“Fronto-orbital advancement is an established method for c


“Fronto-orbital advancement is an established method for correction of metopic and coronal craniosynostoses. Many techniques involve creation of a single fronto-orbital bar that is then shaped with osteotomies with or without bone grafting. We INCB024360 cost present a technique that minimizes osteotomy of the frontal bar and gives superior lateral brow aesthetics.

Standard fronto-orbital bar bone cuts are made without a midline osteotomy. Selective inner table corticectomy of the fronto-orbital bar allows

the bone to become malleable without greensticking. The need for osteotomy of the fronto-orbital bar is obviated. An additional bandeau is created from the temporoparietal calvaria. The malleable fronto-orbital bar is then fixed to this bandeau. The frontal bar and bandeau complex is then advanced in a conventional manner. The remaining frontal calvaria is then rotated creating a more vertical forehead.

This technique has been used in Leeds for more than 10 years with good cosmetic results. It has become our standard method for management

c-Met inhibitor of the fronto-orbital bar in correction of nonsyndromic metopic and coronal craniosynostoses.”
“Propranolol hydrochloride was directly encapsulated in alginate gel microspheres (40-50 mu m in diameter) using a novel method involving impinging aerosols of CaCl2 cross-linking solution and sodium alginate solution containing the drug. Microspheres formulated using 0.1M CaCl2 exhibited the highest drug loading (14%, w/w of dry microspheres) with 66.5% encapsulation efficiency. Less than 4% and 35% propranolol release occurred

from hydrated and dried microspheres, respectively, in 2 h in simulated gastric fluid (SGF). The majority of the drug load (90%) was released in 5 and 7 h from hydrated and dried microspheres, respectively, in simulated intestinal fluid (SIF). Prior incubation of hydrated www.selleckchem.com/products/BKM-120.html microspheres (cross-linked using 0.5M CaCl2) in SGF prolonged the time of release in SIF to 10 h, which has implications for the design of protocols and correlation with in vivo release behaviour. Restricted propranolol release in SGF and complete extraction in SIF demonstrate the potential of alginate gel microspheres for oral delivery of pharmaceuticals.”
“Spatially resolved mass spectrometry (MS) is a widespread technique increasingly used in many areas of research. Operating in a fast, straightforward way with minimal sample damage, MS investigation can provide spatially resolved information with low limits of detection and a wide linear range. For these reasons, spatially resolved MS is applied in the study of art and archaeological objects, and the current review provides a survey of relevant publications. We highlight the main capabilities and the limitations of spatially resolved MS and discuss the most relevant applications. (C) 2011 Elsevier Ltd. All rights reserved.

In ferrimagnetic GdFeCo, when the temperature approaches the angu

In ferrimagnetic GdFeCo, when the temperature approaches the angular momentum compensation point T(A), both frequency of FMR mode and the Gilbert damping parameter increase significantly. High-speed and strongly damped precessional switching was triggered with ultrafast heating of a Gd(24.5)Fe(66.1)Co(9.4) across its magnetization Wnt inhibitors clinical trials compensation point T(M) up to T(A), under a static applied magnetic field. To initiate

and investigate the magnetization reversal, we have used an all-optical pump-probe technique employing an amplified Ti: sapphire laser system with 90 fs pulses. In particular, following the laser excitation with low pump fluence (0.9 mJ/cm(2)) the magnetic system relaxes back toward initial state selleck chemicals llc while the rather high pump fluence (3.3 mJ/cm(2)) excitation induces a metastable opposite magnetic state. After the sudden heating which causes just 30% reduction of magnetization at first breakdown, consequently magnetization was started to rotate across M(z) = 0 within 6 ps during first precession

and finished the high damped precessional motion within few cycles into opposite direction. (C) 2011 American Institute of Physics. [doi: 10.1063/1.3535415]“
“Because in the early phases of spinal cord ischemia magnetic resonance imaging (MRI) can be normal, its clinical diagnosis is often difficult. We aimed to explore if motor-evoked potentials (MEPs) recordings Belinostat may contribute to earlier diagnosis of spinal cord stroke. The clinical, MRI, and MEP findings in one case each of cervical and lumbar spinal cord infarction were reported. Spinal MRI at admission was unremarkable in both patients. At this time, MEPs were abnormal in both patients, to the upper and lower limbs in the first patient, exclusively to

