ectaprim, Eusaprim, Fisat, Gantrisin, Globaxol, Kepinol, Lagatrim, Lapikot, Letus, Licoprima, Linaris, Megaset, Meprim, Methoxasol, Metrim, Neoset, Nopil, Novotrim, Organosol, Pehatrim, Primadex, Primazol, Primazole, Primotren, Purbac, Resprim, Sanprima, Sepmax, Septra, Septran, Septrin, Sinersul, Soltrim, Spectrem, Suftrex, Sulfa, Sulfamethoxazole, Sulfametoxazol, Sulfatrim, Sulotrim, Sulprim, Sumetrolim, Suprim, Sutrim, Tagremin, Theraprim, Tmps, Trifen, Trimesulf, Trimesulfin, Trimexazol, Trimezol, Trimol, Trimoxsul, Trisul, Trizole, Urisept, Vanadyl, Wiatrim, Xepaprim,

Similar Products:
Ipin, Cameloc, Avecor, Sulfametoxazol, Prazidec, Achromycin, Zolin, Cibalgina, Naxy, Amitriptyline, Stafcure, Aldalix, Novofen, Diflazon, Envarsus, Emilok, Acarbosa, Metrin, Betapace, Cefirax, Flubiotic, Sievert, Loseprazol, Dumozol, Dutagen, Meglitinide, Pegetron, Domadol, Germentin, Mutabon, Acnestop, Forzest, Aurene, Avorax, Biodasin, Spironolakton, Eriacta, Saroten, Contramal, Metoral, Risperidone, Indocap, Modafinil, Fouch, Selecom,

This medication is used to treat a wide variety of bacterial infections. It is also used to treat a certain type of pneumonia (pneumocystis pneumonia) in patients with a weakened immune system. This medication is a combination of 2 antibiotics: sulfamethoxazole and trimethoprim. It works by stopping the growth of bacteria and the pneumocystis fungus.

alfio marchini astrim pharma

Therefore, these men should be considered for clinical trials designed to assess whether survival is prolonged with the addition of novel agents to current standards of practice. A 20,000 dalton polypeptide, which is phosphorylated in intact platelets pre-incubated with 32P-PO4, has been identified as a platelet myosin light chain. These differences in the conformations of rac- and meso-DMSA may account for the significant difference in the solubilities of the two compounds in aqueous solutions. Bacillus Cereus endocarditis is a rare condition which has been implicated in intravenous drug users, and in patients with prosthetic heart valves.

alfio marchini astrim pharma

Forty male children aged between seven and 14 years, working in small scale leather workshops in a slum locality in Calcutta were studied, along with a control group of 40 non-working male children of the same age group, same locality, and the same socioeconomic class. Chronic administration of ethanol to rats and humans causes proliferation of the smooth endoplasmic reticulum, increase in microsomal protein content and cytochrome P450 and results in an augmentation in drug metabolising ability of the microsomes in vitro. To analyse whether the molecular diagnosis in FH patients is useful to predict the response to treatment with simvastatin in a south European population. Comparative analysis of the metabolic parameters of myocardial ischemia in humans Guideline thirteen: guidelines for standard electrode position nomenclature.

alfio marchini astrim pharma

However, during the second stage of cataract formation, there was a correspondence between abnormal Tc and the abnormal interactions between cellular constituents apparently resulting from lens hydration, the loss of ion homeostasis and continued proteolysis. Estuarine areas represent complex and highly changing environments at the interface between freshwater and marine aquatic ecosystems. Numerous human clinical trials document the successful use of Straumann implants in a variety of indications and areas of the mouth. Androstenone is a steroid and its levels are mainly genetically determined.

alfio marchini astrim pharma

Despite the rather small series investigated in the study, the frequency of ADT in MISS appears to be comparable to that encountered when using open surgical techniques. Little is known about endotoxin clearance and secretion of cytokines from macrophages in liver cirrhosis. This unstability could explain the inability to perform binding experiments using homologous PRL.

alfio marchini astrim pharma

9-Mercaptodethiobiotin is formed as a competent catalytic intermediate by Escherichia coli biotin synthase. Therapeutic embolization of vascular malformations in the area of the external carotid

alfio marchini astrim pharma

However it is necessary to bear in mind the necessity of not neglecting sanitary management. Sarcoidosis has not previously been reported as one of the disease processes associated with a false-positive ELISA for Lyme disease.

alfio marchini astrim pharma

Nephrotic syndrome: increased platelet prostaglandin endoperoxide formation, hyperaggregability, and reduced platelet life span. Assessing biodiversity of a freshwater benthic macroinvertebrate community through non-destructive environmental barcoding of DNA from preservative ethanol.

alfio marchini astrim pharma

We thereafter discuss therapeutic perspectives targeting renal endothelial alterations during the initiation and the progression of renal fibrogenesis. It is concluded that Gram staining of the buffy coat of the ear lobe blood is a simple technique which is of value in the management of patients with suspected bacteremia and of febrile patients with indwellig catheters or under antibiotic therapy. The approximate age of 3H-T labeled type 2 cells and lamellar body volume density and area were correlated by combining light microscopic autoradiography with ultrastructural morphometry. Curling of flap tips in HIV-1 protease as a mechanism for substrate entry and tolerance of drug resistance.

staph epidermidis treatment bactrim for sinus

  • pcp prophylaxis with bactrim allergy
  • bactrim treatment for dogs
  • bactrim 200 40 mg suspension dosis de diclofenaco
  • syndrome de lyell et bactrim side
  • pill id 93 089 bactrim
  • bactrim ds can i drink alcohol
  • bactrim acne resistance
  • ocular toxoplasmosis treatment bactrim dosage
  • drug interaction bactrim and clindamycin
  • alivium 30 mg posologia bactrim
  • bactrim ds dosage for horses
  • infant bronchitis antibiotics bactrim
  • preseptal cellulitis treatment bactrim
  • nome generico do remedio bactrim for acne
  • dosage of bactrim for staph infection
  • fluconazole pregnancy rating for bactrim
  • inj dopamine renal dose bactrim
  • bactrim forte tab from roche
  • does bactrim work for pneumonia
  • bactrim 400 80 mg ulotka tabletki antykoncepcyjne
  • rash from bactrim ds
  • vitamin a d pura posologia bactrim
  • staph epidermidis treatment bactrim for sinus
  • bactrim dose for mrsa cellulitis icd-9
  • infected urachal cyst antibiotics bactrim
  • trimethoprim 200 mg 3 day course of bactrim
  • bactrim ds 800-160 tab interpharm
  • bactrim ds prescription dose
  • bactrim ds rash treatment
  • bactrim ds side effects aches
  • bactrim 200 40 mg suspension dosis perfume
  • hla dress syndrome bactrim
  • undi bactrim side effects
  • bactrim forte precious metals
  • bactrim forte adalah ialah
  • cefpiramide renal dose bactrim
  • bactrim pregnancy test
  • bactrim mg doses
  • normal dose bactrim ds uti
  • bactrim dosage for uti in pediatrics
  • bactrim septra for acne
  • bactrim 200 40 mg dosis de tylenol
  • dose of bactrim for acne
  • proteus mirabilis uti cipro vs bactrim
  • macrobid bactrim allergy rash
  • bactrim tablets 480 mg equals
  • bacitracin bactrim allergy reaction
  • bactrim forte sulfametoxazol trimetoprima 800 160 mg
  • buy bactrim sulfamethoxazole and trimethoprim
  • alfio marchini astrim pharma
  • bactrim antibiotic for bladder infection
  • double strength bactrim dose for cellulitis
  • bactrim ds 800 160 mg tabs direct
  • stevens-johnson syndrome caused by bactrim antibiotic uses
  • bactrim allergy penicillin zithromax
  • bactrim acne evidence based
  • bactrim antibiotic used for acne
  • bactrim forte tablet 20tb
  • bactrim for mrsa wound treatment
  • benazepril feline dosage bactrim
  • e coli uti bactrim dosing
  • ceftriaxone dose sbp prophylaxis bactrim
  • bactrim dosage mrsa cellulitis
  • bactrim allergy lasix water
  • enterococcus coverage with bactrim and alcohol
  • pain medication pregnancy category bactrim
  • ocular toxoplasmosis treatment bactrim and alcohol
  • bactrim and alcohol death rates
  • is bactrim for urinary tract infection
  • bactrim for ear infection in dogs
  • edeven gel posologia bactrim
  • nadroparin prophylactic dose of bactrim
  • bactrim side effects itching
  • bactrim 200 40 mg posologie definition
  • bactrim ds reviews for acne
  • uti cipro and bactrim not working
  • fludarabine renal dose adjustment for bactrim
  • infected branchial cleft cyst antibiotics bactrim
  • elixir paregorico posologia bactrim
  • dapsone dose for pcp prophylaxis with bactrim
  • bactrim ds dosage for tooth infection
  • bactrim for ear infection in child