the lower limbs in the second. Follow-up MRI examinations documented an infarction in the territory of the anterior spinal artery and of the Adamkiewicz artery, respectively. MEP study can be useful in demonstrating spinal cord involvement also when radiological evidence for spinal cord damage is absent or equivocal. Early diagnosis may allow earlier intervention and contribute to improved patient management.”
“Hepatitis C virus (HCV) causes a chronic liver infection, which may result in cirrhosis and hepatocellular carcinoma. Impairment of the maturation process in dendritic cells (DCs) may be one of the mechanisms responsible for immune evasion of HCV. The core and NS3 proteins are among the most conserved HCV proteins and play a key role in viral clearance. To evaluate the effects of these proteins on DCs, monocyte-derived immature DCs (iDCs) were transfected with in vitro transcribed (IVT) HCV core or NS3 RNA and treated with maturation factors. Neither core nor NS3 had an inhibitory effect on DC maturation; however, transfection of iDCs with IVT core RNA appeared to result in changes compatible with maturation.

(C) 2010 Wiley Periodicals, Inc Appl Polym Sci 117: 1127-1136, 2

(C) 2010 Wiley Periodicals, Inc. Appl Polym Sci 117: 1127-1136, 2010″
“Purpura fulminans (PF) is a life-threatening

hemorrhagic condition. Because of the rarity and randomness of the disease, no improvement in treatment has been made for a long time. In this study, we assessed the serum proteome response to PF by comparing serum proteins between healthy controls and PF patient. Liquid chromatography with tandem mass spectrometry (LC-MS/MS) approach was used after depleting 6 abundant proteins of serum. In total, 262 proteins were confidently identified with 2 unique peptides, and 38 proteins were identified significantly up-(>= 2) or downregulated (<= 0.5) based https://www.selleckchem.com/products/ly2606368.html selleck chemical on

spectral counting ratios (SpC(PF/N)). In the 38 proteins with significant abundance changes, 11 proteins were previously known to be associated with burn or sepsis response, but 27 potentially novel proteins may be specifically associated with PF process. Two differentially expressed proteins, alpha-1-antitrypsin (SERPINA1) and alpha-2 antiplasmin (SERPINF2), were validated by Western blot. This is the first study where PF patient and healthy controls are compared in a proteomic study to elucidate proteins involved in the response to PF. This study provides an initial basis for future studies of PF, and the differentially expressed proteins Galunisertib datasheet might provide new therapeutic targets to decrease the mortality of PF.”
“Seed banking has been the single most significant reaction of the research community to the alarming rates of plant genetic erosion occurring in the wild. One enduring challenge for a wiser utilization of the resources enclosed in seed banks, however, has been the estimation of their genetic potentials for agriculture’s benefit. Key to detecting in landraces and/or wild relatives of modern crops any allelic variant lost during domestication and crop improvement is the use of molecular information to determine structure, evolution,

and function of the genes harbouring these alleles. This paper reviews some of the theoretical and statistical issues surrounding the use of molecular population genetics tools for the detection of agronomical valuable alleles in seed banks. Emphasis is made on the technical limitations imposed by seed banking that may lessen the success of integrated and multi-disciplinary molecular approaches. The influence that population stratification and linkage disequilibrium exert on specific experimental designs for a better understanding of the evolutionary history of potential agronomic-related genes is also examined.”
“In this work we report on the synthesis of Ni:SiO2 nanogranular films with different metal fraction (0.10 <= x <= 0.

89) and fast

(similar to 4 s), which satisfies the real-w

89) and fast

(similar to 4 s), which satisfies the real-world clinical requirements of IGRT.”
“Purpose: The value of NGAL (neutrophil gelatinase-associated lipocalin) and L-FABP LDC000067 (liver-type fatty acid binding protein) has been highlighted as a novel biomarker of detection of acute renal failure in children after cardiac surgery. Interventional cardiologists are being asked more frequently to perform percutaneous coronary intervention (PCI) and contrast nephropathy is its potentially serious complication. We aimed to prospectively assess NGAL and L-FABP in patients with normal serum creatinine undergoing PCI due to unstable angina.

Material and Methods: We measured serum NGAL, urinary NGAL and L-FABP using commercially available kits before and after 2, 4, 12, 24 and 48 hours following PCI in 25 patients.

Results:

We found a significant rise in serum NGAL after 2 and 4 hours. Urinary NGAL and urinary L-FABP followed the same pattern. Both markers increased significantly after 4 hours and remained elevated up to 48 10058-F4 concentration hours after PCI. Serum creatinine did not change significantly during the study period.