alfio marchini astrim pharma

Rate of production of ichthyopoison from its generating substance and of histamine from histidine by ichthyotoxigenic bacteria infusion of dextrose, after 30 min stepwise infusions of angiotensin II (2, 4 and 6 ng kg-1 min-1), and finally 30 min after stopping the 6 ng kg-1 min-1 dose of angiotensin II. The reasons for this included a lack of emphasis on preventive measures by health workers, reluctance to open vaccines for only a few children, and vaccines not being immediately to hand. Essentially the same response occurs in pea tissue exposed to DNA-specific agents that crosslink or intercalate DNA.

alfio marchini astrim pharma

As there are few data on the cumulative effect of these procedures on PCs, platelet properties (including biochemical and functional in vitro assays) were evaluated after the processing of single units of PCs through a 1-unit-capacity high-efficiency white cell (WBC)-reduction filter followed by syringe storage at either 22 or 37 degrees C for 6 hours. GA has also been reported to reduce the steady-state level of thymidylate synthetase mRNA in a gastric carcinoma cell line. The guidelines provide a framework for professional judgment and treatment selection alternatives.

alfio marchini astrim pharma

Ultrasonic studies with B image in subjects with normal gallbladder The differential effect of papaverine and rotenone on DT diaphorase. Especially syndromes showing predominantly vegetative symptoms and a relatively insignificant neurotic component responded most positively to this type of treatment.

alfio marchini astrim pharma

Esmolol has neuroprotective effects in the acute phase of ischemia by a mechanism other than shortening the duration of ischemic depolarization. The effect of dietary supplementation with limonene or myo-inositol on the induction of neoplasia and matrix metalloproteinase and plasminogen activator activities in accessory sex organs of male Lobund-Wistar rats. Knowledge of tissue strength in the gut may help to explain why anastomoses break down, and will provide a firmer basis for the choice of sufficiently strong suture material and knots with a view to preventing this complication.

bactrim ds 800-160 tab interpharm

Hanatoxin 1 (HaTx1) is a polypeptide toxin isolated from spider venoms. The expression of leptin receptor (Lep-R) and its signal transduction molecules in vagal afferents was determined by retrograde tracing and reverse-transcription polymerase chain reaction, and the relationship between leptin-immunopositive cells and gastric vagal afferent endings determined by anterograde tracing and leptin immunohistochemistry. Guidelines for minimal data security measures for the protection of computer-based patient records.

bactrim ds dosage for tooth infection

Increasing species diversity typically increases biomass in experimental assemblages. The objective of the current study is to evaluate the relationship between hostility and ambulatory cardiovascular activity in women with and without posttraumatic stress disorder (PTSD). The number of cycles leading to an embryo transfer were 248 and 259, respectively. Streptokinase (SK) and urokinase (UK) are currently used in France but their mode of action has not been completely elucidated, which renders the establishment of therapeutic protocols and the choice of doses difficult. In this respect, the ever growing scientific literature in this field makes it essential to compile a critical reflection and summary of everything that has been written to date, in order to understand the biological basis of current clinical advances and ensuing lines of future therapy.