Conclusions: NGAL and L-FABP may represent a sensitive early biomarkers of renal impairment after PCI. Persistently increased urinary NGAL and L-FABP may suggest renotubular damage in this population.”
“Objective: This AZD2014 in vitro meta-analysis of 5 trials from the Phase 3a insulin degludec (IDeg) clinical trial program evaluated the risk of hypoglycemia in a subset of subjects with type 2 diabetes (T2D) who required high basal insulin doses at the end of the trials.

Methods: This meta-analysis compared glycated hemoglobin (HbA(1c)), fasting plasma glucose

(FPG), basal insulin dose, body weight, and rates of overall and nocturnal confirmed hypoglycemia in a pooled population of T2D subjects using >60 U basal insulin at trial completion. Five Phase 3a, open-label, randomized, treat-to-target, confirmatory 26-or 52-week trials with IDeg (n = 2,262) versus insulin glargine (IGlar) (n = 1,110) administered once daily were included. Overall confirmed hypoglycemia was defined as self-measured blood glucose <56 mg/dL or any episode requiring assistance; nocturnal confirmed hypoglycemia had an onset between 00: 01 and 05: 59 am.

Results: More than one-third of IDeg-(35%) and IGlar-(34%) treated T2D subjects required > 60 U of basal insulin daily at the ends of the trial.

The condition results in altered electrical membrane properties (

The condition results in altered electrical membrane properties (EMPs) of fetal neurons, which are qualitatively

identical to those of trisomy 16 fetal mice (Ts16), an animal model of the human condition. Ts16 hippocampal cultured neurons reportedly exhibit increased voltage-dependent calcium currents ( (Ca)) amplitude. Since Ts16 animals BTSA1 solubility dmso are unviable, we have established immortalized cell lines from the cerebral cortex of Ts16 (named CTb) and normal littermates (named CNh). Using the whole-cell patch-clamp technique, we have now studied (Ca) in CTb and CNh cells. Current activation occurs at -40 mV in both cell lines ( (holding) = -80 mV). Trisomic cells exhibited a 2.4 fold increase in the maximal Ca2+ current density compared to normal cells (CNh = -6.3 +/- A 0.77 pA/pF, = 18; CTb = -16.4 +/- A 2.423 pA/pF; < 0.01, = 13). Time dependent kinetics for activation and inactivation did not differ between the two cell types. However, steady state inactivation studies revealed a 15 mV shift toward more depolarized potentials in the trisomic condition, suggesting that altered voltage dependence of inactivation may underlie the increased current density. Further, the total charge movement across the membrane is increased in CTb cells, in agreement with that expected by the potential sensitivity shift. These

results indicate that CTb cells present altered Ca2+ currents, similar to those of Ts16 primary cultured central neurons. The CTb cell line represents a model for studying R788 DS-related

impairments of EMPs.”
“Background: Cranberry juice contains polyphenolic compounds that could improve endothelial function and reduce cardiovascular disease risk.

Objective: The objective was to examine the effects of cranberry juice on vascular function in subjects with coronary artery disease.

Design: We completed an acute pilot study with no placebo (n = 15) WZB117 and a chronic placebo-controlled crossover study (n = 44) that examined the effects of cranberry juice on vascular function in subjects with coronary artery disease.

Results: In the chronic crossover study, subjects with coronary heart disease consumed a research preparation of double-strength cranberry juice (54% juice, 835 mg total polyphenols, and 94 mg anthocyanins) or a matched placebo beverage (480 mL/d) for 4 wk each with a 2-wk rest period between beverages. Beverage order was randomly assigned, and participants refrained from consuming other flavonoid-containing beverages during the study. Vascular function was measured before and after each beverage, with follow-up testing >= 12 h after consumption of the last beverage. Mean (+/- SD) carotid-femoral pulse wave velocity, a measure of central aortic stiffness, decreased after cranberry juice (8.3 +/- 2.3 to 7.8 +/- 2.2 m/s) in contrast with an increase after placebo (8.0 +/- 2.0 to 8.4 +/- 2.8 m/s) (P = 0.003).