bactrim 200 40 mg suspension dosis perfume

The findings of 5 patients in whom clinically hyperparathyroidism was strongly suspected and who underwent surgery are reported. The significance of falling amniotic fluid palmitate values is discussed. The histologic diagnosis of LS can be made on the basis of the combination of these histologic features in the appropriate clinical context. Education programs targeting dentists and other healthcare providers (given dental providers are lacking in some areas of Ohio Appalachia) about opportunistic oral cancer screening may help to improve screening in Appalachia.

enterococcus coverage with bactrim and alcohol

Although the development of certain neoplasms may be repressed by specific dietary deficiencies, other types, particularly those of the liver and upper gastrointestinal tract, are actually augmented or potentiated by such deficienceis. The metabolic oxidation of the ethynyl group in 4-ethynylbiphenyl in vitro. A notable resemblance between the hyrax and elephant sequences was observed, setting them apart from the ungulates, including whale. The targeted behavior of thermally responsive nanohydrogel evaluated by NIR system in mouse model. Study of work stress among ophthalmic nurses in a tertiary eye center

ocular toxoplasmosis treatment bactrim dosage

Effect of injection of synthetic Hyalophora cecropia juvenile hormone in Locusta migratoria L Combining the electrocardiogram and myoglobin data substantially improved the sensitivity and predictive accuracy for the diagnosis of acute myocardial infarction. These experiments provide the first neuroimaging evidence that conditional Tat protein expression in the GT-tg bigenic mouse model alters brain structure. There is an association of celiac disease (CD) with several gastrointestinal illnesses. Carnosine has been applied by microiontophoresis ot identified neurones in the olfactory bulb of the rat from solutions of different pH.

inj dopamine renal dose bactrim

Other known active or inactive chlorpromazine metabolites and other psychotropic drugs tested do not cross react with the antiserum. G-CSF (50 microg/kg) was administrated by intra-peritoneal injection for 7 consecutive days. Three-dimensional reconstructions of the lesion volumes demonstrated that the neurotoxic damage was well-localized to PR and included most of its anterior-posterior extent. Each patient had yearly follow-up examinations and calcium determinations for a minimum of four years except for one patient who died one year after S.T.P.

pcp prophylaxis with bactrim allergy

A new beta adrenergic blocking agent, sotalol, in the treatment of angina pectoris. This strategy based on electroacoustic impedance assisted quartz-crystal microbalance (QCM) biosensors is expected to be a major contribution for the use of these piezoelectric devices as a reliable and cheap detection system that can easily be integrated into analytical techniques. All presented with early onset psychomotor retardation, in most cases combined with slight facial dysmorphic features, some degree of hepatic dysfunction, and in one case, pericardial effusion.

bactrim dosage mrsa cellulitis

Retrospective case-control or prospective (follow-up) studies are important epidemiological tools and have provided useful information on exposure disease associations. The surface activity at the air-solution interface of a series of beta-adrenoceptor blocking agents has been determined. Peripneumoperitoneum and its applications in diagnosis of renal disorders

benazepril feline dosage bactrim

Competitive strategy in the market for nursing home services: a managerial perspective. Also, artifacts are formed in the liquid phase via bimolecular reactions promoted by the high-energy beam. Administration of 11betaOHA enhanced the clonal growth of marrow osteoprogenitor cells cultured from normal rats. Multiwire proportional chamber system of the Fermilab single arm spectrometer.

dose of bactrim for acne

Optimal exposure and stabilization of the target coronary vessel is essential to allow the construction of a precise coronary anastomosis during off pump coronary surgery. To elucidate its mechanism of action, we studied its interaction with DNA and its effects on human DNA topoisomerases. Estrogen-progestin contraception may affect estrogen production and alter the development of peak bone mass.

nome generico do remedio bactrim for acne

The energy analysis is accomplished by a 180 degrees spherical deflecting-type analyzer, operated at constant pass energy with a series of electrostatic lenses. Kinetically-based multiple drug treatment for advanced head and neck cancer. Antiviral drug discovery for the treatment of enterovirus 71 infections. Intra-arterial antibiotic infusion in the overall treatment of neglected forms of paronychia

undi bactrim side effects

Activity of moxifloxacin and twelve other antimicrobial agents against 216 clinical isolates of Streptococcus pneumoniae. In low activity of glutathione peroxidase, inflammation gains activity, nonspecific resistance weakens, excretion of some metabolites inhibits vs patients with high activity of this enzyme. To overcome this problem, we developed a cell transplantation method via the fourth cerebral ventricle in mice. However, certain areas have been more exposed to the conflict than others.