Anticoagulation may be considered as a primary prevention of thro

Anticoagulation may be considered as a primary prevention of thromboembolism in pregnant mothers with peripartum cardiomyopathy.”
“One of the most difficult, time-consuming, and at the same time

critical steps of laparoscopic pyeloplasty is ureteral spatulation. We describe a reproducible technique that greatly simplifies this surgical step. Using standard laparoscopic scissors, the ureter is partially cut just inferior to the ureteropelvic junction (UPJ) at click here a point where a normal (nonstenotic) ureter is discerned. This first cut involves only half of the circumference of the ureter. The ureter remains attached to the UPJ. Through the most cephalad port, a 5-mm articulating laparoscopic scissors is inserted in the abdomen. The instrument is fully articulated so that the axis of the jaws is almost in line with the ureteral axis. The jaws are opened, one Epacadostat clinical trial jaw is inserted in the ureteral lumen, and the ureter is spatulated to the requisite length. At this point, the first apical ureteral stitch is placed outside-in while the ureter is stabilized by its remaining attachment to the UPJ. Subsequently, the ureter is freed completely

from the UPJ; the UPJ is excised, and the rest of the procedure is performed in a standard fashion.”
“Background-Acute coronary syndrome registries report the use of incomplete guideline therapies, especially among the highest risk patients. Whether this treatment gap results from misperceptions of risk by physicians is uncertain.

Methods and Results-The Perceived Risk of Ischemic and Bleeding Events in Acute Coronary Syndrome Patients (PREDICT) study was a prospective acute coronary syndrome registry in https://www.selleckchem.com/products/mln-4924.html Australia, China, India, and Russia, involving 58 hospitals between May 2009 and February 2011. In-hospital care and events up to 6 months were assessed. At least 2 clinicians involved in patient care estimated the untreated risk and change in risk with each therapy. Physician risk assessment and objective risk measures (eg, Global Registry of Acute Coronary Events [GRACE] score) for death, death/myocardial infarction,

and bleeding events were compared using the c statistic and integrated discrimination improvement. In total, 1542 patients and 4230 patient-specific physician estimates were obtained. Of responding clinicians, 81.9% were cardiovascular specialists (years of practice: mean [SD], 11.5 [7.7] years). The median physician-perceived risk of 6-month death was 25% (interquartile range, 14%-35%). The GRACE score was superior to physician estimation (c statistic: GRACE score, 0.812 [95% confidence interval, 0.772-0.851] versus physician, 0.652 [95% confidence interval, 0.596-0.708]; P<0.0001). The GRACE score added to clinician intuition improved discrimination (integrated discrimination improvement, 0.0632 [SE, 0.012]; P<0.0001). Invasive management correlated with physician-estimated risk but not with GRACE risk.

In particular, right-sided diverticulosis, although uncommon requ

In particular, right-sided diverticulosis, although uncommon requires lifesaving colectomy. Transfusion related acute lung injury (TRALI) is a transfusion reaction, which can occur after administration of various blood products. Although life threatening, it can be completely reversed usually within 72 to 96 hours. Here, we report a case of a young Caucasian male hospitalized due

to severe anemia, hematochezia and extensive blood loss, all due to lower gastrointestinal hemorrhage from right-sided diverticulosis. These conditions were overlooked endoscopically and diagnosed then treated surgically with the right-sided hemicolectomy. During postoperative course, four hours after the last transfusion, patient developed fever, hypoxia and noncardiogenic pulmonary oedema, but made complete recovery through aggressive oxygen support within 96 hours. NVP-BSK805 The aim of this case was to review current literature, to draw attention to a serious and under-diagnosed transfusion reaction, as well as discuss possible explanations for the diagnostic difficulties that occurred INCB024360 in this case.”
“Molecular imaging provides an opportunity to study biological processes in vivo. Specific molecular ‘probes’ are labelled with radioactive tracers, and imaging is carried out using either PET or gamma-cameras. The imaging is quantitative, and therefore the activity of a specific biological process (e.g. metabolism or

proliferation) can be numerically assessed, which may be important selleck chemicals for prognosis or therapy monitoring. The use of molecular imaging may lead to the development of a ‘molecular profile’ of a disease, therefore facilitating individualization of therapy and rational treatment approaches. This review article summarizes the most commonly used molecular imaging agents and their role in lung and pleural diseases. This is a rapidly developing field as new targets and imaging probes are being developed and as their clinical roles are being established.”
“The recognition that few human diseases are thoroughly addressed by mono-specific, monoclonal antibodies

(mAbs) continues to drive the development of antibody therapeutics with additional specificities and enhanced activity. Historically, efforts to engineer additional antigen recognition into molecules have relied predominantly on the reformatting of immunoglobulin domains. In this report we describe a series of fully functional mAbs to which additional specificities have been imparted through the recombinant fusion of relatively short polypeptides sequences. The sequences are selected for binding to a particular target from combinatorial libraries that express linear, disulfide-constrained, or domain-based structures. The potential for fusion of peptides to the N- and C-termini of both the heavy and light chains affords the bivalent expression of up to four different peptides.