dose of bactrim for acne

Treatment is also preventive: a gentle clinical examination and biopsies in the operating theatre. These effectors seem to mimic the actions of host nuclear components. Very few cases have been reported, in Europe only, with descriptive histopathologic changes. A left-basilar ejection murmur was detected in 38 (72 per cent) of the dogs.

alfio marchini astrim pharma

Diversity of microbial species implicated in keratitis: a review. Collectively, these results provide evidence that subolesin plays a role in gene expression in ticks. Cloning and characterization of a novel ITIM containing lectin-like immunoreceptor LLIR and its two transmembrane region deletion variants. We found that after CS offset the power of gamma oscillations at 35-45 Hz fluctuated at about 7 Hz. Quantitative Stress Echocardiography in Chronic Aortic and Mitral Regurgitation.

bactrim ds 800 160 mg tabs direct

In addition, the loss of continuous social enrichment increased blood pressure and heart rate even when the other enrichments were continued. We investigated the relevance of the mammalian target of rapamycin (mTOR)/AKT and hypoxic pathways as novel immunohistochemical markers of malignancy.

edeven gel posologia bactrim

The present review informs about the current status regarding use of interlocking nailing for fracture repair in animals. Effect of antiphlogistics on regeneration and on growth of different tumors in animals Iron status markers in 224 indigenous Greenlanders: influence of age, residence and traditional foods.

bactrim 200 40 mg posologie definition

The results described here and previous immunological studies on AD suggest that the NC/Nga Tnd mouse may be a suitable model for certain aspects of AD. The effects of enalapril on 50 patients with left ventricular diastolic dysfunction (LVDD), confirmed by clinical features and radionuclid ventriculography, were assessed in a randomized, double-blind, and controlled method for eight weeks. The two drugs NB-506 and CPT were almost equally toxic to HL-60 cells and produced similar cell cycle changes with a considerable increase in the fraction of cells with DNA content less than G1.

bactrim side effects itching

Diagnostic accuracy of gray scale ultrasongraphy for the jaundiced patient. There is a strong and specific association between various types of antiprothrombin antibodies with severe preeclampsia and spontaneous abortion.

trimethoprim 200 mg 3 day course of bactrim

Usefulness of intracoronary brachytherapy for in-stent restenosis with a 188Re liquid-filled balloon. The spontaneous rupture of neobladder is an extremely rare entity of which there only exists one formerly reported case in the world literature.

alfio marchini astrim pharma

Four cases of simultaneous reconstruction of the external iliac artery with PTFE (polytetrafluoroethylene) during kidney transplantation are described. Injections of large doses of horseradish peroxidase (HRP) into the telencephalon of the squirrel fish (Holocentrus rufus) revealed the first anatomical evidence for a visual thalamo-telencephalic projection in a teleost. These results show that adjuvant causes a redistribution of mast cells between the peritoneal fluid and the tissues surrounding the peritoneal cavity probably as a result of delayed hypersensitivity. One was a modified method of immobilization of antigen or antibody initially carried out by Edelman and others in 1971 (Procedure I).

ocular toxoplasmosis treatment bactrim dosage

In 14 patients with pathologic or surgical confirmation, two-dimensional echocardiography was more accurate than angiography in correctly identifying thrombus. Bodian argyrophil and Fontana-Masson argentaffin reactions were applied to the blocks of the tissue. Some of the criticisms levelled at modern medincine which may be attributed to excessive science are misdirected. It was thought that this mass was a malignant tumor, thus a pylorus-preserving panceaticoduodenectomy was performed. To report the results of limited macular translocation in subfoveal choroidal neovascularization resulting from age-related macular degeneration or degenerative myopia.

nadroparin prophylactic dose of bactrim

Stereoselective Nucleophilic Trifluoromethylation of N-(tert-Butylsulfinyl)imines by Using Trimethyl(trifluoromethyl)silane Support of our work by Loker Hydrocarbon Research Institute is gratefully acknowledged. Cytogenetic examination while not proving the common identity of the cells provided further evidence for the suspected common origin of all three cell lines.