The strategies were

The strategies were buy AR-13324 compared

using the area under the receiver operating characteristic curve.

Results: NT screening false-positive rate (FPR) was 10.9% (95% CI: 8.3-13.5). The combined test FPR was 6.2% (95% CI: 4.1-8.2%) and the combined test plus DVPI was 6% (95% CI: 4-8). FPR was higher in advanced maternal age patients. Detection rate was 100% in all cases. The area under the curve was 0.987 (95% CI: 0.972-0.994) in NT screening; 0.987 (95% CI: 0.978-0.997) in the combined test and 0.983 (95% CI: 0.977-0.996) in the combined test + DVPI.

Conclusions: Down’s syndrome screening is feasible in twins with low FPR. The results of this study are similar to the results achieved in singletons. The combined test appears to be the most effective. The addition of DVIP does not significantly improve the prenatal screening for trisomy 21.”
“To isolate lactic acid bacteria having high exopolysaccharides

(EPS) production ability 50 strains were initially isolated from the sourdough. Twenty-one strains formed highly mucoid colonies on the sucrose agar medium, which are indicative of active E I’S synthesis. DU-07, DU-10, DU-12, DU-19. and DU-21 produced 11.51 +/- 0.167, A-769662 cost 13.09 +/- 0.193, 12.72 +/- 0.108, 11.61 +/- 0.284, and 13.32 +/- 0.094 g/L EPS, respectively, in MRS medium. The isolated strains, DU-10. DU-12, and DU-21, were identified as Enterococcus flavescens, Enterococcus faecium, and Lactobacillus amylovorus, respectively, by Using API

50CHL kit and determining partial sequences of their 16S rDNA. Especially, L. amylovorus DU-21 showed the highest production of EPS, as well as the highest inhibitory activities against pathogenic (p<0.05). Interestingly the L. amylovorus DU-21 seem to be endemic to sourdough fermentations, as they have not been isolated from other environments.”
“Aim: To search a specific gene expression profile in women with intrahepatic cholestasis of pregnancy (ICP) and to evaluate the maternal and foetal outcome.

Methods: We consecutively enrolled 12 women with ICP and 12 healthy pregnant controls. The gene expression profile was assayed with the microarray technique including a panel of 5541 human genes. Microarray data were validated by real-time PCR technique.

Results: Caesarean delivery was performed in eight patients with ICP versus three controls (p = 0.05). selleck screening library ICP women delivered at earlier gestational age than control (p < 0.001). Foetal distress was recorded in two babies, but we failed to find any correlation between bile salt concentration and foetal distress. Twenty genes potentially correlated with ICP were found differentially expressed (p < 0.05). Among these, three belong to genetic classes involved in pathogenic mechanisms of ICP: (1) pathophysiology of pruritus (GABRA2, cases versus controls = 2, upregulated gene); (2) lipid metabolism and bile composition (HLPT, cases versus controls = 0.

The neuropsychological test profile of the HTx group was compared

The neuropsychological test profile of the HTx group was compared with that of a matched control group.

RESULTS: HTx children had a lower VS-6063 price mean Performance Intelligence Quotient (PIQ; 82.2, p = 0.001) and Full-Scale IQ (FSIQ; 85.6, p = 0.004) compared with population norms. HTx children scored generally lower than the control group on the neuropsychological

tests (p = 0.002). Seven patients with pre-HTx neurologic sequelae (n = 6) or extreme prematurity (n = 1) had lower mean FSIQ (72.1) than did children without major pre-HTx risk factors (93.5, p = 0.012). The latter group scored below average on only 1 of 6 WISC-III sub-tests and 2 of 10 NEPSY-II sub-tests, all measuring visuoconstructional performance.

CONCLUSIONS: Children without major neurologic risk factors pre-HTx may have normal general intelligence after HTx but deficits in the visuoconstructional domain. J Heart Lung Transplant Tariquidar research buy 2010;29:764-70 (C) 2010 International Society for Heart and Lung Transplantation. All rights reserved.”
“Background: Despite continuous

efforts by the government and private sectors, malaria is still a public health problem in rural Peninsular Malaysia. This study investigated household knowledge, attitude and practices (KAP) regarding malaria in two malaria endemic communities, forest-aboriginal and rural communities, in the Lipis district of Pahang state, Malaysia.

Methods: A descriptive Dibutyryl-cAMP ic50 cross-sectional study with a semi-structured questionnaire was carried out among 100 and 123 households from forest-aboriginal

and rural areas, respectively.

Results: Knowledge about malaria and its transmission is significantly higher among the rural participants than the aborigines (86.2% vs 76%, p < 0.01). However, use of medicinal plants and beliefs in witchcraft and sorcery in treating febrile diseases were significantly higher among the aboriginal population (p < 0.01). There were no significant differences between the two communities in terms of the knowledge about malaria symptoms, attitudes towards its severity and practices in preventive measures against malaria by using mosquito bed nets. However, the knowledge and practice of different preventive measures to combat malaria, such as insecticide and the elimination of breeding areas, was significantly higher among the rural population than the aborigines (p < 0.001).

Conclusions: Both communities were aware of malaria as a disease, but knowledge, attitudes and practices were inadequate. Providing efficient health education to people residing in malaria endemic areas would improve their understanding about malaria prevention in order to bring about the elimination of malaria from the country.”
“Polygalacturonase production by Aspergillus niger LFP-1 was studied in solid state fermentation (S SF) using pomelo (Citrus grandis) peel as a substrate.

IAI was defined as either a positive amniotic fluid culture or am

IAI was defined as either a positive amniotic fluid culture or amniotic fluid concentration of interleukin-6 (IL-6) >= 2.6 ng/mL. HMGB1 concentrations in amniotic fluid were determined by ELISA. Immunofluorescence staining for HMGB1 was performed in the fetal membranes and umbilical cord of pregnancies with acute chorioamnionitis. Results: (1) Amniotic fluid HMGB1 concentrations were higher in patients with IAI

than in those without IAI in both the PTL and preterm PROM groups (PTL IAI: median 3.1 ng/mL vs. without IAI; median 0.98 ng/mL; p < 0.001; and preterm PROM with IAI median 7.3 ng/mL vs. without IAI median 2.6 ng/mL; p = 0.002); (2) patients with preterm PROM without IAI had a higher median amniotic fluid HMGB1 concentration than those click here with PTL and intact membranes without IAI (p < 0.001); and (3) HMGB1 was immunolocalized to amnion epithelial cells and stromal cells in the Wharton’s jelly (prominent in the nuclei and cytoplasm). Myofibroblasts and Napabucasin nmr macrophages of the chorioamniotic connective tissue layer and infiltrating neutrophils showed diffuse cytoplasmic HMGB1 immunoreactivity. Conclusions: (1) intra-amniotic infection/inflammation is associated with elevated amniotic fluid HMGB1 concentrations

regardless of membrane status; (2) preterm PROM was associated with a higher amniotic fluid HMGB1 concentration than PTL with intact membranes, suggesting that rupture of membranes is Vorinostat associated with an elevation of alarmins; (3) immunoreactive HMGB1 was localized to amnion epithelial cells, Wharton’s jelly and cells involved in the innate immune response; and (4) we propose that HMGB1 released from stress or injured cells into amniotic fluid may be responsible, in part, for intra-amniotic

inflammation due to non-microbial insults.”
“Contents Cryosurvival of feline oocytes preserved as isolated cells (ex situ) or enclosed in ovarian follicles (in situ) has been demonstrated, and significant advances have recently been achieved. However, an ideal protocol for oocyte cryopreservation has not been established to date because of extreme sensitivity of the structural complex to chilling injury. Several factors, such as stage of maturation, membrane permeability and plasticity of the cytoskeleton, affect cryosurvival of the oocyte. Also, intercellular communications between cumulus cells and oocyte are compromised after freezing or vitrification of ex situ or in situ cumulusoocyte complexes, which has a detrimental effect on oocyte maturational competence. Despite these issues, embryo development, pregnancies and live kittens have been obtained after in vitro fertilization (by ICSI) and transfer of embryos derived from cryopreserved oocytes.