 Show Hide 
alfio marchini astrim pharma 2012-09-09

Polymer particles, daktagold ingredients in red most commonly ultra-high molecular weight polyethylene (UHMWPE), exhibit the largest size range and appear as granules, splinters or flakes, while ceramic particles possess the smallest size range and have a granular structure. The effects in the alpha and beta bands are much more generalized and are strongly lateralized only during one and the other of the tasks respectively.

bactrim 200 40 mg suspension dosis de diclofenaco 2012-07-16

Our results suggest demyelination without significant axonal injury is the essential pathological basis tab zolfresh zolpidem of the affected TGN by multiple diffusion metrics. Further studies on the effect of heterologous adrenal implants on survival rate of x-irradiated mice

bactrim septra for acne 2010-04-23

Results in our patients and in previously reported patients having nerve grafting or repair were compared. A differential analysis has been performed with respect to the alternative solution represented by the disposal of ramipril isis 10 mg teilbar untreated sludges in an external landfill in order to highlight the savings obtainable.

bactrim acne evidence based 2019-06-21

National Institutes of Health consensus development conference on surgical treatment of morbid obesity. We have previously observed in adolescent rats that procyclidine side effects nhsa MD induces modifications in the serotonergic and endocannabinoid systems, which play a role in the rewarding effects of MDMA.

bactrim ds 800 160 mg tabs direct 2014-08-15

Alternative safe grip for insertion of a needle into the epidural space. Unilateral multicystic dysplastic kidney: single-center experience. Overall scoring was then adjusted for cost, duration of therapy and dosing intervals. However, the negative ion mass spectra show very abundant molecular eryn waltman choreography for kids ions and little fragmentation, with the negative charge mainly retained by the anhydride moiety.

pill id 93 089 bactrim 2017-04-26

To investigate the role of B-mode and unenhanced and enhanced power Doppler ultrasonography (US) in differentiating solid breast lesions, and to find out whether morphologically different tumors differ in terms of vascularity. The sites within the RB1 gene where these mutations occur contain interspersed repetitive DNA sequences, direct and inverted repeat sequences and/or dyad symmetrical elements suggesting that these areas promote the appropriate local sequence environment for the generation of deletions and insertions in the RB1 gene. A aripiprazole injection long acting pain coated vesicle-enriched fraction isolated from placenta previously incubated with 3H-IgG was found to be associated with radioisotope. Thus, the activated Wnt pathway subsequently enhances cell proliferation.

bactrim 200 40 mg suspension dosis perfume 2014-03-16

Magnetostructural correlation for rational design of Mn(II) hybrid-spin complexes. It is a complex type of poisoning that not only affects the local bite site but may involve multiple organ systems as well. The former is preferable for large scale studies while the edeven gel principio attivo zimox latter is a more targeted technique.

trimethoprim 200 mg 3 day course of bactrim 2011-11-01

We present four cases of profuse gastrointestinal (GI) bleeding where amiodarone iv for cardiac arrest the site of haemorrhage was demonstrated using multi-slice computed tomography (MSCT), with concordant findings at laparotomy and pathological examination. A strain of Aspergillus fumigatus (Fresenius) isolated from a milk food for calves was grown on a culture medium containing added saccharose. Between July 1992 and January 1995, 145 patients underwent salvage cryotherapy. Serum GOT and GPT activities were elevated which may be due to CS2 effect on cell membrane permeability.

alfio marchini astrim pharma 2017-02-19

Glutamic oxaloacetic and glutamic pyruvate transaminases in the placenta, maternal and cord sera of undernourished mothers and non-pregnant cripsa bromocriptine 2 5 mg women. In this study, we have examined differences in gene expression in the hypothalamus and cortex of young and aged mice by using high-density oligonucleotide arrays. Some antigen in young cultures appeared to be masked, probably by galactan. Stability of ultramer as copy number standards in real-time PCR.